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In a field trial in the Drentsche A Nature Reserve in the Netherlands, a grassland reclaimed from a heathland in 1950 and taken out of agricultural pr...
Read moreFood webs in conventional (high-input) and integrated (reduced-input) farming systems were simulated to estimate the contribution of soil microbes and...
Read moreA model was developed to simulate the production rate of above-ground dry matter by trees and by ground vegetation. Values for a Scots pine stand in c...
Read moreenThis link goes to a English sectionesThis link goes to a Spanish section With rising atmospheric CO2 concentrations, strategies for greater carbon s...
Read moreIn a Swedish experiment, 18-yr-old Scots pine were defoliated by hand in early and late summer, simulating different degrees of insect grazing on the ...
Read moreIn a survey of 68 reclaimed china clay wastes, the grass/clover vegetation was scored for overall cover, legume cover and the number of ingressed spp....
Read moreA study was made to measure compensatory growth responses and to estimate losses associated with bird damage to maturing maize. Maize grains contained...
Read moreThe accumulation of nutrients in the standing crop and standing dead material in naturally grazed and sheep-grazed grass/clover vegetation on reclaime...
Read moreThe effects of bush clearing, cultivation and crop protection with DDT on surface casting activity and populations of earthworms were monitored over a...
Read moreThe effect of a discharge from an abandoned coal mine on the structure and functioning of aquatic hyphomycete assemblages colonizing leaf material was...
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