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The appearance and fate (removal by livestock vs. natural ripening and eventual seed deposition) of Trifolium repens flowerheads were measured for 3 y...

Three surveys were conducted in barley or other cereal crops in Hampshire, UK, during 1988 and 1989. In the first survey (of a spring barley crop), th...

The protection of sensitive species from overfishing is a key aspect of the ecosystem approach to fisheries management. We use life-history parameters...

In order to describe the regulation of genet density of Chloris gayana and variations in this process, 7 cultivars were sown at 4 densities and the ch...

The decline of seeds of a natural population of arable weeds under a grass sward was monitored by germination in the field. Plots of 0.9 m² were dug o...

The populations of three species of South Asian vultures (Gyps bengalensis, Gyps indicus and Gyps tenuirostris) have declined rapidly within the last ...

1. The nematode Steinernema feltiae has been developed commercially as a biocontrol agent and is successful in controlling sciarid flies in mushroom h...

In three experiments, begun in successive years, seeds of twenty species of annual weeds were mixed with 15 cm of soil confined in cylinders sunk in t...

Pesticide concentrations are correlated with regional declines in stream invertebrate diversity. Experimental studies have identified that pesticides ...

Involving communities in sustainable wildlife management in tropical forests can ensure food security and livelihoods of millions of forest dwellers t...