Emechebe, A., & Singh, B. (1997). Technology options and research challenges to increase cowpea production under Striga and drought stress in semiarid Africa.
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Emechebe, A., y B. Singh. Technology Options and Research Challenges to Increase Cowpea Production Under Striga and Drought Stress in Semiarid Africa. 1997.
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Emechebe, A., y B. Singh. Technology Options and Research Challenges to Increase Cowpea Production Under Striga and Drought Stress in Semiarid Africa. 1997.
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