共 14 条
- [1] BARNES D L, 1976, Proceedings Grassland Society of Southern Africa, V11, P65
- [2] DOELL DD, 1966, THESIS MICHIGAN STAT
- [3] GREENWOOD EA, 1968, J BRIT GRASSLAND SOC, V23, P144
- [4] HODGSON J, 1966, J BRIT GRASSLAND SOC, V21, P258
- [5] HODGSON J, 1969, J BRIT GRASSLAND SOC, V24, P226
- [6] ISKANDER FD, 1975, THESIS UTAH STATE U
- [7] GUIDELINES FOR GRAZING SHEEP ON RANGELANDS USED BY BIG GAME IN WINTER [J]. JOURNAL OF RANGE MANAGEMENT, 1972, 25 (05): : 346 - &
- [9] KOTHMANN MM, 1974, GLOSSARY TERMS USED
- [10] MORRIS RM, 1969, J BRIT GRASSLAND SOC, V24, P65