2024
|
| Jauschová, Terézia; Sarvašová, Lenka; Saniga, Miroslav; Langraf, Vladimír; Holecová, Milada; Honěk, Alois; Martinková, Zdenka; Skuhrovec, Jiří; Kulfan, Ján; Zach, Peter Ladybird (Coleoptera, Coccinellidae) communities on nonnative blue spruce in central Europe Journal Article Folia Oecologica, 51 (1), pp. 18–28, 2024, ISSN: 1338-7014. Abstract | Links | BibTeX @article{Jauschov__2024,
title = {Ladybird (Coleoptera, Coccinellidae) communities on nonnative blue spruce in central Europe},
author = {Terézia Jauschová and Lenka Sarvašová and Miroslav Saniga and Vladimír Langraf and Milada Holecová and Alois Honěk and Zdenka Martinková and Jiří Skuhrovec and Ján Kulfan and Peter Zach},
url = {http://ife.sk/wp-content/uploads/2020/09/10.2478_foecol-2024-0002.pdf},
doi = {10.2478/foecol-2024-0002},
issn = {1338-7014},
year = {2024},
date = {2024-01-01},
journal = {Folia Oecologica},
volume = {51},
number = {1},
pages = {18–28},
publisher = {Walter de Gruyter GmbH},
abstract = {Blue spruce (Picea pungens) has been planted in urban greenery as an ornamental tree in central Europe for more than 150 years. We investigated whether this nonnative spruce is a convenient habitat for ladybirds (Coleoptera, Coccinellidae). In 2021 and 2022, adults and larvae were sampled in four towns in Slovakia at monthly intervals throughout the growing season, from April to October. We recorded adults of 27 species and larvae of 11 ladybird species. Conifer specialist ladybird species predominated both in adult and larval communities (adults – 9 species, 85.2% of all individuals; larvae – 7 species, 92.1% of all individuals). Exochomus quadripustulatus and Aphidecta obliterata were the most common in adult (31.8% and 33.5% of all individuals, respectively) and larval (57.5% and 25.1% of all individuals, respectively) communities. The most abundant generalist species was nonnative invasive Harmonia axyridis (adults – 5.6%, larvae – 6.8% of all individuals). Adults and larvae of ladybirds were more abundant on solitary trees than on trees growing in groups. Our results confirmed that blue spruce hosts rich ladybird communities and provides them shelter and food resources.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
Blue spruce (Picea pungens) has been planted in urban greenery as an ornamental tree in central Europe for more than 150 years. We investigated whether this nonnative spruce is a convenient habitat for ladybirds (Coleoptera, Coccinellidae). In 2021 and 2022, adults and larvae were sampled in four towns in Slovakia at monthly intervals throughout the growing season, from April to October. We recorded adults of 27 species and larvae of 11 ladybird species. Conifer specialist ladybird species predominated both in adult and larval communities (adults – 9 species, 85.2% of all individuals; larvae – 7 species, 92.1% of all individuals). Exochomus quadripustulatus and Aphidecta obliterata were the most common in adult (31.8% and 33.5% of all individuals, respectively) and larval (57.5% and 25.1% of all individuals, respectively) communities. The most abundant generalist species was nonnative invasive Harmonia axyridis (adults – 5.6%, larvae – 6.8% of all individuals). Adults and larvae of ladybirds were more abundant on solitary trees than on trees growing in groups. Our results confirmed that blue spruce hosts rich ladybird communities and provides them shelter and food resources. |
2022
|
| Dzurenko, Marek; Galko, Juraj; Kulfan, Ján; Váľka, Jozef; Holec, Juraj; Saniga, Miroslav; Zúbrik, Milan; Vakula, Jozef; Ranger, Christopher M; Skuhrovec, Jiří; Jauschová, Terézia; Zach, Peter Can the invasive ambrosia beetle Xylosandrus germanus withstand an unusually cold winter in the West Carpathian forest in Central Europe? Journal Article Folia Oecologica, 49 (1), pp. 1 - 8, 2022. Abstract | Links | BibTeX @article{Dzurenko2022,
title = {Can the invasive ambrosia beetle \textit{Xylosandrus germanus} withstand an unusually cold winter in the West Carpathian forest in Central Europe?},
author = {Marek Dzurenko and Juraj Galko and Ján Kulfan and Jozef Váľka and Juraj Holec and Miroslav Saniga and Milan Zúbrik and Jozef Vakula and Christopher M. Ranger and Jiří Skuhrovec and Terézia Jauschová and Peter Zach},
doi = {10.2478/foecol-2022-0001},
year = {2022},
date = {2022-01-01},
