Dairy Sheep Symposium - the Department of Animal Sciences ...

More documents

Recommendations

Info

References Barnicoat, C.R., P.F. Murray, E.M. Roberts, and G.S. Wilson. 1956. Milk secretion studies with New Zealand Romney ewes. Parts V-XI. J. Agric. Sci. 48:9-35. Bruckmaier, R.M., and J.W. Blum. 1998. Oxytocin release and milk removal in ruminants. J. Dairy Sci. 81:939-949. Bruckmaier, R.M. 2001. Milk ejection during machine milking in dairy cows. Livest. Prod. Sci. 70:121-124. Cowie, A.T., and J.S. Tindal. 1971. The Physiology of Lactation. Camelot Press Ltd., London. Cross, B.A.1954. Milk ejection resulting from mechanical stimulation of mammary myoepithelium in the rabbit. Nature (Lond.). 173:450-451. Davis, S.R., and G.A. Hughson. 1988. Measurement of functional udder capacity in lactating Jersey cows. Aust. J. Agric. Res. 39:1163-1168. Davis, S.R., V. C. Farr, P.J.A. Copeman, V.R. Carruthers, C.H. Knight, and K. Stelwagen. 1998. Partitioning of milk accumulation between cisternal and alveolar compartments of the bovine udder: relationship to production loss during once daily milking. J. Dairy Res. 65:1-8. Grosvenor, C.E. 1965. Contractions of the lactating rat mammary gland in response to direct mechanical stimulation. Am. J. Physiol. 208:214-218. Henderson, A.J., and M. Peaker. 1987. Effects of removing milk from the mammary ducts and alveoli, or of diluting stored milk, on the rate of milk secretion in the goat. Quarterly J. Exp. Physiol. 72:13-19. Kelly, A.L., S. Reid, P. Joyce, W.J. Meaney, and J. Foley. 1998. Effect of decreased milking frequency of cows in late lactation on milk somatic cell count, polymorphonuclear leucocyte numbers, composition, and proteolytic activity. J. Dairy Res. 65:365-373. Knight, C.H., and R. J. Dewhurst. 1994. Once daily milking of dairy cows: relationship between yield loss and cisternal milk storage. 61:441-449. Knight, C.H., D. Hirst, and R. J. Dewhurst. 1994a. Milk accumulation and distribution in the bovine udder during the interval between milkings. J. Dairy Res. 61:167-177. Knight, C.H., K. Stelwagen, V.C. Farr, and S.R. Davis. 1994b. Use of an oxytocin analogue to determine cisternal and alveolar milk pool sizes in goats. J. Dairy Sci. 77(Suppl. 1):84 (abstract). Jandal, J.M. 1996. Comparative aspects of goat and sheep milk. Sm. Rum. Res. 22:177-185. Hamann, J., and P. Gyodi. 2000. Somatic cells and electrical conductivity in relation to milking frequency. Milchwissenschaft. 55:303-307. Labussière, J. 1969. Importance, composition, et significance des différentes fractions de lait obtenues successivement au cours de la traite mécanique des brebis. Ann. Zootech.18:185-196. Labussière, J. 1993. Physiologie de l’éjection du lait: conséquences sur la traite. Pages 259-294 in Biologie de la Lactation. INRA, Service de Publications, Versailles, France. Lefcourt, A.M., and R.M. Akers. 1983. Is oxytocin really necessary for efficient milk removal in dairy cows? J. Dairy Sci. 66:2251-2259. Li, P., P.S. Rudland, D.G. Fernig, L.M.B. Finch, and C.J. Wilde. 1999. Modulation of mammary development and programmed cell death by the frequency of milk removal in lactating goats. J. Physiol. (Lond.). 519:885-900. Marnet, P.G., and B.C. McKusick. 2001. Regulation of milk ejection and milkability in small ruminants. Livest. Prod. Sci. 70:125-133. McKusick, B.C., Y.M. Berger, P.G. Marnet, and D.L. Thomas. 2001. Effect of two weaning systems on milk composition, storage, and ejection in dairy ewes. J. Dairy Sci. 79 (Suppl. 1):234 (abstract).
