共 12 条
- [2] Note on animal distribution following a hard winter [J]. BIOLOGICAL BULLETIN, 1919, 36 (02) : 96 - 104
- [4] Garner WW., 1920, J AGR RES, VXVII, P553
- [5] HOLYE WE, 1889, J LINN SOC, V20, P442
- [6] Merriam C.H, 1894, NATL GEOGRAPHIC MAGA, V6, P267
- [7] MERRIAM CH, 1898, USDA SUR B, V10
- [8] PARKER GH, 1919, AM NAT, V33, P280
- [9] SUMMER O, 1911, B BUR FISHERIES, V31, P547
- [10] SUMMER O, 1911, B BUR FISHERIES, V31, P1