A Body Condition Scoring Chart for Holstein Dairy Cows
Tóm tắt
Từ khóa
Tài liệu tham khảo
Afifi, 1984
Baishya, 1982, Rearing of dairy cattle. 8. Relationships of dietary energy intake, changes in live weight, body condition and fertility, Anim. Prod., 34, 63, 10.1017/S0003356100000489
Boisclair, 1986, Effects of prepartum energy, body condition, and sodium bicarbonate on production of cows in early lactation, J. Dairy Sci., 69, 2636, 10.3168/jds.S0022-0302(86)80711-1
Ducker, 1984, Observations on the relationships between the nutrition, milk yield, live weight and reproductive performance of dairy cows, Anim. Prod., 38, 9, 10.1017/S0003356100041295
Ducker, 1985, Nutrition and reproductive performance of dairy cattle. 2. Prediction of reproductive performance in first lactation dairy heifers subjected to controlled nutritional regimens, Anim. Prod., 41, 13, 10.1017/S0003356100017505
Earle, 1976, A guide to scoring dairy cow condition, Aust. Dep. Agric. J. Victoria, 74, 228
Evans, 1978, The interpretation and analysis of subjective body condition scores, Anim. Prod., 26, 119, 10.1017/S0003356100039520
Frood, 1978, The use of condition scoring in dairy cows and its relationship with milk yield and live weight, Anim. Prod., 27, 285, 10.1017/S0003356100036175
Garnsworthy, 1982, The effect of body condition of dairy cows at calving on their food intake and performance when given complete diets, Anim. Prod., 35, 113, 10.1017/S0003356100000878
Grainger, C, and A. A. McGowan. 1982. The significance of pre-calving nutrition of the dairy cow. Pages 134–171 in Proc. Conf. Dairy Prod. Pasture, Ruakura Anim. Res. Stn., Hamilton, NZ. Occas. Publ. No. 8, NZ Soc. Anim. Prod.
Grainger, 1982, Effects of body condition at calving and level of feeding in early lactation on milk production of dairy cows, Aust. J. Exp. Agric. Anim. Husb., 22, 9, 10.1071/EA9820009
Jefferies, 1961, Body condition scoring and its use in management, Tasmanian J. Agric, Min. Agric., 32, 19
Johnson, 1984, The effect of feeding in early lactation on feed intake, yields of milk, fat and protein and on live-weight change over one lactation in dairy cows, J. Agric. Sci., Camb., 103, 629, 10.1017/S0021859600043744
Lamont, 1984, The relationship between live animal measurements and the physical and chemical composition of dairy cows, Br. Soc. Anim. Prod., 38, 529
Lean, I. J. 1985. Assessing sub-optimal nutrition. Pages 191-266 in Dairy cattle production. Proc. No. 78. Publ. Sydney Univ. Post-Graduate Coram. Vet. Sci., Sydney, Aust.
Lowman, B. G., N. A. Scott, and S. H. Somerville. 1976. Condition scoring of cattle. Bull. No. 6. East Scotland Coll. Agric, Anim. Prod., Advisory Dev. Dep.
Macmillan, 1980, Cow condition and its relation with production and reproduction, 165
Mulvany, P. 1981. Dairy cow condition scoring. Handout No. 4468. Nad. Inst. Res. Dairying, Shinfield, Reading, UK.
Nicoll, 1981, Sources of variation in the condition scoring of cows, Ir. J. Agric. Res., 20, 27
Perkins, B. L., R. D. Smith, and C. J. Sniffen. 1985. Body condition scoring: a useful tool for dairy herd management. Fact Sheet p150.00. Dairy management, Coop. Ext. New York State, Cornell Univ., Ithaca, NY.
Richards, 1986, Effect of varying levels of postpartum nutrition and body condition at calving on subsequent reproductive performance in beef cattle, J. Anim. Sci., 62, 300, 10.2527/jas1986.622300x
Rogers, 1979, Effect of nutrition of dairy cows in late pregnancy on milk production, Aust. J. Exp. Agric. Anim. Husb., 19, 7, 10.1071/EA9790007
Weaver, 1984, Periparturient events and subsequent fertility in dairy cows, 82
Wildman, E. E. 1979. The effects of a dairy cow body condition scoring system on selected production and metabolic parameters. Ph.D. Thesis, Virginia Polytechnic Inst. State Univ., Blacksburg.
Wildman, 1982, A dairy cow body condition scoring system and its relationship to selected production characteristics, J. Dairy Sci., 65, 495, 10.3168/jds.S0022-0302(82)82223-6