共 12 条
[2]
GAJRI PR, 1981, THESIS PAU LUDHIANA
[3]
HABEY VA, 1983, AGRON J, V75, P49
[6]
KRESGE PO, 1979, MONTANA STATE U COOP, V1214
[8]
PRIHAR S S, 1981, Fertilizer Research, V2, P211, DOI 10.1007/BF01834814