共 9 条
[1]
CAMPBELL JB, 1962, 1133 CAN DEPT AGR PU
[2]
COSPER H. R., 1961, JOUR RANGE MANAGEMENT, V14, P292, DOI 10.2307/3895072
[3]
HOLT GARY A., 1961, JOUR RANGE MANAGEMENT, V14, P252, DOI 10.2307/3894741
[4]
LODGE ROBERT W., 1959, JOUR RANGE MANAGEMENT, V12, P277, DOI 10.2307/3894971
[5]
PATTERSON J. K., 1960, JOUR RANGE MANAGEMENT, V13, P255, DOI 10.2307/3895054
[6]
ROGLER G. A., 1957, Journal of Range Management, V10, P156, DOI 10.2307/3893809
[7]
SMIKA D. E., 1961, JOUR RANGE MANAGEMENT, V14, P213, DOI 10.2307/3895152
[8]
SMIKA D. E., 1963, JOUR RANGE MGMT, V16, P5, DOI 10.2307/3895027
[9]
SMOLIAK SYLVESTER, 1965, J RANGE MANAGE, V18, P11, DOI 10.2307/3895740