Search Results - "Kenyon, P.R"

Lack of efficacy of monepantel against Teladorsagia circumcincta and Trichostrongylus colubriformis by Scott, I., Pomroy, W.E., Kenyon, P.R., Smith, G., Adlington, B., Moss, A.

“…After reports of the apparent failure of monepantel to reduce the egg counts of goats on a farm in the lower North Island of New Zealand, faecal egg count…”
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Effect of early shearing during gestation on the productive and reproductive behavior of female sheep offspring in their first 18 months of age by López-Mazz, C, Baldi, F, Quintans, G, Kenyon, P R, Correa, O, Regueiro, M, Álvarez-Oxiley, A, Banchero, G E

“…The research has shown the interesting contributions of shearing in mid-gestation on the performance of lambs from birth to weaning. Other studies have…”
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A comparison of the reproductive performance of ewe lambs and mature ewes by Corner, R.A., Mulvaney, F.J., Morris, S.T., West, D.M., Morel, P.C.H., Kenyon, P.R.

“…This work compared the reproductive performance of ewe lambs and mature ewes and the growth of their lambs from birth to weaning under conditions in which they…”
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A herb and legume sward mix increased ewe milk production and ewe and lamb live weight gain to weaning compared to a ryegrass dominant sward by Hutton, P.G., Kenyon, P.R., Bedi, M.K., Kemp, P.D., Stafford, K.J., West, D.M., Morris, S.T.

“…This study investigated the potential of a mixed herb sward to improve production of multiple-bearing ewes and their offspring compared to a ryegrass dominant…”
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4E-2 Fetal/neonatal development and sheep/ruminant production by Kenyon, P.R

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A comparison of liveweight gain of lambs weaned early onto a herb-clover mixed sward and weaned conventionally onto a ryegrass-clover pasture and herb-clover mixed sward by Ekanayake, W E M L J, Corner-Thomas, R A, Cranston, L M, Kenyon, P R, Morris, S T

“…The aim of the present study was to identify the impact of early weaning of lambs at approximately seven weeks of age onto a herb-clover mix on the liveweight…”
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The potential interaction between ewe body condition score and nutrition during very late pregnancy and lactation on the performance of twin-bearing ewes and their lambs by Cranston, L M, Kenyon, P R, Corner-Thomas, R A, Morris, S T

“…The present study aimed to determine the impact of ewe body condition score (BCS) (over a range of 2.0 to 3.0) and nutritional treatments (consisting of…”
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Effect of dam weight and pregnancy nutrition on average lactation performance of ewe offspring over 5 years by Paten, A. M., Pain, S. J., Peterson, S. W., Lopez-Villalobos, N., Kenyon, P. R., Blair, H. T.

“…The foetal mammary gland is sensitive to maternal weight and nutrition during gestation, which could affect offspring milk production. It has previously been…”
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The effects of body condition score and nutrition of triplet-bearing ewes in late pregnancy by Kenyon, P.R., Morris, S.T., Hickson, R.E., Back, P.J., Ridler, A.L., Stafford, K.J., West, D.M.

“…At day 128 (P128) of pregnancy, triplet-bearing Romney ewes were allocated to either a ‘Control’ or ‘ad-libitum’ (‘Adlib’) nutritional regimen until P142. Both…”
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Uterine environment and early embryonic development in sheep by Sharma, R.K., Parkinson, T.J., Kenyon, P.R., Jenkinson, C.M.C., Blair, H.T.

“…Uterine restriction during gestation can result in the birth of lambs that are smaller than those born from an unrestricted environment. The objective of this…”
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Impact of wool stubble depth after mid pregnancy shearing on Corriedale ewe and lamb performance by De Barbieri, I., Montossi, F., Viñoles, C., Kenyon, P.R.

“…The three experiments investigated the effects on physiology and production parameters of Corriedale ewes shorn in mid pregnancy, either using the cover or…”
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Ad libitum Pasture Feeding in Late Pregnancy Does Not Improve the Performance of Twin-bearing Ewes and Their Lambs by Corner-Thomas, R A, Back, P J, Kenyon, P R, Hickson, R E, Ridler, A L, Stafford, K J, Morris, S T

“…The present study evaluated the effect of controlled ryegrass-white clover herbage availability from day 128 until day 142 of pregnancy in comparison to…”
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The effects of pasture availability for twin- and triplet-bearing ewes in mid and late pregnancy on ewe and lamb behaviour 12 to 24 h after birth by Corner, R. A., Kenyon, P. R., Stafford, K. J., West, D. M., Morris, S. T., Oliver, M. H.

“…This experiment was conducted to evaluate the effect of offering ewes two different feeding levels, during mid and late pregnancy, on ewe and lamb behaviour 12…”
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The effect of different types of stressors during mid- and late pregnancy on lamb weight and body size at birth by Corner, R. A., Kenyon, P. R., Stafford, K. J., West, D. M., Oliver, M. H.

“…Mid-pregnancy shearing has consistently been shown to increase lamb birth weight, which can lead to an increase in lamb survival rates. However, shearing ewes…”
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The role of Neospora caninum in three cases of unexplained ewe abortions in the southern North Island of New Zealand by Howe, L., West, D.M., Collett, M.G., Tattersfield, G., Pattison, R.S., Pomroy, W.E., Kenyon, P.R., Morris, S.T., Williamson, N.B.

“…Unexplained abortions observed in three southern North Island sheep farms were investigated to determine if there was an association with Neospora caninum…”
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Dose-titration challenge of young pregnant sheep with Neospora caninum tachyzoites by Weston, J.F., Howe, L., Collett, M.G., Pattison, R.S., Williamson, N.B., West, D.M., Pomroy, W.E., Syed-Hussain, S.S., Morris, S.T., Kenyon, P.R.

“…Pregnant ewe lambs (7–8 months old at breeding) were inoculated intravenously at 90 days after joining with the ram with 50, 5 × 10 3, 10 6, or 10 8 Neospora…”
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Melatonin-improved reproductive performance in sheep bred out of season by deNicolo, G., Morris, S.T., Kenyon, P.R., Morel, P.C.H., Parkinson, T.J.

“…The effects of melatonin implants on out-of-season breeding in New Zealand Romney composite ewes, was determined by comparison of reproductive performance in…”
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The effect of breeding ewe lambs on subsequent two-year-old ewe performance by Kenyon, P.R., Proctor, L., Morel, P.C.H., Morris, S.T., West, D.M.

“…This study was undertaken to determine if breeding ewe lambs (hoggets) would influence subsequent two-year-old (two-tooth) ewe liveweight and reproductive…”
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Comparison of four techniques to estimate milk production in singleton-rearing non-dairy ewes by van der Linden, D.S., Lopez-Villalobos, N., Kenyon, P.R., Thorstensen, E., Jenkinson, C.M.C., Peterson, S.W., Blair, H.T.

“…Accurate estimates of milk production or milk intake are difficult, as all methods interfere to some degree with the natural behaviour of the dam and her…”
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Effects of dam size and nutritional plane during pregnancy on lamb performance to weaning by Kenyon, P.R., van der Linden, D.S., Blair, H.T., Morris, S.T., Jenkinson, C.M.C., Peterson, S.W., Mackenzie, D.D.S., Firth, E.C.

“…This study examined the effects of dam size and plane of nutrition during pregnancy on dam udder size, lamb colostrum intake, and lamb liveweight gain (LWG)…”
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