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A 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...
Read moreLime has been applied to lakes and catchment areas in order to counteract the effects of acidification. Results are reported from laboratory and field...
Read moreThe following is virtually the author's summary of this first part of a series on the effects of populations of Eucallipterus tiliae (L.) on two matur...
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