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The uptake patterns of cadmium and copper by Aphis fabae from its food plant, Vicia faba, grown under control and elevated metal treatments, were comp...
Read moreThe growth of interspecific hybrids between oilseed rape (Brassica napus subsp. oleifera) and hoary mustard (Hirschfeldia incana) was studied in diffe...
Read moreAgrobacterium tumefaciens was used to introduce two marker genes (kanamycin resistance and β-glucuronidase) into tobacco. These plants were grown in a...
Read moreCollembola and Acarina populations were sampled over two years from sites fertilized with three levels of superphosphate (0, 190, 380 kg ha-1yr-1) and...
Read moreHuman activity has altered ecosystems in some places to a point where traditional restoration, ecosystem management and conservation interventions mig...
Read moreBody weights and measurements were determined on a number of species of antelope, the zebra and the hyena, 7-158 animals of each species being examine...
Read moreBroods of grey and red-legged partridges were radio-tracked for 20 days after hatching and their diet estimated from faeces collected at nocturnal roo...
Read moreTo estimate the efficiency of foraging strategy, the rates of food intake of adult giraffe in the Serengeti National Park are assessed. Daily energy i...
Read moreAn artificial nest incorporating an automated weighing device, suitable for chick growth studies on some species of seabirds, is described. The operat...
Read moreComposition of the crop contents of 622 partridges killed in October in 1962-64, 1968-70 and 1979-81 was studied. There were no sex- or age-related di...
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