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The design of an instrument for the simultaneous measurement of photosynthetically active radiation and red, far-red and blue light is described. The ...
Read morePerennial ryegrass swards were continuously grazed by sheep. One sward was grazed to maintain an LAI (lamina) close to 1.0 ('hard' grazed) and a 2nd s...
Read moreSeeds collected from native herbaceous plants in the Sheffield region were subjected to a range of amplitudes of diurnal fluctuations in temp. All exp...
Read moreResults are given of studies on Arrhenatherum elatius-dominated grassland in 1973-5. The relevance of the results to grassland management for nature c...
Read moreThe relative importance to hares of pasture fields, with and without farm livestock, was assessed on a mixed farm of cereals and grass in Hampshire, S...
Read moreThe effects of cultivation on the number of seeds of different spp. in arable land were investigated at 4 sites over several yr. Soil cores were obtai...
Read moreN fixation by white clover established on colliery spoil in S. Yorkshire was measured weekly between May and Nov. Residual spoil P levels from 2 rates...
Read moreT. granarius, which damaged rice in the seedling stage, was controlled by 0.5 lb malathion/ac. L. ovum, which damaged young growing points of rice, wa...
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