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Mean 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 moreThe influence of cattle grazing on marked shoots of P. australis was studied on embanked sandflats of the Lauwerszeepolder, N. Netherlands in 1983-86....
Read moreSoil characteristics and vegetation were studied in vehicle tracks and adjacent undisturbed tundra along local moisture gradients at four sites in nor...
Read moreThe effects of 2 levels of infestation by Phytoptus chondrillae G. Can. (Aceria chondrillae) on inflorescence growth and reproductive capacity of Chon...
Read moreThe viable weed seed content of the surface soil at 78 sites in the upper Belize Valley, British Honduras, averaged 6488 seeds/m2 and included 54 spec...
Read morePlant diseases are a growing threat to plant production and food security. An accumulating number of studies show that ants and their bacterial symbio...
Read moreSeed of H. leporinum was collected from a field at Mount Derrimut, Victoria in Jan. 1975 and stored until May when germination was studied. Av. seed f...
Read moreThis special feature draws attention to new research and perspectives around two key questions. First, how and why is 'nature on screen' produced, by ...
Read moreWildlife TV programmes reach very large global audiences, but it is hard to measure their benefits for the natural world. The commercial need to enter...
Read moreEffects of goose faeces on salt marsh vegetation at La Pérouse Bay, Manitoba together with the processes of faecal decay, were studied in order to det...
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