By Silim S.N.   Omanga P.A.   in Field Crops Research

ISSN:0378-4290|72|2|97-108

Elsevier‎(2001)‎

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By Omanga P.A.   Summerfield R.J.   Qi A.   in Field Crops Research

ISSN:0378-4290|41|1|25-34

Elsevier‎(1995)‎

Access to resources Favorite 13.119326