共 21 条
[1]
ALLEN VG, 1983, P FORAGE GRASSL C, P9
[3]
[Anonymous], 1975, OFFICIAL METHODS ANA
[7]
El-Hyatemy Y. Y., 1980, Agricultural Research Review, V58, P151
[10]
GOOLD GJ, 1982, PROC NEW ZEAL SOC AN, V42, P169