Reproductive performance of dorset ewes in the star accelerated lambing system
Reproductive performance of Dorset ewes in the Cornell University STAR accelerated lambing program was evaluated. This program consists of five 30-d concurrent breeding and lambing periods per year beginning on January 1 (Sl) , March 15 (S2), May 27 (S3) , August 8 (S4) and October 20 (S5). Optimall...
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ndltd-VTETD-oai-vtechworks.lib.vt.edu-10919-392472021-04-16T05:40:08Z Reproductive performance of dorset ewes in the star accelerated lambing system Lewis, Ronald Martin Animal Science LD5655.V856 1990.L482 Sheep -- Reproduction Reproductive performance of Dorset ewes in the Cornell University STAR accelerated lambing program was evaluated. This program consists of five 30-d concurrent breeding and lambing periods per year beginning on January 1 (Sl) , March 15 (S2), May 27 (S3) , August 8 (S4) and October 20 (S5). Optimally, a ewe could lamb every 7.2 mo beginning at 1 yr of age, Records on 1,084 ewes over 7 yr beginning Sl, 1982 Reproductive traits considered were ewe fertility, prolificacy, days to first lambing (DFL) and days between lambing (DBL). Ph. D. 2014-03-14T21:18:15Z 2014-03-14T21:18:15Z 1990-05-05 2008-08-25 2008-08-25 2008-08-25 Dissertation Text etd-08252008-162636 http://hdl.handle.net/10919/39247 http://scholar.lib.vt.edu/theses/available/etd-08252008-162636/ en OCLC# 21709029 LD5655.V856_1990.L482.pdf In Copyright http://rightsstatements.org/vocab/InC/1.0/ xiv, 137 leaves BTD application/pdf application/pdf Virginia Tech |
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LD5655.V856 1990.L482 Sheep -- Reproduction |
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LD5655.V856 1990.L482 Sheep -- Reproduction Lewis, Ronald Martin Reproductive performance of dorset ewes in the star accelerated lambing system |
description |
Reproductive performance of Dorset ewes in the Cornell University STAR accelerated lambing program was evaluated. This program consists of five 30-d concurrent breeding and lambing periods per year beginning on January 1 (Sl) , March 15 (S2), May 27 (S3) , August 8 (S4) and October 20 (S5). Optimally, a ewe could lamb every 7.2 mo beginning at 1 yr of age, Records on 1,084 ewes over 7 yr beginning Sl, 1982 Reproductive traits considered were ewe fertility, prolificacy, days to first lambing (DFL) and days between lambing (DBL). === Ph. D. |
author2 |
Animal Science |
author_facet |
Animal Science Lewis, Ronald Martin |
author |
Lewis, Ronald Martin |
author_sort |
Lewis, Ronald Martin |
title |
Reproductive performance of dorset ewes in the star accelerated lambing system |
title_short |
Reproductive performance of dorset ewes in the star accelerated lambing system |
title_full |
Reproductive performance of dorset ewes in the star accelerated lambing system |
title_fullStr |
Reproductive performance of dorset ewes in the star accelerated lambing system |
title_full_unstemmed |
Reproductive performance of dorset ewes in the star accelerated lambing system |
title_sort |
reproductive performance of dorset ewes in the star accelerated lambing system |
publisher |
Virginia Tech |
publishDate |
2014 |
url |
http://hdl.handle.net/10919/39247 http://scholar.lib.vt.edu/theses/available/etd-08252008-162636/ |
work_keys_str_mv |
AT lewisronaldmartin reproductiveperformanceofdorsetewesinthestaracceleratedlambingsystem |
_version_ |
1719396120052891648 |