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Life tables for populations of Hylemya (Erioischia) brassicae (Bch.) on cabbage crops in Canada [cf. RAE/A 60, 538] and England [50, p. 286] are analy...
Read moreMean adult bee populations were 18 000 in late May, 37 000 in early June and 13 000 in late September, while mean brood populations were 15 000 in lat...
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 moreThe effects of 2 levels of infestation by Phytoptus chondrillae G. Can. (Aceria chondrillae) on inflorescence growth and reproductive capacity of Chon...
Read moreThe widespread drainage of wetlands and grazing marshes has been one of the main drivers of severe reductions in the number and range of breeding wade...
Read moreConsidering the availability of idle physical space between the rows of fruit trees and the high financial investment in the establishment and managem...
Read morePlant diseases are a growing threat to plant production and food security. An accumulating number of studies show that ants and their bacterial symbio...
Read moreClimate change is predicted to have a marked effect on the agricultural sector in Eastern Africa. However, there is considerable potential to adapt to...
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