NZSAP 1998 Proceedings

Please note the abstracts can be read by the public, but to access the full papers (PDFs), you must be a current member of the NZ Society of Animal Production. You need the freeware program Adobe Acrobat Reader to read the PDFs.

• McClintock, AE 1998. Possible impact of new technologies on dairy cattle breeding 58: 1-5. Abstract or (42kB)
  
• Spelman RJ, et al 1998. Experimental designs for Quantitative Trait Loci detection in the New Zealand dairy industry 58:6-9. Abstract or (28kB)
  
• Wheeler TT, et al 1998. A candidate gene marker for bloat susceptibility in cattle? 58:10-12. Abstract or (41kB)
  
• Linscott EM, et al 1998. A simplified method for typing DRB alleles in deer 58:13-15. Abstract or (30kB)
  
• Gurnsey MP, et al 1998. Recent improvements in efficiency of flow cytometric sorting of X and Y-chromosome bearing sperm of domestic animals: a review 58:16-18. Abstract or (28kB)
  
• Upreti GC, et al 1998. Technique for extraction of proteins for enzymatic measurements from sheep muscle and ram spermatozoa 58:19. Abstract or (7kB)
  
• Anderson GM, et al 1998. Out-of-season breeding in thyroidectomozed red deer hinds 58:20-24. Abstract or (27kB)
  
• Cosgrove GP, et al 1998. A sampling strategy for estimating dairy pasture quality 58:25-28. Abstract or (105kB)
  
• McLeay LM, et al 1998. Reticular Groove Contraction in Yearling Cattle Detected by Breath Test 58:29-31. Abstract or (14kB)
  
• Wells DN, et al 1998. Future opportunities in livestock production and biomedicine from advances in animal cloning 58:32-35. Abstract or (18kB)
  

• Davis SR, et al 1998. Once-daily milking of dairy cows: an appraisal 58:36-40. Abstract or (26kB)
  
• Auldist MJ, et al 1998. Differential effects of short- term once-daily milking on milk yield, milk composition and concentrations of selected blood metabolites in cows with low or high pasture intake 58:41-43. Abstract or (15kB)
  
• Rhodes FM, et al 1998. Use of once daily milking or treatment with progesterone and oestradiol benzoate in anoestrous cows 58:44-46. Abstract or (102kB)
  
• Farr VC, et al 1998. Rates of recovery of milk yield and composition following milking intervals of varying length 58:47-48. Abstract or (20kB)
  
• McLaren RD, et al 1998. Diurnal variation in the protein concentration of bovine milk 58:49-51. Abstract or (14kB)
  
• Turner S-A, et al 1998. Variation in milk whey composition throughout lactation in cows of different B-lactoglobulin phenotypes 58:52-54. Abstract or (15kB)
  
• Auldist MJ, et al 1998. The value of monozygotic twins in milk composition experiments 58:55. Abstract or (6kB)
  
• Londono-Gutierrez P, et al 1998. The effect of dairy herd management and milking practices on milk quality 58:56-60. Abstract or (22kB)
  
• Garcia SC, et al 1998. The effect of calving season on milk production. A system study 58:61-63. Abstarct or (25kB)
  
• Lopez-Villalobos N, et al 1998. Effects of selection and crossbreeding on industry returns from whole milk powder, butter and casein in the New Zealand dairy industry 58:64-67. Abstract or (19kB)
  
• Garcia-Munz JG, et al 1998. Growth curves and productivity of Holstein-Friesian cows bred for heavy or light mature liveweight 58:68-72. Abstract or (50kB)
  
• Laborde D, et al 1998. Reproductive performance of Holstein-Friesian cows differing genetically for liveweight 58:73-75. Abstract or (16kB)
  
• McDougall S, 1998. Prevalence of clinical mastitis in 38 Waikato dairy herds 58:76-78. Abstract or (16kB)
  

• Rhodes FM, et al 1998. Factors influencing the prevalence of postpartum anoestrus in New Zealand dairy cows 58:79-81. Abstract or (21kB)
  
• Verkerk GA, et al 1998. Effects of oestradiol benzoate by injection at time of CIDR insertion for the treatment of postpartum anovulatory anoestrus (PPA) in dairy cows 58:82-84. Abstract or (14kB)
  
• Clark BA, et al 1998. Manipulating patterns of ovarian follicle development in cattle with progesterone and gonadotrophin releasing hormone to produce oestrous cycles with two or three follicle waves 58:85-87. Abstract or (30kB)
  
• Nation DP, et al 1998. Ovarian volume is a predictor of the resumption of spontaneous oestrous cycles but not the response to the treatment of anoestrus 58:88. Abstract or (27kB)
  
• Burke CR, et al 1998. Effects of luteolysis on control of ovarian follicles using oestradiol benzoate and progesterone in cattle 58:89-91. Abstract or (25kB)
  
