Sentences with phrase «indicates plant cover»

Not exact matches

While overall habitat loss is a factor in these declines, research also indicates that even fields of sufficient size, if they are fragmented or interrupted by hedgerows or natural windbreaks, will be passed over by the birds, which may view the linear plantings as cover for predators.

Gu's research indicates that the maximum uptake of carbon dioxide by plant ecosystems occurs when cloud cover is about 50 percent.

Results from Poul Norlund's excavation at Herjolfsnes» churchyard, which uncovered plant roots in shrouds covered by a layer of permafrost, indicated that the land, at the time of these Norse burials, had been subject to fluctuating temperatures