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- [2] ALEXANDER RR, 1983, USDA AGR HDB, V445, P59
- [3] ALEXANDER RR, 1984, USDA RM115 ROCK MT F
- [4] ALEXANDER RR, 1984, USDA RM114 ROCK MT F
- [5] ALEXANDER RR, 1974, USDA RM121 ROCK MT F
- [6] BROWN JH, 1981, AM ZOOL, V21, P877
- [7] Daubenmire R. F., 1943, BOT REV, V9, P325, DOI 10.1007/BF02872481
- [10] FORCIER LK, 1975, SCIENCE, V189, P808, DOI 10.1126/science.189.4205.808