journal = {Folia Oecologica},
volume = {49},
number = {1},
pages = {1 - 8},
abstract = {The capability of a non-native species to withstand adverse weather is indicative of its establishment in a novel area. An unusually cold winter of 2016/2017 that occurred in the West Carpathians of Slovakia and other regions within Europe provided an opportunity to indirectly assess survival of the invasive ambrosia beetle Xylosandrus germanus (Coleoptera: Curculionidae, Scolytinae). We compared trap captures of this species in the year preceding and succeeding the respective cold winter. Ethanol-baited traps were deployed in 24 oak dominated forest stands within the southern and central area from April to August 2016, and again from April to August 2017 to encompass the seasonal flight activity of X. germanus and to get acquainted with temporal changes in the abundance of this species in these two distant areas. Dispersing X. germanus were recorded in all surveyed stands before and after the aforementioned cold winter. Their total seasonal trap captures were lower in the southern area following low winter temperatures, but remained similar in the central area. Our results suggest that X. germanus can withstand adverse winter weather in oak dominated forests of the West Carpathians within altitudes of 171 and 450 m asl. It is likely that minimum winter temperatures will not reduce the establishment or further spread of this successful invader in forests in Central Europe.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
The capability of a non-native species to withstand adverse weather is indicative of its establishment in a novel area. An unusually cold winter of 2016/2017 that occurred in the West Carpathians of Slovakia and other regions within Europe provided an opportunity to indirectly assess survival of the invasive ambrosia beetle Xylosandrus germanus (Coleoptera: Curculionidae, Scolytinae). We compared trap captures of this species in the year preceding and succeeding the respective cold winter. Ethanol-baited traps were deployed in 24 oak dominated forest stands within the southern and central area from April to August 2016, and again from April to August 2017 to encompass the seasonal flight activity of X. germanus and to get acquainted with temporal changes in the abundance of this species in these two distant areas. Dispersing X. germanus were recorded in all surveyed stands before and after the aforementioned cold winter. Their total seasonal trap captures were lower in the southern area following low winter temperatures, but remained similar in the central area. Our results suggest that X. germanus can withstand adverse winter weather in oak dominated forests of the West Carpathians within altitudes of 171 and 450 m asl. It is likely that minimum winter temperatures will not reduce the establishment or further spread of this successful invader in forests in Central Europe. |
| Hlôška, Ladislav; Saniga, Miroslav; Chovancová, Gabriela; Chovancová, Barbara; Homolová, Zuzana Temporal and spatial changes in small mammal communities in a disturbed mountain forest Journal Article Folia Oecologica, 49 (1), pp. 9 - 22, 2022. Abstract | Links | BibTeX @article{Hlôška2022,
title = {Temporal and spatial changes in small mammal communities in a disturbed mountain forest},
author = {Ladislav Hlôška and Miroslav Saniga and Gabriela Chovancová and Barbara Chovancová and Zuzana Homolová},
doi = {10.2478/foecol-2022-0002},
year = {2022},
date = {2022-01-01},
journal = {Folia Oecologica},
volume = {49},
number = {1},
pages = {9 - 22},
abstract = {In 2005–2016, we investigated a secondary succession of small mammal communities in forest ecosystems in High Tatras (Slovakia) disturbed by windstorm and fire. This long-term ecological study confirmed the occurrence of significant temporal and spatial changes in species composition and number of dominant small mammal species. A comparison between disturbed and undisturbed plots indicated notable differences in species richness and abundance. The gradations of dominant small mammal species in disturbed habitats were asynchronous and showed a wider range of amplitude than in the undisturbed plots. An analysis of the temporal and spatial changes in the structure of small mammal communities in relation to selected environmental gradients confirmed the statistically significant effect of secondary succession on species composition, abundance, and exchange in forest ecosystems in the High Tatra Mountains following a disturbance.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
