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Reports the effects of seasonal grazing by sheep on young Juniperus communis for seven years from 1966 on IBP grazing plots at Aston Rowant national n...
Read moreA field experiment on lucerne in British Columbia in which populations of Acyrthosiphon pisum (Harris) were harvested at various rates is described an...
Read moreIntensive agriculture is dominated by monocultures of high-yielding plants that receive large applications of nitrogen (N) fertilizers to boost plant ...
Read morePollinators are a functional group with high relevance for ensuring cross-pollination in wild plant populations and yields in major crops. Both pollin...
Read moreThe influence of cattle grazing on marked shoots of P. australis was studied on embanked sandflats of the Lauwerszeepolder, N. Netherlands in 1983-86....
Read moreThe performance of Phragmites australis growing on plots in an experimental field in the Netherlands is described in terms of leaf area and biomass of...
Read moreLarge herbivores provide key ecosystem processes, but have experienced massive historical losses and are under intense pressure, leaving current ecosy...
Read moreIn disturbance-adapted ecosystems, the removal of disturbance can lead to losses of diversity and sometimes irreversible changes in community composit...
Read moreThe production of current season growth by Coleogyne ramosissima was determined by length measurement in Sept. when the twigs were dormant. Percentage...
Read moreSeeds of calabrese, carrot, onion and sugar beet were sown in the field on successive occasions. Soil integral impedance (work done in penetrating the...
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