Muir, D.D., D.S. Horne, A.J.R. Law, and W. Steele. 1993. Ovine milk.1. Seasonal changes in composition of milk from a commercial Scottish flock. Milchwissenschaft: 48(7):363-366. Peaker, M. 1980. The effect of raised intramammary pressure on mammary function in the goat in relation to the cessation of lactation. J. Physiol. (Lond.). 301:415-428. Peaker, M., and D.R. Blatchford. 1988. Distribution of milk in the goat mammary gland and its relation to the rate and control of milk secretion. J. Dairy Res. 55:41-48. SAS User’s Guide: Statistics, Version 8 Edition. 1999. SAS Inst., Inc., Cary, NC. Stelwagen, K., and S.J. Lacy-Hulbert. 1996. Effect of milking frequency on milk somatic cell count characteristics and mammary secretory cell damage in cows. Am. J. Vet. Res. 57:902- 905. Stelwagen, K., C.H. Knight, V.C. Farr, S.R. Davis, C.G. Prosser, and T.B. McFadden. 1996. Continuous versus single drainage of milk from the bovine mammary gland during a 24 hour period. Exp. Physiol. 81:141-149. Stelwagen, K., V. C. Farr, H. A. McFadden, C. G. Prosser, and S. R. Davis. 1997. Time course of milk accumulation-induced opening of mammary tight junctions, and blood clearance of milk components. Am. J. Physiol. 273:R379-R386. Wellnitz, O., R. M. Bruckmaier, C. Albrecht, and J. W. Blum. 1999. Atosiban, an oxytocin receptor blocking agent: pharmacokinetics and inhibition of milk ejection in dairy cows. J. Dairy Res. 66:1-8. Wilde, C.J., C.V.P. Addey, L.M. Boddy, and M. Peaker. 1995. Autocrine regulation of milk secretion by a protein in milk. Biochem. J. 305:51-58.
Page 1 and 2:
Proceedings of the 7 th Great Lakes
Page 3 and 4:
ORGANIZING COMMITTEE 7 TH GREAT LAK
Page 5 and 6:
Thursday, November 1 Noon Registrat
Page 7 and 8:
SPEAKERS Dr. Juan-José Arranz, Dpt
Page 9 and 10:
Table of Contents (continued) Lates
Page 11 and 12:
eeding and were created to have hig
Page 13 and 14:
Disease in the U.K. and subsequentl
Page 15 and 16:
sheep production conditions in Wisc
Page 17 and 18:
Pinelli, F., P. A. Oltenacu, G. Ian
Page 19 and 20:
Bucket milking and elevated platfor
Page 21 and 22:
Throughputs in different parlors No
Page 23 and 24:
1 - Stand up as straight as possibl
Page 25 and 26:
Roques J.L.. 1997. Traite des brebi
Page 27 and 28:
Grade B milk quality is as follows:
Page 29 and 30:
(c) Not Applicable (d) At least 10
Page 31 and 32:
TOILET AND WATER SUPPLY 7. Toilet (
Page 33 and 34:
(c) Drugs and medicinals shall be l
Page 35 and 36:
FARMSTEAD CHEESE AND MARKETING Stev
Page 37 and 38:
5. Cheese is delivered in person, w
Page 39 and 40:
to participate with us, we are enga
Page 41 and 42:
The key points to this plan were: Y
Page 43 and 44:
Milk is supplied in two major forms
Page 45 and 46:
MANAGEMENT OF A DAIRY SHEEP OPERATI
Page 47 and 48:
4 3.5 3 2.5 2 1.5 1 0.5 Chart 1: Mi
Page 49 and 50:
Facilities and Equipment The requir
Page 51 and 52:
from the ewes at 12 to 24 hours of
Page 53 and 54:
COMPARISON OF EAST FRIESIAN AND LAC
Page 55 and 56:
two-year-olds in 2001. East Friesia
Page 57 and 58:
Reproduction. Table 4 compares the
Page 59 and 60:
six ewes were sired by Lacaune ram
Page 61 and 62:
FACTORS AFFECTING THE QUALITY OF EW
Page 63 and 64:
Sheep Genetic factors breed and gen
Page 65 and 66:
Genetic factors The breed and genot
Page 67 and 68:
Physiological factors affecting she
Page 69 and 70:
Management factors affecting the qu
Page 71 and 72:
sheep with one peak of milk ejectio
Page 73 and 74:
An important aspect of dietary fibr
Page 75 and 76:
References Alais C. (1974). Science
Page 77 and 78:
Bufano G., Dario C. and Laudadio V.
Page 79 and 80:
Cowan R.T., Robinson J.J., McHattie
Page 81 and 82:
Folman Y., Volcani R. and Eyal E. (
Page 83 and 84:
Kalantzopoulos G. (1994). Influence
Page 85 and 86:
McHattie I., Fraser C., Thompson J.
