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The pH, percentage moisture, and temperature of colliery spoil, and the K, Ca, Mg, Na, Fe, Zn, Cu, Mn and Al concentration of saturation paste extract...
Read moreThe enchytraeid populations of soil samples were recorded for 4 yr in a newly felled area and untreated control area (Sept. 1975-79) and for 2 yr (197...
Read moreTrees of two Scots pine phenotypes (poor and fertile soils) and lodgepole pine (intermediate) were exposed side by side in a field study. Biomass cons...
Read morePlant productivity is influenced by water status, temperature, and photosynthetically active radiation, the effects of which provide an environmental ...
Read moreLow phosphorus (P) availability limits plant biomass production in fens, which is a prerequisite for the persistence of many endangered plant species....
Read morePlant-parasitic nematodes are important pests of agriculture, and transgenic plants with potential for nematode control are currently being developed....
Read moreThe performance of Lolium perenne plants grown in roadside soil in the absence of roadside atmospheric conditions was studied. Significantly fewer pla...
Read morePlant diversity can increase nitrogen cycling and decrease soil-borne pests, which are feedback mechanisms influencing subsequent plant growth. The re...
Read moreChanges in microbial activity and populations of Protozoa and nematodes were followed in decomposing barley root material buried in soil cores and in ...
Read moreThough co-occurrence of invasive plant species is common, few studies have compared the community and ecosystem impacts of invaders when they occur al...
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