In 2005–2016, we investigated a secondary succession of small mammal communities in forest ecosystems in High Tatras (Slovakia) disturbed by windstorm and fire. This long-term ecological study confirmed the occurrence of significant temporal and spatial changes in species composition and number of dominant small mammal species. A comparison between disturbed and undisturbed plots indicated notable differences in species richness and abundance. The gradations of dominant small mammal species in disturbed habitats were asynchronous and showed a wider range of amplitude than in the undisturbed plots. An analysis of the temporal and spatial changes in the structure of small mammal communities in relation to selected environmental gradients confirmed the statistically significant effect of secondary succession on species composition, abundance, and exchange in forest ecosystems in the High Tatra Mountains following a disturbance. |
2020
|
 | Kulfan, Ján; Zach, Peter; Holec, Juraj; Brown, Peter M J; Sarvašová, Lenka; Skuhrovec, Jiří; Martinková, Zdenka; Honěk, Alois; Váľka, Jozef; Holecová, Milada; Saniga, Miroslav The Invasive Box Tree Moth Five Years after Introduction in Slovakia: Damage Risk to Box Trees in Urban Habitats Journal Article Forests, 11 (9), 2020, ISSN: 1999-4907. Abstract | Links | BibTeX @article{Kulfan2020b,
title = {The Invasive Box Tree Moth Five Years after Introduction in Slovakia: Damage Risk to Box Trees in Urban Habitats},
author = {Ján Kulfan and Peter Zach and Juraj Holec and Peter M.J. Brown and Lenka Sarvašová and Jiří Skuhrovec and Zdenka Martinková and Alois Honěk and Jozef Váľka and Milada Holecová and Miroslav Saniga},
doi = {10.3390/f11090999},
issn = {1999-4907},
year = {2020},
date = {2020-09-17},
journal = {Forests},
volume = {11},
number = {9},
abstract = {The box tree moth Cydalima perspectalis (Walker, 1859) (Lepidoptera: Crambidae) is an invasive species in Europe and a serious pest of box trees (Buxus spp.). In Slovakia, Central Europe, it was first reported in 2012 within the low elevation region with a warm climate. We hypothesize that the cold mountain region of Slovakia would provide less suitable conditions for the spread of this species, indicated by no or only slight damage to box trees. Five years after C. perspectalis was first recorded in Slovakia, we assessed the probability of occurrence of the moth and the probability of damage to box trees (Buxus sempervirens) by its larvae, using temperature and altitude data as predictors. In June and July 2017, at 156 locations (towns and villages) between the altitudes of 109 and 888 m, we recorded damage and categorized the intensity of damage to box trees by C. perspectalis using a four-point scale. Box trees infested by C. perspectalis were recorded in most locations at altitudes between 110 and 400 m with the mean annual temperature varying between 10.5 and 7.9 °C. High damage to box trees was found in locations up to 340 m a.s.l. characterized by mean annual temperatures above 8.5 °C. Our results suggested high probability (>60%) of any damage to box trees for the area up to approximately 300 m a.s.l. (mean annual temperature above 8.4 °C), and high probability (>60%) of high damage for the area up to approximately 250 m a.s.l. (mean annual temperature above 9 °C). The area where damage to box trees was predicted using the altitude showed great overlap with the area predicted using the mean annual temperature. The area with the probability of any damage was only slightly larger than the area with the probability of high damage.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
