Effects of extra feeding during mid-pregnancy on gilts productive and reproductive performance

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Effects of extra feeding during mid-pregnancy on gilts productive and reproductive performance

The effects of a supplemental feeding strategy during mid-gestation on lean gilts body reserves, productive and reproductive performance were assessed. A total of 90 gilts were allocated into two treatments (Control, C, and Supplemented, S). Control sows (n = 43) were fed according to the level routinely used on farm (2.5-3.0 kg d, 2.9 Mcal metabolizable energy kg feed and 0.6% of lysine) throu...

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15 صفحه اول

Effect of prepubertal feeding regimen on reproductive development and performance of gilts through the first pregnancy.

Development of gilts that conceive early and continue to produce offspring is an objective of swine production. We investigated different patterns of growth on reproductive development and performance of gilts through the first farrowing. At 13 wk of age and 43 kg BW, 286 white crossbred gilts were penned individually and assigned to treatments: Ad lib, ad libitum intake from 13 to 25 wk of age...

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Effects of Various Feeding Methods for Gestating Gilts on Reproductive Performance and Growth of Their Progeny*

This study compared the effect of four different feeding methods for gestating gilts on reproductive performance and growth of their progeny. A total of 40 F1 primiparous sows (Yorkshire×Landrace) were allotted to four treatments in a completely randomized design (CRD). For treatments, gestating period of sows was divided into three trimesters (0-35 d, 36-90 d and 91-110 d) and different amount...

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ژورنال

عنوان ژورنال: Spanish Journal of Agricultural Research

سال: 2008

ISSN: 2171-9292,1695-971X

DOI: 10.5424/sjar/2008062-313