Browsing publications by Penelope Hawken

Newcastle AuthorsTitleYear
Penelope Hawken
Dr Andrew Beard
Ram novelty and the duration of ram exposure affects the distribution of mating in ewes exposed to rams during the transition into the breeding season2009
Penelope Hawken
Dr Andrew Beard
Prior exposure of maiden ewes to rams enhances their behavioural interactions with rams but is not a pre-requisite to their endocrine response to the ram effect2008
Penelope Hawken
Dr Andrew Beard
Short term, repeated exposure to rams during the transition into the breeding season improves the synchrony of mating in the breeding season2008
Penelope Hawken
Dr Andrew Beard
Erratum to "The introduction of rams induces an increase in pulsatile LH secretion in cyclic ewes during the breeding season" [Theriogenology 68 (2007) 56-66] (DOI:10.1016/j.theriogenology.2007.03.023)2007
Penelope Hawken
Dr Andrew Beard
The introduction of rams induces an increase in pulsatile LH secretion in cyclic ewes during the breeding season2007
Penelope Hawken
Dr Andrew Beard
The introduction of rams induces an increase in pulsatile LH secretion in cyclic ewes during the breeding season (vol 68, pg 56, 2007)2007
Dr Andrew Beard
Penelope Hawken
Ruth Pickard
Non-pharmacological regulation of reproduction in sheep2006
Penelope Hawken
Dr Andrew Beard
The effects of ram exposure during progestagen oestrus synchronisation and time of ram introduction post progestagen withdrawal on fertility in ewes2005
Penelope Hawken
Dr Andrew Beard
Effect of ram exposure at the end of progestagen treatment on estrus synchronisation and fertility during the breeding season in ewes2004