The box tree moth Cydalima perspectalis (Walker, 1859) (Lepidoptera: Crambidae) is an invasive species in Europe and a serious pest of box trees (Buxus spp.). In Slovakia, Central Europe, it was first reported in 2012 within the low elevation region with a warm climate. We hypothesize that the cold mountain region of Slovakia would provide less suitable conditions for the spread of this species, indicated by no or only slight damage to box trees. Five years after C. perspectalis was first recorded in Slovakia, we assessed the probability of occurrence of the moth and the probability of damage to box trees (Buxus sempervirens) by its larvae, using temperature and altitude data as predictors. In June and July 2017, at 156 locations (towns and villages) between the altitudes of 109 and 888 m, we recorded damage and categorized the intensity of damage to box trees by C. perspectalis using a four-point scale. Box trees infested by C. perspectalis were recorded in most locations at altitudes between 110 and 400 m with the mean annual temperature varying between 10.5 and 7.9 °C. High damage to box trees was found in locations up to 340 m a.s.l. characterized by mean annual temperatures above 8.5 °C. Our results suggested high probability (>60%) of any damage to box trees for the area up to approximately 300 m a.s.l. (mean annual temperature above 8.4 °C), and high probability (>60%) of high damage for the area up to approximately 250 m a.s.l. (mean annual temperature above 9 °C). The area where damage to box trees was predicted using the altitude showed great overlap with the area predicted using the mean annual temperature. The area with the probability of any damage was only slightly larger than the area with the probability of high damage. |
 | Sarvašová, Lenka; Kulfan, Ján; Saniga, Miroslav; Zúbrik, Milan; Zach, Peter Winter geometrid moths in oak forests : Is monitoring a single species reliable to predict defoliation risk? Journal Article Forests, 11 (3), 2020, ISSN: 1999-4907. Abstract | Links | BibTeX @article{Sarvašová2020,
title = {Winter geometrid moths in oak forests : Is monitoring a single species reliable to predict defoliation risk?},
author = {Lenka Sarvašová and Ján Kulfan and Miroslav Saniga and Milan Zúbrik and Peter Zach},
doi = {https://doi.org/10.3390/f11030288},
issn = {1999-4907},
year = {2020},
date = {2020-03-02},
journal = {Forests},
volume = {11},
number = {3},
abstract = {Species within the group of winter moths (Geometridae) are important oak defoliators in European forests. Adults of these species emerge either in late autumn (‘autumn species’) or in early spring (‘spring species’), and caterpillars of both ‘autumn’ and ‘spring’ species appear in spring. The abundance of adults assessed by regular monitoring allows the prediction of the defoliation intensity in trees by caterpillars in the following spring. ‘Autumn species’ (mostly a single one, Operophtera brumata) are monitored by forestry practices as pests, whereas ‘spring species’ are often not paid any attention. We hypothesised that ‘spring species’ could also have an important share in caterpillar assemblages in oak forests. We aimed to study the proportions between ‘autumn’ and ‘spring’ species in adult and larval stages. In a xeric thermophilous oak forest in southern Slovakia, Central Europe, we collected adult moths using sticky bands set up on trunks of Quercus pubescens during the winter of 2014–2015 and caterpillars from other trees belonging to the same oak species over the following spring. We also captured caterpillars from several oak species in various areas and over different years in Slovakia and Bulgaria, and we compiled relevant literature data. ‘Spring species’ recorded from a unique forest as adults during winter and as caterpillars in the following spring were significantly more abundant than ‘autumn species.’ Moreover, ‘spring species’ from Slovakian forests, regardless of the locality, the oak species and the year of sampling, reached high proportions, mostly over 50% of individuals in caterpillar assemblages. The ‘spring species’ Agriopis leucophaearia was the most abundant, followed by the ‘autumn species’ Operophtera brumata. ‘Spring species’ accounted for more than 50% of individuals in caterpillar assemblages in the Balkan Peninsula (Bulgaria) concerning one case, and they were of little importance in northern Greece. We recommend monitoring all winter moth adults (‘autumn’ and ‘spring’ species together) continuously in forestry practices, using sticky bands on oak trees from late autumn to early spring.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
