共 16 条
- [1] ARNOLD JF, 1955, 18 ROCK MOUNT FOR RA
- [2] ARNOLD JF, 1964, USDA84 PROD RES REP
- [3] CHRISTENSEN EM, 1964, BRIGHAM YOUNG U SC B
- [4] COTNER ML, 1959, 43 ROCK MOUNT FOR RA
- [5] Cottam W. P., 1940, Journal of Forestry, V38, P613
- [7] DRISCOLL RS, 1964, PNW19 USDA FOR SERV
- [8] FOSBERG MA, 1964, 5 AM SOC AGR SPEC PU, P230
- [9] HULL AC, 1950, 4 ROCK MOUNT FOR RAN