• Taufa VK, et al 1998. Some effects of using progesterone and gonadotrophin releasing hormone on the reproductive performance of inseminated cows 58:92-94. Abstract or (15kB)
  
• Verkerk GA, et al 1998. Milk progesterone concentrations at selected times following oestrus and insemination in relation to the success of pregnancy establishment 58:95-97. Abstract or (15kB)
  

• Pacheco-Rios D, et al 1998. Arterio-venous differences of amino acids across the mammary gland of cows fed fresh pasture at two levels of dry matter intake during eary lactation 58:98-101. Abstract or (28kB)
  
• Macdonald KA, et al 1998. Balancing pasture and maize silage diets for dairy cows using urea, soybean meal or fishmeal 58:102-105. Abstract or (16kB)
  
• Kolver ES, et al 1998. Ruminal utilisation of pasture nitrogen in response to inclusion of dietary starch 58:106-109. Abstract or (19kB)
  
• Poli CHEC, et al 1998. The effect of secondary compounds of birdsfoot trefoil and red clover on dairy cow grazing preferences 58:110-112. Abstract or (14kB)
  
• Penno JW, et al 1998. The effect of stage of lactation and season on milksolids response to supplementary feeding of dairy cows 58:113-116. Abstract or (15kB)
  
• McGrath JM, et al 1998. Using nitrogen fertiliser to increase dairy farm profitability 58:117-120. Abstract or (117-120kB)
  
• Harris SL, et al 1998. Use of 'Barkant' turnips and 'Superchow' sorghum to increase summer-autumn milk production 58:121-124. Abstract or (18kB)
  
• Laborde D, et al 1998. Evaluating the business risk associated with feeding supplements to dairy cows on pasture 58:125-127. Abstract or (14kB)
  
• Laborde D, et al 1998. Herbage intake, grazing behaviour and feed conversion efficiency of lactating Holstein-Friesian cows that differ genetically for liveweight 58:128-131. Abstract or (19kB)
  
• MacDonald K, et al 1998. Management decision rules to optimise milksolids production on dairy farms 58:132-135. Abstract or (19kB)
  

• Nicoll GB, et al 1998. Effect of sire genotype on lamb growth and carcass productivity 58:136-139. Abstract or (17kB)
  
• Clarke JN, et al 1998. Genetic parameters for liveweight and live animal ultra-sound fat and eye muscle dimensions in a synthetic terminal sire breed 58:140-142. Abstract or (15kB)
  
• Morton JD, et al 1998. Calpain and calpastain activity in muscle from genetic lines of lambs selected for divergent levels of fatness 58:143-145. Abstract or (21kB)
  
• Skerritt JW, et al 1998. Examination of selection index weights for lamb production 58:146-149. Abstract or (17kB)
  
• Miller FM, et al 1998. The role of cysteine in the increased parasite susceptibity of Romney sheep selected for hogget fleece-weight 58:150-153. Abstract or (116kB)
  
• Morris CA, et al 1998. Preliminary results of selecting sheep for resistance or susceptibility to ryegrass staggers 58:154-156. Abstract or (15kB)
  
• Amer PR, et al 1998. Cost benefit analysis of commercial use of the Inverdale prolificacy gene 58:157-160. Abstract or (26kB)
  
• Brookes IM, et al 1998. Modelling the feed requirements of cross-bred sheep 58:161-164. Abstract or (25kB)
  
• Parker WJ, et al 1998. Sheep breeding: an enterprise budgeting decision support model for on-farm planning 58:165-169. Abstract or (19kB)
  
• Muir PD, et al 1998. The role of milk production in dryland lamb production systems 58:170-174. Abstract or (27kB)
  
• Cooper K, et al 1998. Effect of maternal nutrition during early and mid-gestation on fetal growth 58:175-177. Abstract or (24kB)
  
• Knight TW,et al 1998. Effect of prior ram-ewe contact on the ability of rams to stimulate early oestrus 58:178-180. Abstract or (26kB)
  
• Smith JF, et al 1998. Relationships between laboratory measures of ram sperm competence and field fertility 58:181-185. Abstract or (23kB)
  
• Smith JF, et al 1998. Effect of sperm dose, diluent type and timing of insemination on pregnancy rates in sheep 58:186-188. Abstract or (13kB)
  
• Purchas BJ, et al 1998. Effect of pasture supplemented with Methionine on wool growth and selected growth parameters 58:189-191. Abstract or (22kB)
  
• Wilson KL, et al 1998. The effects of a cation-anion balanced diet on calcium and phosphorus metabolism in growing lambs 58:192-194. Abstract or (15kB)
  
• Knowles SO, et al 1998. Variation in copper metabolism between two flocks of Romney sheep in response to increasing dietary copper 58:195-198. Abstract or (27kB)
  