Page 87 and 88:
Peart J.N. (1970). The influence of
Page 89 and 90:
Ranieri M.S. (1993). La variazione
Page 91 and 92:
Treacher T.T. (1970). Effects of nu
Page 93 and 94:
EVALUATION OF SENSORY AND CHEMICAL
Page 95 and 96:
ing, the cheeses were brined for 18
Page 97 and 98:
The FFA concentrations generally in
Page 99 and 100:
Table 1. Composition of pasteurized
Page 101:
Table 6. Body and texture scores 1
Page 104 and 105:
Present Development of Selection Sc
Page 106 and 107:
Breed Usage in Europe Crossbreeding
Page 108 and 109:
nearly 1. As a consequence this cha
Page 110 and 111:
Table 5. Repeatabilities and phenot
Page 112 and 113:
percentage is not expected to resul
Page 114 and 115:
Improved AI technique Artificial in
Page 116 and 117:
Identifying major genes or QTL rela
Page 118 and 119:
Figure 5. Half-sib families and QTL
Page 120 and 121:
In the case of cheese the problem i
Page 122 and 123:
Emanuelson, U., Danell, B., Philips
Page 124 and 125:
Rothschild, M. F., Soller, M. (1997
Page 126 and 127:
teat placement in dairy ewes (Fern
Page 128 and 129:
that of the average milking time. M
Page 130 and 131:
1988) and active expulsion of fat f
Page 132 and 133:
References Barillet, F., and F. Boc
Page 134 and 135:
Table 1. Least squares means ± SEM
Page 136 and 137:
Table 3. Simulation of parlor throu
Page 138 and 139:
EFFECT OF REDUCING THE FREQUENCY OF
Page 140 and 141:
Individual ewe milk production (mor
Page 142 and 143:
dimanche soir sur les brebis de rac
Page 144 and 145:
A B A Morning milk yield, kg B Adj.
Page 146 and 147:
Background and History: Most sheep
Page 148 and 149:
Percent 100 80 60 40 20 0 87 Effect
Page 150 and 151:
Fall Lambing Percentage 100 90 80 7
Page 152 and 153:
THE EFFECT OF GROWTH RATE ON MAMMAR
Page 154 and 155:
After puberty, the mammary gland re
Page 156 and 157:
Many trials have examined the mamma
Page 158 and 159:
From these results the authors conc
Page 160 and 161:
Onset of Puberty and Reproductive P
Page 162 and 163:
Similarly, calves, heifers, and cow
Page 164 and 165: McCann, M. A., Goode, L., Harvey, R
Page 166 and 167: DISCUSSION Stability of Frozen Raw
Page 168 and 169: analyzed for titratable acidity, sy
Page 170: 411-416. Wendorff, W.L. 1998. Updat
Page 175 and 176: Recent Outbreaks involving Cheddar
Page 177 and 178: testing on raw milk at the farm. Th
Page 179 and 180: THE AUSTRALIAN SHEEP DAIRY INDUSTRY
Page 181 and 182: The University of Western Australia
Page 183 and 184: Heterosis did not seem to intervene
Page 185 and 186: Lambs The problem of weaning lambs
Page 187 and 188: GROUP BREEDING SCHEME: A FEASIBLE S
Page 189 and 190: Where: h = square root of heritabil
Page 191 and 192: Second step. All members enroll in
Page 193 and 194: The structure and movement of anima
Page 195 and 196: CAN THE OVARY INFLUENCE MILK PRODUC
Page 197 and 198: dividing the amount of milk obtaine
Page 199 and 200: the CL there were significant diffe
Page 201 and 202: etween milkings. Finally, this woul
Page 203 and 204: Table 1. Least squares means ± SEM
Page 205 and 206: A Daily milk yield (kg) A B Milk fl
Page 207 and 208: Progesterone (ng/ml) 8 6 4 2 0 CLY:
Page 209 and 210: milk volume within the cistern (Mar
Page 211 and 212: Results Treatment milk yield increa
Page 213: Reports in dairy cattle concerning
Page 217 and 218: Milk yield (kg) 1.4 1.2 1.0 0.8 0.6
Page 219 and 220: A Milk protein (%) A A Milk protein
Page 221 and 222: TAPPE FARM TOUR Jon & Kris Tappe, T
Page 223: a little special attention every da
show all

Dairy Sheep Symposium - the Department of Animal Sciences ...

Create successful ePaper yourself

Delete template?

Save as template?