共 14 条
- [5] DEINUM B, 1971, Netherlands Journal of Agricultural Science, V19, P264
- [6] KWAIN ML, 1967, THESIS U GUELPH
- [7] MINSON DJ, 1960, 8 P INT GRASSL C, P470
- [8] PRITCHARD G. I., 1963, CANADIAN JOUR PLANT SCI, V43, P79
- [10] ROSS J G, 1970, Crop Science, V10, P672, DOI 10.2135/cropsci1970.0011183X001000060020x