共 23 条
[1]
MEASUREMENT OF SELECTIVE GRAZING OF TROPICAL PASTURES USING ESOPHAGEAL FISTULATED STEERS
[J].
JOURNAL OF RANGE MANAGEMENT,
1967, 20 (05)
:317-&
[2]
CAMPBELL RS, 1939, USDA180 LEAFL
[3]
Cochran W.G., 1964, EXPT DESIGNS
[8]
FREE JC, 1971, J ANIM SCI, V32, P1003
[9]
BOTANICAL COMPOSITION OF DIET OF STEERS GRAZING A DESERT GRASSLAND RANGE
[J].
JOURNAL OF RANGE MANAGEMENT,
1969, 22 (01)
:14-+
[10]
GALT HD, 1972, THESIS U ARIZONA TUC