共 39 条
[2]
Botkin D.B., 1981, P373
[3]
Bryant J., 1986, FOREST ECOSYSTEMS AL, P213
[4]
SELECTION OF WINTER FORAGE BY SUB-ARCTIC BROWSING VERTEBRATES - THE ROLE OF PLANT CHEMISTRY
[J].
ANNUAL REVIEW OF ECOLOGY AND SYSTEMATICS,
1980, 11
:261-285
[9]
ENO CHARLES F., 1960, SOIL SCI SOC AMER PROC, V24, P277