共 18 条
[1]
ALDRICH D. T. A., 1959, EMPIRE JOUR EXPTL AGRIC, V27, P10
[3]
ATKINS IM, 1969, 2652 TEX AGR EXP STN
[4]
ATKINS IM, 1969, TEX AGR EXP STN B, V1087
[8]
FINKNER RE, 1974, NM AGR EXP STN B, V621
[9]
FRIBOURG HA, 1973, FORAGES SCI GRASSLAN, P344
[10]
GILMORE EC, 1971, 6TH P PAST FOR CROPS, P96