Replenishing soil fertility in Africa : proceedings of an international symposium
Buresh, Roland J.
Replenishing soil fertility in Africa : proceedings of an international symposium ed. /by Roland J. Buresh, Pedro A. Sánchez and Frank Calhoun - Madison : Soil Science Society of America, 1997. - 251 p. ; gráfs.
85753
Suelos--Fertilidad.
Suelos--Africa.
631.4 / B83
Replenishing soil fertility in Africa : proceedings of an international symposium ed. /by Roland J. Buresh, Pedro A. Sánchez and Frank Calhoun - Madison : Soil Science Society of America, 1997. - 251 p. ; gráfs.
85753
Suelos--Fertilidad.
Suelos--Africa.
631.4 / B83