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Rates 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 moreLitter bags, containing aspen or aster leaf litter, were used to compare decomposition in burned and adjacent unburned areas in forests in northeaster...
Read moreA triploid meadow fescue/perennial ryegrass hybrid and the 2 parent species were grown alone or in binary mixture and subjected to management for hay ...
Read moreThe abundance of several species of Forcipomyia, known to be pollinators of cacao, increased markedly in 1 cacao farm in Costa Rica when discs of rott...
Read moreThe mean nitrate reductase activity (NRA) of leaf tissue, from various nitrogen environments, was four times greater in Sporobolus pyramidalis than in...
Read moreFertilization with a 10-6-4 sewage sludge fertilizer increased the total peak standing crops of salt marsh vegetation, in spite of the presence of con...
Read moreSeedlings and young trees of Pinus sylvestris were grown in outdoor fumigation chambers at about 5 and 150 mu SO2m-3 (5 pphm). Temperature and water v...
Read moreAdults of Altica (Haltica) carduorum Guer. from France were released in 1969 and 1970 on Cirsium arvense (creeping thistle) at Silwood Park, Berkshire...
Read moreMost experimental evidence on the relationship between biodiversity and ecosystem functioning comes from ecosystems with fast-growing plants, such as ...
Read moreIn general, bees collecting nectar only, as well as bees collecting nectar and pollen, preferred male-fertile to male-sterile cultivars of onion plant...
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