共 12 条
[1]
BYNR, 2007, MILL VAR FENGT 501
[2]
Cui W. H., 2004, CHINESE J SOIL SCI, V35, P592
[3]
[高涛 Gao Tao], 2003, [华北农学报, Acta Agriculturae Boreali-Sinica], V18, P99
[4]
Liu B. J., 2007, T CSAE, V23, P951
[5]
Liu Yang, 2009, Telecommunications Science, V25, P6
[6]
State Statistics Bureau, 2009, INN MONG YB
[7]
State Statistics Bureau, 2009, YB EC SOC SURV INN M
[8]
Tong L., 2004, WATER SAVING IRRIGAT, V1, P3
[9]
[王艳玲 WANG Yanling], 2008, [安徽农业科学, Journal of Anhui Agricultural Sciences], V36
[10]
Wei Z. X., 1990, ACTA AGR U PEKINENSI, V16, P100