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Over a period of 4 years, insects emerged throughout the year from the uncropped area in a winter-wheat-fallow sequence on Rothamsted Farm, southern E...
Read moreThe numbers of dead and live Sitobion avenae falling to the ground in a wheat crop in 1988-89 in the UK were estimated. The estimates showed that more...
Read more1. Fields left fallow after harvest (i.e. stubble fields) support high wintering densities of many species of granivorous bird. We examined correlates...
Read moreA comparison is made of the relative advantages of interspecific mixture experiments using additive and substitutive designs. The results of growing A...
Read moreSurveys of the weed flora in Danish arable fields were conducted during 1967-70 and 1987-89. Frequencies of 67 common weed species in spring barley, s...
Read more1. Across Europe, farmland bird populations have continued to decline since the 1970s owing to the intensification of farming practices. Studies of su...
Read moreThe numbers of viable weed seeds in the top 15 cm of the soil were determined over a 16-year period in 4 crops grown with or without herbicides and ho...
Read moreA simulation model of the population dynamics of the delphacid Nilaparvata lugens on rice in Zhejiang Province, China, was constructed using field pop...
Read moreA simulation model of the population dynamics of the delphacid Nilaparvata lugens on rice in Zhejiang Province, China, described by J.A. Cheng and J. ...
Read moreAn expert system was constructed to help diagnose problems caused by the delphacid rice pest Nilaparvata lugens in Zhejiang Province, China, and to de...
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