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Chronological changes in the physical composition of colliery waste were studied on nine tips of ages 0-178 years, in the Somerset Coalfield.Surface i...
Read moreBulk density and soil penetration resistance was linearly related to the log of the number of passages of a car, up to 256 passages, and of walkers, u...
Read moreScaling insurance to transfer climate risk from the rural poor to financial markets is vital to enhance agricultural risk management in developing cou...
Read moreIn outdoor pot trials in 1962-4, mean tiller number per tall fescue Plant rose exponentially at first, then more slowly, to reach about 300 by end 196...
Read more2 heath fires in 15-yr-pld Calluna vulgaris in autumn under dry windy conditions consumed 93% of the available fuel. In one fire, crown temperature re...
Read moreAs the crop developed and the sun's declination changed, mean values per day of the reflection coefficient increased from 0.15-0.23. After rain or irr...
Read morePerennial ryegrass, wheat, red clover and lucerne were grown on soil in pots with and without added K; foliage was leached with simulated rain and the...
Read moreWe monitored 100 artificial nests of four different designs to examine the occupancy and breeding success of predatory birds in nest site limited, ste...
Read moreA series of trials was established to assess the effects of temporary roadways on heathland vegetation. These temporary roadways were set up on both d...
Read moreReflection of short-wave radiation by irrigated cotton in the Sudan Gezira was measured every 0.5 h in the daytime during Oct.-Dec. 1965, the major pa...
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