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Flight phenologies of the migrant aphid Rhopalosiphum padi, as indicated by suction trap catches throughout France in 1978-88, were compared using mul...
Read moreIncrement core samples at b.h. were taken from 15 trees in each of 7 stands (aged 22-68 yr) in North Zealand, Denmark, in Oct.-Nov. 1984. Radial incre...
Read moreThis document sets out Natural England's view on Favourable Conservation Status (FCS) for Vertigo genesii in England. Favourable conservation status i...
Read moreThe report aims to quantify, wherever possible, the impact of the prolonged period of dry weather in 2018 on selected pearl mussel (Margaritifera marg...
Read moreIt is generally thought that the intensification of farming will result in higher disease prevalences, although there is little specific modelling tes...
Read morePollinators are a functional group with high relevance for ensuring cross-pollination in wild plant populations and yields in major crops. Both pollin...
Read moreThe genetic structure of agricultural plant populations has long been recognized as an important factor in their vulnerability or resistance to diseas...
Read moreThe population dynamics of the annual weed Emex australis are described for 3 sites in south-eastern Australia. A graphical test showed a random spati...
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 moreUnderstanding how a population perceives nature and nature's contributions to people is key to designing a society's ecological infrastructure. Narrat...
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