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The growth of perennial ryegrass (a New Zealand variety of Lolium perenne) was measured under glasshouse conditions in New South Wales, in turfs in po...
Read more1. Floral resources are important in limiting pollinator populations, but they are often highly variable across time and space and the effect of this ...
Read moreBarley and perennial ryegrass were grown at various densities in boxes and Italian ryegrass and timothy at various densities in the field. The initial...
Read moreCoupled plant-herbivore models, allowing feedback from plant to herbivore populations and vice versa, enable us to predict the impact of biocontrol ag...
Read moreA range of densities of B. sterilis were sown in pots with winter wheat cv. Avalon in 4 soils; a heavy clay loam and a lighter, sandy soil from Oxford...
Read moreThe response to density of the annual Agrostemma githago were investigated over a wide range of densities in pure populations and also in the presence...
Read moreThe intensification of agriculture has resulted in the decline of many plant species of nutrient-poor wet grasslands. At some sites local populations ...
Read moreThe effects of population density and row spacing on the growth and solar radiation interception of sorghum were measured from 1980-81 to 1983-84 in i...
Read moreIn further investigations on feeding on larvae of Sericesthis nigrolineata (Boisd.), a pest of pastures in New South Wales [cf. preceding abstract, RA...
Read moreIn a survey of areas beside 12 main roads (with the road number prefix 'A') in the UK in June-September 1989, it was found that verges and central res...
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