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The annual rate of increase of a wildlife population is the change in abundance or density from one year to the next. This paper compares the expected...
Read moreThe impact of industrial fisheries on marine biodiversity is conspicuous in large pelagic vertebrate's fisheries bycatch. In seabirds, this led to the...
Read moreHybridization between crops and their wild relatives may enhance invasiveness and change their niche dynamics. This is regarded as a major biosafety p...
Read moreVehicle tracks were made by up to 100 motorcycle and four-wheel drive passes in the Mojave Desert of California on a Typic Haplargid and a Typic Torri...
Read moreThe drought resistance of young seedlings of Stylosanthes humilis and Digitaria ciliaris was investigated in the field at Katherine, Northern Territor...
Read moreTwo cultivars of barley, one resistant and one susceptible to aphids, were grown in pots in mono- or mixed culture in the laboratory, and either infes...
Read moreHawthorn scrub in an upland area (>150 m alt.) of North Wales was surveyed, and at three typical study sites, hawthorn occurrence was studied in re...
Read moreLight interception by a reconstructed canopy of Calluna vulgaris was recalculated on the basis of total skylight and equations developed to estimate i...
Read moreFifteen, 45, 60 and 90 cm water were applied before sowing cotton; after irrigation there were 10, 28, 45 and 60 cm of available water respectively in...
Read moreTissue m.c. and rates of CO2 and O2 exchange were determined in the laboratory for branches of L. tulipifera collected at 2 week intervals over a 1 yr...
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