H H Head
Overview
Explore the profile of H H Head including associated specialties, affiliations and a list of published articles.
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Articles
46
Citations
161
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Recent Articles
1.
Gulay M, Hayen M, Head H, Bachman K
J Dairy Sci
. 2009 Jul;
92(8):3815-8.
PMID: 19620664
The objective was to determine the effect of supplemental estrogen (estradiol cypionate, ECP) at dry-off on temporal changes in concentrations of lactose in blood plasma of Holstein cows as an...
2.
Gulay M, Liboni M, Hayen M, Head H
J Dairy Sci
. 2007 Nov;
90(12):5439-45.
PMID: 18024734
The objective of this study was to evaluate whether supplementing Holstein cows with bovine somatotropin (bST; 142.8 mg/14 d), beginning at 21 d (+/-3 d) before expected calving and continuing...
3.
Gulay M, Hayen M, Head H, Wilcox C, Bachman K
J Dairy Sci
. 2005 Oct;
88(11):3953-62.
PMID: 16230701
The objective of this study was to use a within-cow, half-udder model to compare the effect of cessation of milk removal from mammary quarters within respective half udders at either...
4.
Bilby T, Guzeloglu A, Kamimura S, Pancarci S, Michel F, Head H, et al.
J Dairy Sci
. 2004 Sep;
87(10):3256-67.
PMID: 15377605
Nonlactating dairy cows were used to examine effects of bovine somatotropin (bST) on components of the insulin-like growth factor (IGF) system. Estrus was synchronized in cows with a Presynch +...
5.
Gulay M, Hayen M, Liboni M, Belloso T, Wilcox C, Head H
J Dairy Sci
. 2004 Jul;
87(4):948-60.
PMID: 15259229
The objectives of this experiment were to determine whether low doses of bovine somatotropin (bST) during the transition period and early lactation period improved dry matter intake (DMI), body weight...
6.
Gulay M, Hayen M, Teixeira L, Wilcox C, Head H
J Dairy Sci
. 2003 Nov;
86(10):3195-205.
PMID: 14594239
Objectives were to evaluate the effects of a low dose of bovine somatotropin (bST) injected prepartum and postpartum on body condition score (BCS), body weight (BW), and milk yield (MY)...
7.
Gulay M, Hayen M, Bachman K, Belloso T, Liboni M, Head H
J Dairy Sci
. 2003 Jul;
86(6):2030-8.
PMID: 12836939
Eighty-four Holstein cows were utilized to evaluate effects of dry period (60 d vs. 30 d), with or without estradiol cypionate (ECP) injections to accelerate mammary involution, on prepartum and...
8.
Kassa T, Ambrose J, Adams A, Risco C, Staples C, Thatcher M, et al.
J Dairy Sci
. 2002 Dec;
85(11):2823-30.
PMID: 12487449
The effects of whole cottonseed (WCS) in the diet and the administration of bovine somatotropin (bST) on ovarian follicular dynamics and plasma progesterone (P4) concentrations were examined in cows during...
9.
Fike J, Staples C, Sollenberger L, Moore J, Head H
J Dairy Sci
. 2002 May;
85(4):866-78.
PMID: 12018432
This experiment tested performance and physiological responses to evaporative cooling, bovine somatotropin (bST), and supplemental silage of lactating cows grazing bermudagrass (Tifton 85; Cynodon dactylon x C. nlemfuensis cv.) pastures....
10.
Holcomb C, van Horn H, Head H, Hall M, Wilcox C
J Dairy Sci
. 2001 Sep;
84(9):2051-8.
PMID: 11573785
The objective of this research was to determine whether different dry matter intakes (DMI) or forage percentages prepartum would have an impact on postpartum performance. Multiparous Holstein cows (n =...