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The effects of an attendant ant (Lasius niger) on the host-parasitoid system of the red wax scale insect (Ceroplastes rubens) and its parasitoid wasp ...
Read moreForaging on crops by wild ungulates may create human-wildlife conflicts through reducing crop production. Ungulates interact with and within complex s...
Read moreArable weeds are important theme in organic farming. In this study the weed densities and diversity in Mecklenburg-Vorpommern were studied. To achieve...
Read moreA comparison of the vegetation and soil was made around 2 boreholes, differing in cattle density and exploitation period, in the dry savanna of E. Bot...
Read moreA biological interpretation was made of spatial distributions of the aleyrodid Trialeurodes vaporariorum reared on Phaseolus vulgaris from various agg...
Read moreExpressions are presented for the penetration of direct and diffuse radiation into stands having (a) horizontal leaves, (b) randomly oriented leaves, ...
Read moreThe summer growth, winter dieback and grazing of shoots and flowers of heather was measured at 2 moors in N.E. Scotland. The main factor determining a...
Read moreThe upper limit to the number of mice was estimated at 36 mice/ha when 860 000 Douglas fir seeds/ha were taken. Additional seeds did not result in fur...
Read moreExpressions are presented for the penetration of direct and diffuse radiation into stands having (a) horizontal leaves, (b) randomly oriented leaves, ...
Read moreThe effects of defoliation by wild herbivores (mostly elephants) or domestic ungulates (mostly goats) on Kaffrarian succulent thicket, dominated by th...
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