共 9 条
- [2] BLAKE GR, 1961, U MINN AGRIC EXP STN, V235, P3
- [4] PLANT NUTRIENT LOSSES FROM TILE-OUTLET TERRACES [J]. JOURNAL OF ENVIRONMENTAL QUALITY, 1974, 3 (04) : 351 - 356
- [5] JACKSON W A, 1973, Journal of Environmental Quality, V2, P480, DOI 10.2134/jeq1973.00472425000200040017x
- [6] JOHNSTON WILLIAM R., 1965, SOIL SCI SOC AMER PROC, V29, P287
- [9] Steel RG, 1960, PRINCIPALS PROCEDURE