Davis, Ted J.
Development of rainfed agriculture under arid and semiarid conditions Ed. By Ted J. Davis - Washington, D.C IBRD 1986 - 412p.
Arid regions agriculture --Developing countries --Congresses
Arid regions agriculture --Congresses
Z In8d
Development of rainfed agriculture under arid and semiarid conditions Ed. By Ted J. Davis - Washington, D.C IBRD 1986 - 412p.
Arid regions agriculture --Developing countries --Congresses
Arid regions agriculture --Congresses
Z In8d