Species within the group of winter moths (Geometridae) are important oak defoliators in European forests. Adults of these species emerge either in late autumn (‘autumn species’) or in early spring (‘spring species’), and caterpillars of both ‘autumn’ and ‘spring’ species appear in spring. The abundance of adults assessed by regular monitoring allows the prediction of the defoliation intensity in trees by caterpillars in the following spring. ‘Autumn species’ (mostly a single one, Operophtera brumata) are monitored by forestry practices as pests, whereas ‘spring species’ are often not paid any attention. We hypothesised that ‘spring species’ could also have an important share in caterpillar assemblages in oak forests. We aimed to study the proportions between ‘autumn’ and ‘spring’ species in adult and larval stages. In a xeric thermophilous oak forest in southern Slovakia, Central Europe, we collected adult moths using sticky bands set up on trunks of Quercus pubescens during the winter of 2014–2015 and caterpillars from other trees belonging to the same oak species over the following spring. We also captured caterpillars from several oak species in various areas and over different years in Slovakia and Bulgaria, and we compiled relevant literature data. ‘Spring species’ recorded from a unique forest as adults during winter and as caterpillars in the following spring were significantly more abundant than ‘autumn species.’ Moreover, ‘spring species’ from Slovakian forests, regardless of the locality, the oak species and the year of sampling, reached high proportions, mostly over 50% of individuals in caterpillar assemblages. The ‘spring species’ Agriopis leucophaearia was the most abundant, followed by the ‘autumn species’ Operophtera brumata. ‘Spring species’ accounted for more than 50% of individuals in caterpillar assemblages in the Balkan Peninsula (Bulgaria) concerning one case, and they were of little importance in northern Greece. We recommend monitoring all winter moth adults (‘autumn’ and ‘spring’ species together) continuously in forestry practices, using sticky bands on oak trees from late autumn to early spring. |
 | Kulfan, Ján; Dzurenko, Marek; Parák, Michal; Sarvašová, Lenka; Saniga, Miroslav; Brown, Peter; Zach, Peter Larval feeding of Cydalima perspectalis on box trees with a focus on the spatial and temporal distribution Journal Article Plant Protection Science, 11 , 2020, ISSN: 1212-2580. Abstract | Links | BibTeX @article{Kulfan2020,
title = {Larval feeding of \textit{Cydalima perspectalis} on box trees with a focus on the spatial and temporal distribution},
author = {Ján Kulfan and Marek Dzurenko and Michal Parák and Lenka Sarvašová and Miroslav Saniga and Peter Brown and Peter Zach},
doi = {10.17221/126/2019-PPS},
issn = {1212-2580},
year = {2020},
date = {2020-01-01},
journal = {Plant Protection Science},
volume = {11},
abstract = {The box tree moth Cydalima perspectalis is an invasive pest on box trees originating from Eastern Asia which spread throughout Europe. We assessed the efficacy of photo-eclectors (emergence boxes) for the detection of its larvae. We also investigated their spatial distribution on the hosts and the spatial and temporal distribution of the leaf damage caused by this pest in Slovakia. Our results showed non-uniform vertical distribution of the overwintering larvae and leaf damage on the trees. The larval abundance in the spring was significantly affected by the height of the branches above the ground. During spring, the larvae occurred most abundantly in the upper parts of the trees. The leaf damage was greatest in the lower parts throughout the growing season. During the progress of the infestation, the development of the damage in the lower and middle parts was similar. In the upper part, the initial increase in the damage was slow, but accelerated four months before the complete defoliation. The field estimation of the proportion of damaged leaves and the accurate assessment based on counting the damaged leaves suggest a consistency between these estimates. Hence, a quick field estimation of the leaf damage may be utilised by horticultural practices.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
