共 9 条
- [1] CAHILL JM, USERS GUIDE CUBIC ME, pCH10
- [2] DRAPER NR, 1981, APPLIED REGRESSION A
- [3] FAHEY TD, 1981, J FOREST, V79, P745
- [4] FAHEY TD, 1982, FOREST IND, V109, P32
- [5] LANDT EF, 1959, USDA42 ROCK MOUNT FO
- [6] MUELLER LA, 1967, RM31 USDA ROCK MOUNT
- [7] 1973, USDA FSH240911 FOR S
- [8] 1974, AGR HDB USDA, V72
- [9] 1977, GRADING RULES W LUMB