A methodology for on-farm cropping systems research/ (Acc: D 1282)

Zandstra, H.G.,

A methodology for on-farm cropping systems research/ (Acc: D 1282) By H.G. Zandstra, E.C. Price, J.A.Litsinger, & R.A. Morris. - Philippines.: The International Rice Research Institute. 1981 - 147 p. ill., 20 cm.


Farm cropping system.

631.58 ZAN

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