共 17 条
- [1] BAIER W, 1972, 78 AGR CAN PLANT RES
- [4] Eeckhout W., 1976, Revue de l'Agriculture, V29, P1201
- [5] EFFECT OF FALLOWING ON YIELD OF WHEAT .3. EFFECT ON GRAIN NITROGEN-CONTENT [J]. AUSTRALIAN JOURNAL OF AGRICULTURAL RESEARCH, 1978, 29 (04): : 685 - 692
- [8] HOBBS EH, 1976, CAN J SOIL SCI, V56, P357
- [10] NEWMAN CW, 1976, J ANIM SCI, V43, P257