共 84 条
- [61] PROBST A, 1968, Zuechtungskunde, V40, P248
- [62] TEAT ORIFICE STRETCHABILITY ASSOCIATED WITH TEAT DIAMETER GRADIENT AND MILK-YIELD IN LACTATING COWS [J]. ANIMAL PRODUCTION, 1977, 24 (APR): : 215 - 220
- [63] RELATIONSHIPS BETWEEN TEAT SHAPE, PRODUCTION AND MASTITIS IN FRIESIAN COWS [J]. BRITISH VETERINARY JOURNAL, 1976, 132 (04): : 389 - 392
- [65] RENDEL JAN, 1962, ACTA VET SCAND, V3, P13
- [66] Renner E., 1976, Zuchtungskunde, V48, P10
- [67] RENNER E, 1980, P C RESISTANCE FACTO, P56
- [68] RUVUNA F, 1982, Journal of Dairy Science, V65, P89
- [69] RYNIEWICZ Z, 1980, P C RESISTANCE FACTO, P249
- [70] SCHLUEP J., 1967, Z TIERZUCHTUNG ZUCHTUNGSBIOL, V83, P193