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Brent geese fed on fields of winter wheat at Burnham Deepdale, Norfolk from Nov. to Mar., and particularly during Dec. to Feb. On undisturbed fields t...
Read moreBroad-scale land conversions and fertilizer use have dramatically altered the available staging area for herbivorous long-distance migrants. Instead o...
Read moreAs part of a research project on the population dynamics of a polyphagous noctuid pest, Helicoverpa armigera, on crops commonly grown in small-scale a...
Read moreNet CO2 uptake over 24-h periods was determined in the field under various conditions. In Saltillo, Coahuila, Mexico, which is near the centre of dist...
Read moreHeteronomous hyperparasitism, in which male parasitoids develop at the expense of conspecific females or competing parasitoid species, is characterist...
Read moreUnderstanding variability in ecosystem response to grazing is essential for improving management. Recent efforts have focused on the role of plant fun...
Read moreA theoretical model of winter survival dynamics of Meloidogyne spp. (Jeger & Starr 1985) was extended to incorporate the loss of egg viability and...
Read moreEscalating conflicts between grassland farming and wintering geese in northern Germany stimulated a long-term study in order to promote a fair and wor...
Read moreNutrient concn for diets of livestock managed by the Ngisonyoka Turkana in arid NW Kenya were determined throughout 1 annual cycle, using bite-count m...
Read moreRapid growth of the world's human population has increased pressure on landscapes to deliver high levels of multiple ecosystem services, including foo...
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