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Shifts from maize to sorghum production: Nutrition effects in four Mexican communities
Kathleen M. DeWalt, Billie R. DeWalt, JoséCarlos Escudero, David BarkinVolume:
15
Year:
1990
Language:
english
Pages:
13
DOI:
10.1016/0306-9192(90)90056-6
File:
PDF, 1.29 MB
english, 1990