The box tree moth Cydalima perspectalis is an invasive pest on box trees originating from Eastern Asia which spread throughout Europe. We assessed the efficacy of photo-eclectors (emergence boxes) for the detection of its larvae. We also investigated their spatial distribution on the hosts and the spatial and temporal distribution of the leaf damage caused by this pest in Slovakia. Our results showed non-uniform vertical distribution of the overwintering larvae and leaf damage on the trees. The larval abundance in the spring was significantly affected by the height of the branches above the ground. During spring, the larvae occurred most abundantly in the upper parts of the trees. The leaf damage was greatest in the lower parts throughout the growing season. During the progress of the infestation, the development of the damage in the lower and middle parts was similar. In the upper part, the initial increase in the damage was slow, but accelerated four months before the complete defoliation. The field estimation of the proportion of damaged leaves and the accurate assessment based on counting the damaged leaves suggest a consistency between these estimates. Hence, a quick field estimation of the leaf damage may be utilised by horticultural practices. |
2019
|
 | Saniga, Miroslav Prechádzky slovenskou prírodou Book AlleGro Plus, 2019, ISBN: 978-80-973087-9-7. BibTeX @book{Saniga2019,
title = {Prechádzky slovenskou prírodou},
author = {Miroslav Saniga},
isbn = {978-80-973087-9-7},
year = {2019},
date = {2019-01-01},
publisher = {AlleGro Plus},
keywords = {},
pubstate = {published},
tppubtype = {book}
}
|
2017
|
| Demko, Jaroslav; Machava, Ján; Saniga, Miroslav Energy production analysis of Common Reed – Phragmites australis (Cav.) Trin. Journal Article Folia Oecologica, 44 (2), pp. 107-113, 2017, ISSN: 1336-5266. Abstract | Links | BibTeX @article{Demko2017b,
title = {Energy production analysis of Common Reed – \textit{Phragmites australis} (Cav.) Trin.},
author = {Jaroslav Demko and Ján Machava and Miroslav Saniga},
doi = {10.1515/foecol-2017-0013},
issn = {1336-5266},
year = {2017},
date = {2017-11-10},
journal = {Folia Oecologica},
volume = {44},
number = {2},
pages = {107-113},
abstract = {Slovakia is acountry with limited natural resources, therefore its essential task is to search for new renewable sources of energy to reduce its dependence on imported fossil fuels. The results of research confirmed that the Common Reed (Phragmites australis (Cav.) Trin.) has considerable potential of phytomass production and energy storage (calorific value reached 17,448 J g−1 d.w.). Biomass production of Common Reed under natural conditions of the lower Liptov region reached 12.702 tons of a dry mater per hectare with the calculated energy storage of 221.622 GJ ha−1. The average biogas production was 351.31 l kg−1 of a dry matter of which the methane (CH4) content represents 185.21 l kg−1 (52.72%). With regards to the values of combustion heat, a calorific value and the production of methane it can also be noted that in case of Common Reed it is more profitable to focus on direct combustion of biomass than the production of biogas and methane.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
Slovakia is acountry with limited natural resources, therefore its essential task is to search for new renewable sources of energy to reduce its dependence on imported fossil fuels. The results of research confirmed that the Common Reed (Phragmites australis (Cav.) Trin.) has considerable potential of phytomass production and energy storage (calorific value reached 17,448 J g−1 d.w.). Biomass production of Common Reed under natural conditions of the lower Liptov region reached 12.702 tons of a dry mater per hectare with the calculated energy storage of 221.622 GJ ha−1. The average biogas production was 351.31 l kg−1 of a dry matter of which the methane (CH4) content represents 185.21 l kg−1 (52.72%). With regards to the values of combustion heat, a calorific value and the production of methane it can also be noted that in case of Common Reed it is more profitable to focus on direct combustion of biomass than the production of biogas and methane. |
| Urban, Peter; Bendík, Andrej; Franc, Valerián; Vantarová, Katarína Hegedüšová; Chilová, Viktória; Milan, Ivan; Saniga, Miroslav; Súľovský, Andrej; Peter, Vantara Malebný chrám matky prírody. In Kráľova studňa - Veľká Fatra : príroda, história, súčasnosť Book Chapter pp. 43-100, Veda, 2017, ISBN: ISBN 978-80-224-1598-9. BibTeX @inbook{Urban2017,
