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Showing 114 results
Suppression of pest species via a native predator is a regulating ecosystem service that has the potential to limit crop damage and produce economic b...
Read moreFifteen, 45, 60 and 90 cm water were applied before sowing cotton; after irrigation there were 10, 28, 45 and 60 cm of available water respectively in...
Read moreSample size estimates for monitoring population densities of Tetranychus urticae and Panonychus ulmi in apple orchards in South Africa were derived fr...
Read moreThe relationship between leaf conductance and environmental variables was examined during two summers in 22-year-old Shamouti orange trees. Soil water...
Read moreField surveys of egg populations of Cryptophlebia leucotreta and the egg parasitoid Trichogrammatoidea cryptophlebiae native to southern Africa, were ...
Read moreThe concept of pollinator niche complementarity maintains that species-rich pollinator communities can provide higher and more stable pollination serv...
Read morePlantings of pollinator-dependent crops vary from large, intensively managed fields to small fields that are managed less intensively, yet there is re...
Read moreA transect of 44 pitfall traps passing through 11 point habitats associated with citrus in South Africa captured 10 488 individuals comprising 23 gene...
Read morePatterns of light interception, in both time and space, were measured during 1973 and 1974 in apple orchards. Several planting systems were investigat...
Read moreThere was a marked diurnal variation of light interception by hedgerow orchards on sunny days in June and July. This variation was considerably reduce...
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