共 10 条
[2]
CASTLE ME, 1976, J BRIT GRASSLAND SOC, V31, P37
[3]
HUTCHINSON KJ, 1972, J BRIT GRASSLAND SOC, V27, P29
[4]
NEAL DL, 1973, J BRIT GRASSLAND SOC, V28, P81
[5]
Phillips D. S. M., 1971, Proceedings of the New Zealand Grassland Association, V33, P68
[6]
POWELL T L, 1974, New Zealand Journal of Experimental Agriculture, V2, P237
[8]
Snedecor G.W., 1980, STAT METHODS
[9]
SULLIVAN J. T., 1956, AGRON JOUR, V48, P11