title = {Malebný chrám matky prírody. In Kráľova studňa - Veľká Fatra : príroda, história, súčasnosť},
author = {Peter Urban and Andrej Bendík and Valerián Franc and Katarína Hegedüšová Vantarová and Viktória Chilová and Ivan Milan and Miroslav Saniga and Andrej Súľovský and Vantara Peter},
isbn = {ISBN 978-80-224-1598-9},
year = {2017},
date = {2017-01-01},
pages = {43-100},
publisher = {Veda},
keywords = {},
pubstate = {published},
tppubtype = {inbook}
}
|
2016
|
 | Zúbrik, M; Hajek, A; Pilarska, D; Špilda, I; Georgiev, G; Hrašovec, B; Hirka, A; Goertz, D; Hoch, G; Barta, M; Saniga, M; Kunca, A; Nikolov, C; Vakula, J; Galko, J; Pilarski, P; Csóka, G The potential for Entomophaga maimaiga to regulate gypsy moth Lymantria dispar (L.) (Lepidoptera; Erebidae) in Europe Journal Article Journal of Applied Entomology, 140 (8), pp. 565–579, 2016, ISSN: 1439-0418. Abstract | Links | BibTeX @article{Zúbrik2016,
title = {The potential for \textit{Entomophaga maimaiga} to regulate gypsy moth \textit{Lymantria dispar} (L.) (Lepidoptera; \textit{Erebidae}) in Europe},
author = {M. Zúbrik and A. Hajek and D. Pilarska and I. Špilda and G. Georgiev and B. Hrašovec and A. Hirka and D. Goertz and G. Hoch and M. Barta and M. Saniga and A. Kunca and C. Nikolov and J. Vakula and J. Galko and P. Pilarski and G. Csóka},
url = {http://onlinelibrary.wiley.com/doi/10.1111/jen.12295/epdf},
doi = {doi:10.1111/jen.12295},
issn = {1439-0418},
year = {2016},
date = {2016-02-13},
journal = {Journal of Applied Entomology},
volume = {140},
number = {8},
pages = {565–579},
abstract = {Gypsy moth, Lymantria dispar L., is one of the most important pests of deciduous trees in Europe. In regular cycles, it causes large-scale defoliation mostly of oak, Quercus spp., forests. Government authorities in the most infested countries in Europe conduct large-scale applications of pesticides against gypsy moth. In 1999, a new natural enemy, the entomopathogenic fungus Entomophaga maimaiga, was successfully introduced into a gypsy moth population in Bulgaria. Recent investigations suggest that now E. maimaiga is quickly spreading in Europe. Herein, past studies are reviewed regarding this fungus with special emphasis on its potential for becoming an important factor regulating gypsy moth populations in Europe, focusing on the host's population dynamics in relation to the fungus, the influence of environmental conditions on fungal activity, the influence of E. maimaiga on the native entomofauna, including other gypsy moth natural enemies, and spread of the fungus. Based on this analysis, the potential of E. maimaiga for providing control in European gypsy moth populations is estimated.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
Gypsy moth, Lymantria dispar L., is one of the most important pests of deciduous trees in Europe. In regular cycles, it causes large-scale defoliation mostly of oak, Quercus spp., forests. Government authorities in the most infested countries in Europe conduct large-scale applications of pesticides against gypsy moth. In 1999, a new natural enemy, the entomopathogenic fungus Entomophaga maimaiga, was successfully introduced into a gypsy moth population in Bulgaria. Recent investigations suggest that now E. maimaiga is quickly spreading in Europe. Herein, past studies are reviewed regarding this fungus with special emphasis on its potential for becoming an important factor regulating gypsy moth populations in Europe, focusing on the host's population dynamics in relation to the fungus, the influence of environmental conditions on fungal activity, the influence of E. maimaiga on the native entomofauna, including other gypsy moth natural enemies, and spread of the fungus. Based on this analysis, the potential of E. maimaiga for providing control in European gypsy moth populations is estimated. |
| Štofík, J; Merganič, J; Merganičová, K; Bučko, J; Saniga, M Brown bear winter feeding ecology in the area with supplementary feeding – Eastern Carpathians (Slovakia) Journal Article Polish Journal of Ecology, 64 (2), pp. 277-288, 2016, ISSN: 1505-2249 . Abstract | Links | BibTeX @article{Štofík2016,
title = {Brown bear winter feeding ecology in the area with supplementary feeding – Eastern Carpathians (Slovakia)},
author = {J. Štofík and J. Merganič and K. Merganičová and J. Bučko and M. Saniga},
url = {http://www.bioone.org/doi/abs/10.3161/15052249PJE2016.64.2.011},
