共 13 条
- [1] AVERELL JL, 1929, DRAINAGE WATERS
- [2] BRADFIELD R, 1934, CORNELL U AGR EXP ST, V592
- [3] Hesselman H., 1910, MEDDELANDEN FRAN STA, V7, P91
- [4] Laatsch W., 1944, DYNAMIK DTSCH ACKER
- [5] PEARSALL W. H., 1950, EMPIRE JOUR EXPTL AGRIC, V18, P289
- [8] ROHLICH GA, 1948, SEWAGE WORKS J, V20, P650
- [9] STARKEY RL, 1945, AM GAS ASS
- [10] WILDE S. A., 1950, SOIL SCI SOC AMER PROC, V14, P279