共 26 条
[1]
BEAN JAMES L., 1955, FOREST SCI, V1, P164
[3]
BROWN C. E., 1958, CANADIAN ENT, V90, P685
[4]
BRUMBACH JJ, 1965, 99 STAT GEOL NAT HIS
[5]
CORNWELL TB, 1960, B ENTOMOL RES, V51, P175
[7]
CRITCHFIELD WB, 1966, 991 US DEP AGR FOR S
[8]
A. F. G. DIXON, 1970, Animal populations in relation to their food resources. A symposium of the British Ecological Society, Aberdeen 24-28 March 1969., P271
[9]
DOANE CC, 1965, 207 CONN AGR EXP STN
[10]
Duda E. J., 1964, Scientific Tree Topics, V2, P3