StudiesshowfarmlandinAfricaisoftenlackinginimportantnutrients.Butresearcherssaycombiningdifferentfarmingmethodsmayhelp. |
A.isoftensmallinsize |
B.canproducemorethanenoughcropsforAfricans |
C.isshortofimportantnutrients |
D.hasgottheattentionofscientistsaroundtheworld |
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