Titlebook: Biological nitrogen fixation in forest ecosystems: foundations and applications; J. C. Gordon,C. T. Wheeler Book 1983 Martinus Nijhoff/Dr

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Nitrogen fixation in Southeast Asian forestry: research and practice,The natural forests of Southeast Asia have been decreasing, and the denuded areas rapidly turned into vast grasslands and brush that are mostly useless. With the everincreasing population, pressure on the forest will continue. This means much reduced wood production.

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Jürgen Freyschmidt,Helmut Ostertags information can now be drawn on for many agricultural legumes to suggest with some confidence combinations of host plant variety and microsymbiont strain which, together with the appropriate plant management practices, will give good returns of biologically fixed nitrogen under particular growth c

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Jürgen Freyschmidt,Helmut Ostertagforests are normally subordinate to the cropped system. Thus the primary management procedures in forest concern the forest crop and measurement of nitrogen fixation within a stand, whether managed or not, will be subject to the effects of the dominant species. While all field analysis is beset with

音樂(lè)學(xué)者

Jürgen Freyschmidt,Helmut OstertagGardens, England in 1978, but has been up-dated. The second (2) is the culmination of over forty years of work, principally on root nodules and their endosymbiotic rhizobia but including also many other fascinating attributes of legumes.