4 treff

Vegetable production in the Tropics
C.N. Williams, J.O. Uzo, W.T.H. Peregrine...
Bok Engelsk 1991
Tree and field crops of the wetter regions of the tropics
C.N. Williams, W.Y. Chew, and J.H. Rajara...
Bok Engelsk 1979
The agronomy of the major tropical crops
Williams, C.N.
Bok Engelsk 1975
Climate, soil and crop production in the humid tropics
[by] C.N. Williams and K.T. Joseph
Bok Engelsk 1970