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Much of the water supply in the Pacific Northwest originates in national forests. It sustains the region's aquatic ecosystems, agriculture, hydroelect...
Read moreIt has been suggested that the perennial grasslands of the Serengeti plains have recently been converted to annual grass and shrub-dominated communiti...
Read moreA 5-yr survey in NSW revealed considerable annual variation in the abundance, racial diversity and virulence of both pathogen populations. Racial dive...
Read morePercentage root infection of Agropyron smithii and A. intermedium by vesicular-arbuscular mycorrhizae was measured and soil spores were counted in 6 r...
Read moreIncrement cores were obtained at b.h. from the stems of 300 trees on the margin of the Lake Vyrnwy reservoir, Montgomeryshire, Wales, in 1969, and the...
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 moreThe objective of this project was to predict which farming activities would achieve pollution concentrations at or below threshold annual concentratio...
Read moreAgricultural landscapes cover >60% of terrestrial landscapes. While biodiversity conservation and crop productivity have been seen as mutually excl...
Read moreThe appearance and fate (removal by livestock vs. natural ripening and eventual seed deposition) of Trifolium repens flowerheads were measured for 3 y...
Read moreDescribes a study in Bleans Woods National Nature Reserve, north-east Kent, to investigate the effects of seasonal and temporal variations in soil tem...
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