共 51 条
[1]
ALDRIC SR, 1980, SP PUBLICATION AGR E, V61
[2]
Aldrich S.R., 1984, NITROGEN CROP PRODUC, P663
[3]
[Anonymous], 1986, MINERAL NITROGEN PLA
[4]
BRYSON DD, 1987, FERTILISER REV, P8
[5]
BRYSON DD, 1984, P FERTIL SOC, P228
[7]
COOKE GW, 1986, SPAN, V29, P10
[9]
Edwards A. C., 1985, Soil Use and Management, V1, P83, DOI 10.1111/j.1475-2743.1985.tb00664.x