doi = {https://doi.org/10.3161/15052249PJE2016.64.2.011},
issn = {1505-2249 },
year = {2016},
date = {2016-01-01},
journal = {Polish Journal of Ecology},
volume = {64},
number = {2},
pages = {277-288},
abstract = {We performed snow tracking of brown bear (Ursus arctos) in the area of the Eastern Carpathians affected by supplementary feeding during the winter periods from 2007 to 2013. On each snow track we recorded all food habits and collected all scats. From these data we calculated occurrence frequency of food habits on snow tracks, occurrence frequency, volumetric proportion and energy values of food items in scats. We revealed that: i) the most frequent food source on snow tracks was corn from supplementary feeding places for ungulates (FOST = 64%); ii) crops for ungulates was the most important food group found in scat samples of bears (EDEC = 61%, EDECST = 53%); iii) the analysis of the inter-seasonal (late autumn, winter and early spring) changes in winter bear diet based on scat analyses revealed decreasing importance of hard mast and fruit, and increasing importance of invertebrates, herbs and wood biomass and crops for ungulates from autumn to spring; iv) bears searched for food at lower elevations in comparison to the location of their beds which are situated at higher elevations. Winter bear activity and bear diet was affected by supplementary feeding for ungulates.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
We performed snow tracking of brown bear (Ursus arctos) in the area of the Eastern Carpathians affected by supplementary feeding during the winter periods from 2007 to 2013. On each snow track we recorded all food habits and collected all scats. From these data we calculated occurrence frequency of food habits on snow tracks, occurrence frequency, volumetric proportion and energy values of food items in scats. We revealed that: i) the most frequent food source on snow tracks was corn from supplementary feeding places for ungulates (FOST = 64%); ii) crops for ungulates was the most important food group found in scat samples of bears (EDEC = 61%, EDECST = 53%); iii) the analysis of the inter-seasonal (late autumn, winter and early spring) changes in winter bear diet based on scat analyses revealed decreasing importance of hard mast and fruit, and increasing importance of invertebrates, herbs and wood biomass and crops for ungulates from autumn to spring; iv) bears searched for food at lower elevations in comparison to the location of their beds which are situated at higher elevations. Winter bear activity and bear diet was affected by supplementary feeding for ungulates. |
![Rok v prírode [Nature throughout the year]](http://ife.sk/wp-content/uploads/2020/09/Saniga2016.jpg) | Saniga, Miroslav Rok v prírode [Nature throughout the year] Book Perfekt, 2016, ISBN: 978-80-8046-7746. BibTeX @book{Saniga2016,
title = {Rok v prírode [Nature throughout the year]},
author = {Miroslav Saniga},
isbn = {978-80-8046-7746},
year = {2016},
date = {2016-01-01},
publisher = {Perfekt},
keywords = {},
pubstate = {published},
tppubtype = {book}
}
|
![Naša príroda v kocke [Our nature in cube]](http://ife.sk/wp-content/uploads/2020/09/Saniga2016b.jpg) | Saniga, Miroslav Naša príroda v kocke [Our nature in cube] Book Veda, 2016, ISBN: 978-80-224-1557-6. BibTeX @book{Saniga2016b,
title = {Naša príroda v kocke [Our nature in cube]},
author = {Miroslav Saniga},
isbn = {978-80-224-1557-6},
year = {2016},
date = {2016-01-01},
publisher = {Veda},
keywords = {},
pubstate = {published},
tppubtype = {book}
}
|
2013
|
| Štofík, J; Merganič, J; Merganičová, K; Saniga, M Seasonal changes in food composition of the brown bear (Ursus arctos) from the edge of its occurence – Eastern Carpathians (Slovakia) Journal Article Folia Zoologica, 62 (3), pp. 221-231, 2013. Links | BibTeX @article{J.2013,
title = {Seasonal changes in food composition of the brown bear (\textit{Ursus arctos}) from the edge of its occurence – Eastern Carpathians (Slovakia)},
author = {J. Štofík and J. Merganič and K. Merganičová and M. Saniga},
url = {http://www.ivb.cz/folia_zoologica/archive/62_222-231.pdf},
year = {2013},
date = {2013-08-08},
journal = {Folia Zoologica},
volume = {62},
number = {3},
pages = {221-231},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
|
