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Seed longevity and germination in various situations were examined in Rumex crispus and R. obtusifolius. The % germination of both spp. was significan...
Read moreMany invasive species are introduced by trade, and there is a need for studies of pre-emptive measures to lower the risk of introductions, as post-est...
Read moreA population dynamics model of the field biology of the curculionid Anthonomus grandis under Brazilian conditions was linked to a model for cotton gro...
Read moreThe native grass D. fusca has become an important weed in rice fields in temperate Australia since rice cultivation began there in 1922. Field and gla...
Read moreEffects of disease and environment on competitive interactions among wheat genotypes were investigated. Wheat genotypes (5) were grown in up to 6 diff...
Read moreIncrement core samples at b.h. were taken from 15 trees in each of 7 stands (aged 22-68 yr) in North Zealand, Denmark, in Oct.-Nov. 1984. Radial incre...
Read moreTrifolium balansae and T. resupinatum are new to self-regenerating pastures. A model, based on data obtained from field measurements, was used to pred...
Read moreRainfall data were collated for years preceding historical outbreaks of Mastomys [Praomys] rats in East Africa in order to test the hypothesis that su...
Read moreProblems associated with the population dynamics and control of Simulium damnosum Theo. s.l. are discussed in relation to the programme for the contro...
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