共 9 条
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- [2] HENDERSON JA, 1977, PRELIMINARY FOREST H
- [3] NEFF DJ, 1967, WILDL SOC, V6, P68
- [4] PFISTER RD, 1972, THESIS WASHINGTON ST
- [5] POULTON C. E., 1961, Journal of Range Management, V14, P13, DOI 10.2307/3894825
- [6] REICHERT DW, 1972, RM208 USDA ROCK MT F
- [8] WINN DS, 1976, THESIS UTAH STATE U
- [9] [No title captured]