Teng, P.S. creator ed. Laar H. H. van ed. Kropff, M. J. ed. Berge, H. F. M. ten ed. Dent, J. B. ed. Lansigan, F. P. ed. Netherlands Kluwer Academic Publishers 1997 1997 x,468p. 25cm TECHNOLOGY AGRICULTURE AND RELATED TECHNOLOGY 630.7 APP 0792342852