• Rounce JR, et al 1998. Effect of zinc oxide treatment for facial eczema on the copper status of Romney sheep grazing ryegrass pastures 58:199-201. Abstract or (15kB)
  
• Sargison ND, et al 1998. Iodine deficiency: An emerging problem in New Zealand sheep flocks 58:202-204. Abstract or (29kB)
  
• Back PJ, et al 1998. The effect of insulin-nutrient supply interaction on ewe lactation 58:205-208. Abstract or (17kB)
  
• Min SH, et al 1998. Amylin causes hypocalcaemia in lactating goats (Brief Communication) 58:209-210. Abstract or (13kB)
  

• Kirton AH 1998. Is carcass classification useful or necessary? 58:211-213. Abstract or (14kB)
  
• Morris CA, et al 1998. Calpain, calpastatin and tenderness comparisons in M. longissimus dorsi samples from weight-selected and control Angus cattle 58:214-217. Abstract or (20kB)
  
• Morrow-Tesch J, et al 1998. The effect of blood sampling site on measures of stress in dairy cattle (Brief Communication) 58:218-219. Abstract or (11kB)
  
• Cottam YH, et al 1998. Monitoring some muscoid fly populations on Massey University sheep farms in the Manawatu 58:220-223. Abstract or (51kB)
  
• Scobie DR, et al 1998. To shear or not to shear lambs? 58:224-227. Abstract or (18kB)
  

• Charteris PL, et al 1998. New Zealand beef industry structure and opportunities to improve income 58:228-230. Abstract or (15kB)
  
• Sherlock TJ, et al 1998. A participatory evaluation of out-of-season beef cattle finishing systems in the lower North Island 58:231-235. Abstract or (81kB)
  
• Coutinho HB, et al 1998. The effect of grazing management on pasture and animal production in late Autumn to early Spring period in a one year bull beef grazing system 58:236-238. Abstract or (62kB)
  
• Boom CJ, et al 1998. Grain supplementation of finishing beef cattle 58:239-242. Abstract or (20kB)
  
• Lambert MG, et al 1998. Exercise effects on muscle glycogen concentration in beef cattle 58:243-244. Abstract or (11kB)
  
• Smeaton DC, et al 1998. Productivity and profitability of twinning beef cows 58:245-247. Abstract or (16kB)
  
• McMillan WH, et al 1998. Development of an experimental herd for investigating maternal contributions to fertility in recipient cattle 58:248-251. Abstract or (17kB)
  
• Pleasants AB, et al 1998. Growth and carcass composition of angus steers raised together from birth and managed on two post-weaning nutritional treatments 58:252-255. Abstract or (20kB)
  
• Knight TW, et al 1998. The relationship between carotenoid concentration and fat colour in beef carcases 58:256-258. Abstract or (14kB)
  
• Lambert MG, et al 1998. Pregnancy diagnosis of twinning beef cows 58:259-261. Abstract or (13kB)
  

• Andrews RN, et al 1998. Wool follicle traits of 1/2 Merino 1/2 Romney F1, and backcross 1/4 Merino 3/4 Romney gene mapping flocks 58:262-265. Abstract or (27kB)
  
• Everett-Hincks JM, et al 1998. Performance of Romney and 1/4 Merino x 3/4 Romney sheep on Wanganui hill country 58:266-269. Abstract or (19kB)
  
• Sumner RMW, et al 1998. Seasonality of wool growth in Waikato and Southland of Romney sheep selected for high fleece weight 58:270-273. Abstract or (17kB)
  
• Winder LM, et al 1998. Unravelling the causes of wool yellowing: Part I: Involvement of a water soluble component 58:274-276. Abstract or (15kB)
  
• Winder LM, et al 1998. Unravelling the causes of wool yellowing: Part II: Involvement of bacteria 58:277-280. Abstract or (43kB)
  
• Corson DC, et al 1998. The determination of sulphur in wool using near infrared reflectance spectrometry 58:281-283. Abstract or (41kB)
  
• Wuliji T, et al 1998. Mature Merino ewe performance in an ultrafine fibre diameter selected and a control flock 58:284-287. Abstract or (28kB)
  
• Maddever DC, et al 1998. Wool fibre diameter effects on yarn bulk independent of core bulk 58:288-290. Abstract or (24kB)
  
• Kenyon PR, et al 1998. The assessment of natural means of controlling loose wool feltability and yarn shrinkage 58:291-293. Abstract or (13kB)
  
• Wuliji T, et al 1998. Effects of sire and body site on wool colour measurements in Romney x Perendale progeny 58:294-297. Abstract or (19kB)
  
• Nixon AJ, et al 1998. Prolactin receptors are highly expressed in wool follicle dermal papillae 58:298-302. Abstract or (327kB)
  
• Nixon AJ, et al 1998. Growth factors and their role in wool growth: a review 58:303-311. Abstract or (63kB)