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The population dynamics of Biomphalaria pfeifferi were studied at 4 river sites in the Zimbabwe highveld for periods of 4 to 28 months during 1986 to ...
Read moreThe distribution of aquatic macrophytes and of molluscan intermediate hosts of schistosomes in the following irrigation systems in the Sudan: the Gezi...
Read moreThe Session presented and discussed the results achieved by EIFAAC, by its Management Committee as well as its Technical and Scientific Committee sinc...
Read moreTree transpiration, Et, and understorey evaporation, Eu, were measured hourly on 2-3 fine days during 12 periods throughout a year in a Pinus radiata ...
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 moreThis presentation outlines the objectives, methodologies, and innovative techniques employed in freshwater and marine environmental monitoring. The pr...
Read moreSpecies traits have been frequently used in ecological studies in an attempt to develop a general ecological framework linking biological communities ...
Read moreIn order to evaluate the potential of H. duryi to establish populations in schistosomiasis endemic areas, the response of H. duryi to calcium concentr...
Read moreAlthough largely ignored, coexistence of native species with non-native species is the rule rather than the exception in the contemporary world. There...
Read morePart of a drainage channel was treated with cyanatryn at 0.2 mu g/g. Release of the herbicide was slower than expected. A peak concn. of 0.1 mu g/g wa...
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