共 6 条
- [1] COWAN I. R., 1965, J APPL ECOL, V2, P221, DOI 10.2307/2401706
- [2] GARDNER W. R., 1960, SOIL SCI, V89, P63, DOI 10.1097/00010694-196002000-00001
- [3] GARDNER W. R., 1964, AGRON J, V56, P41
- [5] NYE PH, 1964, 8 T INT C SOIL SCI B, V7, P535
- [6] PASSIOURA J. B., 1963, Plant and Soil, V18, P225, DOI 10.1007/BF01347877