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Estimates of damage to maize by individual red-winged blackbirds (Agelaius phoeniceus) were derived from energetics and life history information and i...
Read moreThe following is virtually the author's summary. Observations in southern England in 1964-67 showed that the period when most of the Hymenopterous par...
Read moreThe scientific papers presented at this conference on integrated control of crop pests in Britain comprised: Integrated control and the Advisory Servi...
Read moreThe following is virtually the authors' conclusion and summary. The proportion of eyries of the golden eagle (Aqutta chrysaetos) in western Scotland i...
Read moreThe following is virtually the author's summary. The patterns of distribution, of insects flying over pasture, to leeward of a mixed hedge in southern...
Read moreThe following is based largely on the author's summary. The insect communities on vegetation in a mixed hedgerow and in neighbouring fields of pasture...
Read moreA system of equations was developed to describe the reciprocal effects of stand density and quadratic mean diameter through time, using data from a lo...
Read moreIn this work, the situation of land degradation in the Eastern Cape region of South Africa was analysed by adapting a natural resource governance fram...
Read moreA study was carried out in the Netherlands to assess the financial situation of shepherds looking after flocks, mainly on heathlands. A total of 47 bu...
Read moreThe following is virtually the author's summary. Infestations of empty food sacks by stored-products insects were studied by examination of 350 sacks ...
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