共 153 条
[62]
GRIGGS ROBERT F., 1934, JOUR WASHINGTON ACAD SCI, V24, P153
[63]
HANNA LA, 1934, WYO U PUBS SCI, V1, P243
[64]
HAYDEN FV, 1874, US GEOL GEOGR SURV T, V7, P62
[65]
HAYDEN FV, 1881, GEOL GEOGR ATLAS COL
[66]
Hayward C. L., 1945, Great Basin Naturalist, V6, P1
[68]
HAZLIK EJ, 1926, TREES FORESTS WESTER
[69]
HEMPEL CG, 1951, INT ENCYCLOPEDIA UNI, V2
[70]
HOBSON ER, 1910, 170 US DEP AGR FOR C, P1