共 46 条
[1]
[Anonymous], 1995, Standard methods for examination of water and waste water, V19th
[2]
Arora K, 1996, T ASAE, V39, P2155, DOI 10.13031/2013.27719
[3]
Barfield BJ, 1998, T ASAE, V41, P371, DOI 10.13031/2013.17187
[5]
Bremner J.M., 1996, CHEM METHODS, V3rd, P1085, DOI DOI 10.2134/AGRONMONOGR9.2.C32
[6]
Bryan RB, 1998, EARTH SURF PROC LAND, V23, P773, DOI 10.1002/(SICI)1096-9837(199809)23:9<
[7]
773::AID-ESP887>
[8]
3.0.CO
[9]
2-W