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Wildlife reintroductions can help to restore populations and save species from extinction. However, success rates of reintroductions are low due to in...
Read moreThe development of shade-grown agro-ecosystems has increasingly been identified as a strategy for conserving tropical biodiversity. While biodiversity...
Read moreSuccessful management of insect crop pests requires an understanding of the cues and spatial scales at which they function to affect rates of attack o...
Read moreWeed beets pose a serious problem for sugarbeet Beta vulgaris var. saccharifera crops. Traditionally, the only efficient method of weed control has be...
Read moreYield determinations were made during Apr.-May and Aug.-Sept. on vegetative swards of Arrhenatherum elatius, Cynosurus cristatus, Festuca arundinacea,...
Read moreThe effects of temperature and photoperiod on the growth and development of three populations from Norway and one from Portugal were studied. Marked e...
Read morePopulations were collected from twelve sites in Switzerland and Italy. Tetraploids occurred in grassland at high altitudes but in woodlands down to 11...
Read moreSamples of Auchenorrhyncha were collected from fertilized plots in southern England between April 1978 and November 1979. Twenty-nine species were rec...
Read moreIn this report we present an assessment of potential changes in the spatial distributions of over 3,000 plants and animals that occur in England resul...
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