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YAMOAH, C.F. GROSZ, R.

Linking on-station reseach with on-farm testing: The case of agroforestry and organic matter-based cropping systems for the Rwanda farmig systems improvement project - 1988

Subjects--Topical Terms:
AGRICULTURA DE LADERA
EROSION
FERTILIDAD DEL SUELO
ABONOS
PLANES, PROGRAMAS Y PROYECTOS
LEGUMINOSAE
RUANDA

Dewey Class. No.: 30420