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Species composition is a vital attribute of any ecosystem. Accordingly, ecological restoration often has the original, or "natural," species compositi...
Read moreThe following is based largely on the author's summary of this account of investigations in Kenya. The percentage of barley shoots attacked by larvae ...
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 moreA series of root-pruning experiments was performed to simulate the effects of grazing by root-feeding herbivores on B. gracilis. Approx. 37% (c. 22 mg...
Read moreA heather-dominated blanket bog was burned in small patches annually for 5 yr. Sheep were stocked at 1 ewe/ha from the 2nd yr onward and their perform...
Read moreThe growth of Festuca arundinacea and Lolium perenne at a moderately exposed site in SE Scotland was compared with that in a sheltered enclosure in 19...
Read moreCotton was grown with 15, 45, 60 and 90 cm of irrigation water, applied before sowing. After irrigation there were 10, 28, 45 and 60 cm of available w...
Read moreA simple geometric model for one-time control was expanded to incorporate more realistic aspects of invasion and used to evaluate the spatial growth o...
Read moreSeedlings and young trees of Pinus sylvestris were grown in outdoor fumigation chambers at 5 and 150 mu g SO2/m3 (approx.). The higher SO2 concn. redu...
Read moreCocksfoot from Norway and Portugal was grown in controlled environment at 5, 15 or 25°C with 8 h high-intensity light/day with or without a further 16...
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