N2 fixation in cowpea plants grown in farmers' fields in the Upper West Region of Ghana, measured using 15N natural abundance
Abstract Few studies have assessed the levels of symbiotic N nutrition in legumes grown by fanners in Africa. In this study, the shoots of cowpea plants were sampled from 63 farms in 12 villages within 5 districts of the Upper West Region of Ghana, and assessed for growth and symbiotic N nutrition....
| Main Authors: | , , |
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| Format: | Others |
| Language: | en |
| Published: |
Balaban
2009
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| Subjects: | |
| Online Access: | http://encore.tut.ac.za/iii/cpro/DigitalItemViewPage.external?sp=1001673 |