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Density of jojoba (Simmondsia chinensis) was similar but plant size and cover were greater inside than outside a 48-yr-old livestock (cattle) exclosur...
Read morePopulation densities of Heterodera avenae in a sandy soil in Nottinghamshire, UK, decreased to very low levels between 1957 and 1968, despite intensiv...
Read moreLife tables for populations of Hylemya (Erioischia) brassicae (Bch.) on cabbage crops in Canada [cf. RAE/A 60, 538] and England [50, p. 286] are analy...
Read moreMathematical models for birth and death processes in local populations (within a local patch), and for migration between local patches in a heterogene...
Read moreWater insecurity is a significant, heavily gendered, and growing driver of poverty, vulnerability and risk. This paper explores the linkages between t...
Read moreSamples of Auchenorrhyncha were collected from fertilized plots in southern England between April 1978 and November 1979. Twenty-nine species were rec...
Read moreIn laboratory experiments, oviposition by females of Oscinella frit at high population densities was negligible on single-leaved seedlings of ryegrass...
Read moreEffects of intraspecific competition in Callosobruchus maculatus and C. rhodesianus on cowpeas were studied in the laboratory in order to predict whet...
Read moreThe prevention and management of transmissible diseases hinges upon understanding host dispersal because it influences distribution of wildlife, affec...
Read moreThe eastern North American monarch butterfly is at risk of quasi-extinction due, in part, to the loss of breeding habitat in agricultural landscapes o...
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