Search
All content is free for everyone to browse, read and share. You’ll find journal articles and non-peer reviewed grey literature. Type keywords into the search box or Use the filtering options below to browse the content.
Showing 8,193 results
The same 25 eyries of golden eagles (Aquila chry-saetos) were examined each year in west Scotland. In 1963-65 the "percentage of nests with eggs from ...
Read moreTo estimate the effect of the foliage at different positions in the profiles of kale crops on the rate of photosynthesis below it, the leaf area index...
Read moreThe effects of 5 planting densities (p), viz. 10x20, 10 x 10, 10 x 7. 5, 10 x 5 and 5 x 7. 5 cm., on leaf growth and bulb yield were investigated for ...
Read moreThe presence of weeds within the crop provided a habitat which was more suitable for some of the arthropod predators of P. rapae. Harpalus rufipes was...
Read moreThe results of experiments conducted during 1968 showed that the presence of weed within the crop provides a suitable habitat for some of the ground-l...
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 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 virtually the author's summary of this account of observations in southern England. Weather at the critical times of oviposition, lar...
Read moreThe following is virtually the author's summary of this account of observations in southern England. When undisturbed in a breeding chamber, females o...
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 more