Nitrogen fixation by Rhizobiun-legume association and in the rhizosphere of monocotyledonous plants [microform].
| मुख्य लेखक: | |
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| स्वरूप: | Visual Material |
| भाषा: | English |
| प्रकाशित: |
Quezon City
Photoduplication Service, University of the Philippines Library
1977.
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| विषय: |