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Residues of DDE in kestrel eggs collected near Ithaca, New York, averaged 35, 42, 33 and 37 p.p.m. in 1969, 1970, 1971 and 1972, respectively. Based o...
Read moreIn the Arctic, chemical contaminants, shipping, oil pollution, plastic pollution, changing habitats in relation to climate change and fisheries have b...
Read moreThe feral pigeon (Columba livia) is a globally commensal bird that can cause dis-amenities such as soiling and is a potential vector of various diseas...
Read moreAccurate and precise estimates of abundance are required for the development of management regimes for deer populations. In woodland areas, indirect d...
Read moreThe effects of increased nutrient and organic loading on a community dominated by submersed macrophytes and gastropods were investigated in a drainage...
Read moreTwo approaches to achieve conservation objectives in Natura 2000 sites have recently received much attention from the Dutch government. The first appr...
Read more1. Intercropping, the practice of growing two or more crops in close association, is attracting increasing interest in developed countries, primarily ...
Read more1. The nematode Steinernema feltiae has been developed commercially as a biocontrol agent and is successful in controlling sciarid flies in mushroom h...
Read more1. The infestation of sheep with blowfly larvae (sheep strike) is a significant animal welfare and economic problem in many regions of the world. Impr...
Read more1. A prerequisite for the restoration of desiccated bog remnants is rewetting the peat surface. Frequently in Europe, extensive areas are flooded in o...
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