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Life tables are presented for 4 consecutive generations of Psila rosae on carrots in southern England, and are analysed using key factor analysis. Of ...
Read moreSeeds of calabrese, carrot, onion and sugar beet were sown in the field on successive occasions. Soil integral impedance (work done in penetrating the...
Read moreModern methods of crop production are regarded as one of the major factors moderating ecosystem processes in agricultural landscapes and may negativel...
Read moreFarmland biodiversity benefits pollination, biological control and other key ecosystem services. Food safety has been seen as an exception to this bro...
Read moreDuring the winter of 1976-77, few pupae of Delia brassicae (Wied.) were removed by predators from either natural or introduced populations of pupae bu...
Read moreThe influence of adults of Coccinella californica Mannh. on the spread of a plant virus (bean yellow mosaic virus) transmitted by Acyrthosiphon pisum ...
Read moreLife tables and intrinsic rates of increase were obtained for Myzus persicae (Sulz.), Brachycaudus helichrysi (Kalt.) and Macrosiphoniella sanborni (G...
Read moreThis working paper is intended to help countries in West Africa, and local communities and farmers to adopt climate-smart land management practices th...
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 simple but general model of density-dependent dispersal in an arthropod population is used to explain the relationship between the density and the s...
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