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The relationship between cereal preference and rate of energy intake was studied for the mallard and 4 types of cereal grain. In a field experiment at...
Read moreRates of leaf growth and tiller production were compared in plants of tall fescue cv. S170 grown continuously at (a) alternating 20/10 deg C, (b) alte...
Read moreIn a field trial in the Drentsche A Nature Reserve in the Netherlands, a grassland reclaimed from a heathland in 1950 and taken out of agricultural pr...
Read moreTall fescue cv. S170 and perennial ryegrass cv. S24 were sown at 1, 2, 4 or 8 seeds per 25 cm2 in pure and mixed stands. Establishment was 81% for S17...
Read moreDespite being expensive, complicated and less successful than the conservation of primary habitat, translocation is rapidly gaining importance as a co...
Read moreLight-trap records showed that Nilaparvata lugens (Stal), an important pest of rice, is prevalent in the southwestern part of Japan. Populations that ...
Read moreA simple model is used to calculate transpiration and assimilation rates for leaves or canopies. This is then used to investigate interactions between...
Read moreDiversification of fisheries and agroecosystems can increase and stabilize production and revenue, despite unpredictable changes in ecosystems and mar...
Read moreThis report represents the fifth phase of a wider assessment to identify sites of importance to the bird populations within, and now outside of, the S...
Read moreAn instrument for measuring the distribution of irradiance in grass canopies is described; it demonstrated that light from an overcast sky was more un...
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