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Trials in California with P. ponderosa seedlings planted in hand-thinned plots of A. patula (proportions approx. 0:100, 25:75, 50:50, 75:25, 100:0) su...
Read moreSpiders were sampled, by suction (D-vac) and direct counts of their webs, in a controlled sheep-grazing experiment on calcareous ex-arable land and in...
Read moreA seed drill with 2 adjacent spouts blocked was used to sow winter wheat so that there were rows (a) 18 cm apart, (b) 18 cm from the next row on one s...
Read moreAn analysis of the contents of 109 European whitefronted goose (Anser albifrons) fore-guts, and of goose droppings, is described. The diet of the gees...
Read moreIn pot experiments, the growth of barley seedlings was significantly retarded by the presence of live rhizomes of Agropyron repens near their roots. D...
Read moreThe genetic structure of agricultural plant populations has long been recognized as an important factor in their vulnerability or resistance to diseas...
Read moreHypericum perforatum, St John's wort, is an invasive weed of natural and agro-ecosystems in south-eastern Australia. In previous work we used a long-t...
Read moreTo evaluate suitable methods for comparing soil fertility across a large number of undrained rich-fen sites the relationships between soil chemical co...
Read more1. Multiple drivers of environmental change pose a significant challenge for ecological restoration, including climate change, soil salinization and e...
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