Works (3)

1995 journal article

Subclinical mastitis and milk production in primiparous Simmental cows

Journal of Animal Science, 73(6), 1552.

By: R. Simpson, D. Wesen, K. Anderson, J. Armstrong & R. Harvey

Source: NC State University Libraries
Added: August 6, 2018

1992 journal article

Effect of prepartum administration of growth hormone-releasing factor on somatotropin, insulin-like growth factor I, milk production, and postpartum return to ovarian activity in primiparous beef heifers

Journal of Animal Science, 70(5), 1478.

By: R. Simpson, J. Armstrong & R. Harvey

Source: NC State University Libraries
Added: August 6, 2018

1991 journal article

Effect of active immunization against growth hormone-releasing factor on growth and onset of puberty in beef heifers

Journal of Animal Science, 69(12), 4914.

By: R. Simpson, J. Armstrong, R. Harvey, D. Miller, E. Heimer & R. Campbell

Source: NC State University Libraries
Added: August 6, 2018