Abstract:

Effect of short (10- or 12-day) or standard (14- or 18-day) periods of estrus suppression with allyl trenbolone on estrus synchronization and fertility in pubertal gilts

F. De Rensis, DVM, PhD; C. Mazzoni, DVM; R. Saleri, DVM, PhD; M. Techakumphu, DVM, PhD; R. N. Kirkwood, DVM, PhD, Diplomate ECAR

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Allyl trenbolone was fed at 20 mg per day for 10, 12, 14, or 18 days, with two 75-µg injections of D-cloprostenol at last feeding at 10 or 12 days to synchronize estrus in gilts. There were no treatment effects on farrowing rate or subsequent litter sizes.

Keywords: allyl trenbolone, D-cloprostenol, estrus synchronization, fertility

RIS citationCite as: De Rensis F, Mazzoni C, Saleri R, et al. Effect of short (10- or 12-day) or standard (14- or 18-day) periods of estrus suppression with allyl trenbolone on estrus synchronization and fertility in pubertal gilts. J Swine Health Prod 2015;23(2):97-99.

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