Produksi sayuran di daerah tropika

4 1 50 Produksi sayuran di daerah tropika C.N. Williams, ... et al Primary Author mixed material 9794202819 Yogyakarta : Gadjah Mada University Press, 1993 1993 Vegetable production in the tropics C.N. Williams Primary Author mixed material 0582606098 England : Longman Scientific and technical, 1991 1991 The agronomy of the major tropical crops C.N. Williams Primary Author mixed material 0195810699 London : Oxford University Press, 1982 1982 Tree and field craps of the welter regions of the tropics C.N. Williams, ... et al Primary Author mixed material 0582603196 England : Longman Scientific and technical, 1989 1989