Soil conservation and management in the humid tropics
GREENLAND, D.J.
Soil conservation and management in the humid tropics proceedings of the International conference on soil conservation and management in the humid tropics held in Ibadan, Nigeria, in June 1975, ed. by D.J. Greenland and R.Lal - New York John Wiley 1977 - xi, 283p.
631.4913 / G814s
Soil conservation and management in the humid tropics proceedings of the International conference on soil conservation and management in the humid tropics held in Ibadan, Nigeria, in June 1975, ed. by D.J. Greenland and R.Lal - New York John Wiley 1977 - xi, 283p.
631.4913 / G814s