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The influence of competition on ramet populations of C. esculentus was studied experimentally at a site near Harare, Zimbabwe. A range of ramet densit...
Read moreDescribes a survey of porcupine feeding on Pinyon and Yellow Pine in the Mesa Verde area (S.W. Colorado). A tree-ring chronology was constructed, base...
Read moreA study was made to measure compensatory growth responses and to estimate losses associated with bird damage to maturing maize. Maize grains contained...
Read moreA series of root-pruning experiments was performed to simulate the effects of grazing by root-feeding herbivores on B. gracilis. Approx. 37% (c. 22 mg...
Read moreUnder isothermal conditions the decrease in air pressure with elevation enhanced potential transpiration by increasing the leaf to air water vapour gr...
Read moreTriazine-susceptible and resistant biotypes of S. vulgaris, collected from the same field in Salinas, California, were compared to determine whether r...
Read moreIn a greenhouse experiment L. bainesii seeds were sown at 0, 10, 20 or 30 mm depth, covered with Digitaria decumbens straw (20 mm length) at 0, 70, 14...
Read moreFrom 2000 to 2014, per capita gross domestic product in Sub-Saharan Africa increased by almost 35 percent in real terms, doubling in some countries. S...
Read moreClimate change, land clearing and invasive species are affecting ecosystems in concert, so effective management requires knowledge sharing and collabo...
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