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Large gulls (Larus) spp. are voracious predators of eggs and chicks of other colonial birds and may threaten rare or endangered species. We tested the...
Read moreUnderstanding the habitat use and movement patterns of natural enemies in agricultural landscapes is essential for enhancing biological pest control. ...
Read moreClassical biological control (CBC) can be used to decrease the density of invasive species to below an acceptable ecological and economic threshold. N...
Read moreEnzyme-linked immunosorbent assay (ELISA) was used to detect aphid consumption by predators collected from 3 fields of winter wheat in the UK. A total...
Read moreThe summer populations of the aphid Metopolophium dirhodum were monitored in a field of winter wheat in Bedfordshire, England, in 1978-80. The populat...
Read moreIn Zambia the dry season is from April to November. Miombo woodland is of marginal value for general agricultural use. In August and again in October ...
Read moreInvasions by non-native pests and diseases represent serious threats to biodiversity, agriculture and human health. Under current border arrival rates...
Read moreBrowsing by large mammals may strongly constrain the growth and reproduction of woody plants, and may alter the food quality and resource availability...
Read moreOn Rothamsted farm in southern England, the predatory and parasitic arthropod population of part of a winter wheat field alternating with fallow, duri...
Read moreCertain species of dominant ants were selectively eliminated from different subplots in order to elucidate the influence of ants and other factors on ...
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