India Journal of Agronomy. v.39, 1994
Singh, S.P., ed.
India Journal of Agronomy. v.39, 1994 edited by S.P.Singh - New Delhi Indian Society of Agronomy 1994 - v.39, viii, 714 p.; 24cm.
0537197X
India Journal of Agronomy. v.39, 1994 edited by S.P.Singh - New Delhi Indian Society of Agronomy 1994 - v.39, viii, 714 p.; 24cm.
0537197X