The effects of different deltamethrin spray schedules on yields and potential seed yields of cowpea at Foumbot, Cameroon
Autor: | Parh, Ignatius Amah |
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Zdroj: | International Journal of Pest Management; Apr-Jun1993, Vol. 39 Issue 2, p193, 0p |
Databáze: | Complementary Index |
Externí odkaz: |