共 19 条
- [1] BEEVERS L, 1960, WELSH PLANT BREEDING, P19
- [4] DAVIDSON JL, 1969, 1968 P AUST GRASSLD, V2, P125
- [6] GRANT S A, 1968, British Grassland Society Occasional Symposium, V4, P30
- [7] HODGSON J, 1978, 7TH P GEN M EUR GRAS, V2
- [8] HODGSON J, 1978, GRAZING SWARD PRODUC
- [9] MITCHELL K. J., 1955, NEW ZEALAND JOUR SCI AND TECHNOL SER A, V36, P586
- [10] MITCHELL K. J., 1958, NEW ZEALAND JOUR AGRIC RES, V1, P1