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Mixtures of equal numbers of plants of different barley varieties or of a barley variety and an oat variety were grown in 5 field trials and 1 glassho...
Read moreThe effect of different intensities of winter grazing by barnacle geese, Branta leucopsis, on the yields of agricultural grasslands dominated by Loliu...
Read moreReplacement series experiments are commonly used to study interactions between component spp. in a mixture. Conventional data analysis compares actual...
Read moreBarley, Sinapis alba and Papaver rhoeas, and then barley, S. alba and Avena fatua were grown in pure stand and in mixtures of 2 and 3 species at diffe...
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 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 moreSugar-beet was grown at 7 locations with different soil types in the E. of England and received 2 levels of N during 1960-2. Differences in yield betw...
Read moreA statistical model is presented which explores the effects of weed patchiness on crop yield. Input data are a non-linear regression of yield versus w...
Read moreAbove-ground and below-ground environmental conditions influence crop yield by pollination, pest pressure and resource supply. However, little is know...
Read moreTropical agroforestry systems provide farmers with resources for their livelihoods, but are also well-recognized as refuges for biodiversity. However,...
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