Managing soil health for maximising crop productivity / F. K. Obeng ; V. K. Avornyo ; M. Fosu ; E. Okorley ; R. W. N. Yeboah ; E. Afenyo [Editor: Sones,Duncan] - New Delhi ; India : New India Publishing Agency [NIPA], 2017 - xi, 184p. : ill., pic., col. plates ; 25cm.