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The following is virtually the author's summary of this second part of a series [cf. RAE A 59 2659]. Experiments on saplings of lime (Tilia) under con...
Read moreWhen weather was favourable (warm, dry) for ovi-position by O. frit, the combined activity of predators and parasites was found to be inadequate to pr...
Read moreWith the aid of a field plot layout of semi-controlled environments developed by R.L. Davidson, J.R. Wiseman & V.J. Wolfe to validate simulation m...
Read moreInvestigations into the possible eradication of tsetse flies by the release of sterile males included the breeding of tsetse flies under field conditi...
Read moreThe performance of Phragmites australis growing on plots in an experimental field in the Netherlands is described in terms of leaf area and biomass of...
Read moreA simulation model is described which demonstrates the role of parasitic Hymenoptera in influencing the numbers of the aphid Sitobion avenae on cereal...
Read moreIn laboratory experiments, oviposition by females of Oscinella frit at high population densities was negligible on single-leaved seedlings of ryegrass...
Read moreThis paper focuses on the importance of European wetlands in providing essential resources to human societies and the major threats to wetlands and th...
Read moreForaging by honey bees was studied in 1988 and 1989 in an orchard containing 5 cross-pollinating varieties of almond (Prunus dulcis). Every foraging h...
Read moreGlobally, the conversion of natural forest into agricultural land and human settlement has altered avian diversity and structure often leading to func...
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