共 52 条
[21]
Graber L. F., 1927, RES B, V80
[23]
Janssen G., 1929, AGRON J, V21, P895
[24]
JUNG G. A., 1959, AGRON JOUR, V51, P585
[27]
Leach G. J., 1970, Proceedings of the XI International Grassland Congress held at Surfers Paradise, Queensland, Australia, 13-23 April 1970., P562