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Predicting which species are more likely to invade a region presents significant difficulties to researchers and government agencies. Methods for esti...

Aphid clones that feed on the same plant species for many generations often develop biotypes specifically adapted to the particular host-plant. Such b...

Large, severe disturbances drive many forest ecosystems over the long term, but pose management uncertainties when human experience with them is limit...

Pine wilt disease, caused by pinewood nematode (Bursaphelenchus xylophilus; abbreviated 'PWN'), is a damaging and globally distributed insect-vectored...

The patterns of spatial growth of small epicentres of nuclear polyhedrosis virus disease of Gilpinia hercyniae (Htg.) (GHNPV) were studied in spruce f...

A population of 570 adult beetles (Cyrtobagous sp.) released onto plants of Salvinia molesta in field cages declined to 40 adults over 7 months, and i...

The genetic structure of agricultural plant populations has long been recognized as an important factor in their vulnerability or resistance to diseas...

Pest regulation is an important ecosystem service provided by biodiversity, as plants growing in species-rich communities often experience association...

Recent outbreaks of defoliating insects on trees and shrubs used for landscaping major roads in the UK are reported. The reasons for some outbreaks we...

A computer model is described which simulates the spread of barley yellow dwarf luteovirus (BYDV) by aphids in winter cereals in SW England. The model...