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The amount of pollen of the appropriate species borne on the body of an insect is presumed to be an important factor in assessing its value as a polli...
Read moreIn investigations in cider-apple orchards in southern England in winter 1971-73, groups of up to 30 larvae of Cydia pomonella (L.) were allowed to spi...
Read moreSee also W.A. 20, 2439 and 2892. Experimental simulation of the theoretical effects of ploughing, both to different depths, and at different times of ...
Read moreTo explore possible ways of reducing the effets of bud-eating in orchards, captive bullfinches [Pyrrhula pyrrhula] were studied in an aviary simulatio...
Read moreSample size estimates for monitoring population densities of Tetranychus urticae and Panonychus ulmi in apple orchards in South Africa were derived fr...
Read moreThis paper summarizes the results of a study conducted in Argentina, which introduced honeybee (Apis mellifera) hives and colonies of the native black...
Read morePollinators are a functional group with high relevance for ensuring cross-pollination in wild plant populations and yields in major crops. Both pollin...
Read moreINGRAM, W. R. ; DAVIES, J. C. Recent advances in pest control on cotton in Uganda, p. 406, bibl. 1.
MACDONALD, A. S. Crop improvement and agricultural...
This second edition of the Regional Overview of Food Insecurity in the Near East and North Africa coincides with the adoption of the sustainable devel...
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