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The following is virtually the author's summary. Studies were carried out in 1958-62 on some of the factors that affect the formation of bands of hopp...
Read moreOne of the critical challenges in agriculture is enhancing yield without compromising its foundation, a healthy environment and, particularly, soils. ...
Read moreEnvironmental conditional cash transfers, or "payments for ecosystem services" are a centerpiece of global efforts to protect biodiversity, safeguard ...
Read moreLocal people's perceptions of protected areas greatly determine the success of conservation efforts in Southern Africa as these perceptions affect peo...
Read moreRecent research has addressed how transgenic residues from arable crops may influence adjacent waterways, aquatic consumers and important ecosystem pr...
Read moreRoadless areas on United States Department of Agriculture (USDA) Forest Service lands hold significant potential for the conservation of native biodiv...
Read moreTwo forms of multivariate analyses were used to examine the relation between condition of Sitka (Picea sitchensis) and Norway (Picea abies) spruce in ...
Read moreControl of incipient invaders-established invasive species in the early stages of spreading-can be inhibited by incomplete knowledge of the species' h...
Read morePollinator communities are more abundant and diverse in agricultural matrices with more natural habitat, although the reasons for these correlations r...
Read moreThe distribution of aquatic macrophytes and of molluscan intermediate hosts of schistosomes in the following irrigation systems in the Sudan: the Gezi...
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