Farming systems in the tropics/
Ruthenberg, Hans.
Farming systems in the tropics/ Hans Ruthenberg - Oxford : Clarendon Press, 1971. - xiv, 313 p. : ill. , 24 cm.
Includes bibliographical references (p. [287]-302).
0198594267
75-888971
Agricultural systems--Tropics.
Farm management--Tropics.
630.913
Farming systems in the tropics/ Hans Ruthenberg - Oxford : Clarendon Press, 1971. - xiv, 313 p. : ill. , 24 cm.
Includes bibliographical references (p. [287]-302).
0198594267
75-888971
Agricultural systems--Tropics.
Farm management--Tropics.
630.913