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Transpiration rates of Douglas-fir trees (Pseudotsuga menziesii) were measured in the field, using tritiated water (HTO) as a tracer for water. Sites ...
Read moreShallow lakes are important components of the biosphere, but they are also highly vulnerable to damage from human activities in their catchments, such...
Read moreTrends in heather cover, ht. and standing crop were observed at 32 sites during 1969-72. Significant trends in heather cover and biomass occurred at m...
Read moreThe effects of spp. coexistence in a plant community on the interactions between plants were studied using 2 strains each of O. sativa and O. glaberri...
Read moreIn a study of net above-ground productivity of the economically important woody weed, S. punicea, in S. Africa, with and without the introduced monoph...
Read moreIn further investigations on feeding on larvae of Sericesthis nigrolineata (Boisd.), a pest of pastures in New South Wales [cf. preceding abstract, RA...
Read moreA methodology that mathematically measures the stability of patches of vegetation identified from remotely sensed data is presented. The methodology w...
Read morePlants of A. capillaris (outbreeding) and P. pratensis (apomictic) from populations in England (Rothamsted), southern Iceland (Sámsstadir), northern I...
Read moreThe results are reported of glasshouse trials in which the interspecific effects of barley, white mustard (Sinapis alba) and wild oats (Avena fatua) g...
Read moreThe nitrogenase activity of C. scoparius measured at indigenous soil temp. at intervals during the year showed 2 apparent maxima, in early and late sp...
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