The effect of the grass setaria megaphylla on the growth of pinus patula.
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Christie, Stuart, Ian
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Abstract
A three-year study was undertaken In the province of Mpumalanga, South Africa to Investigate the competitive effects of the grass Setaria megaphylla on the growth of the tree species Pinus patula. A replacement series field trial, where six different competition regimes were Implemented, clearly demonstrated the suppressive effects of S.
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Description
Submitted in partial fulfillment of the requirements
for the degree of Doctor of Philosophy
Faculty of Science
University of Witwatersrand
Johannesburg
SOUTH AFRICA