The objective was to determine whether recombinant bovine somatotropin (rbST) enhanced live performance,skeletal muscle biological activity, and beta-adrenergic receptor expression of feedlot heifers during the finishing phase. Heifers (n = 16; initial body weight 457 ± 3 kg) were randomly assigned pens (4 pens/treatment; 2 heads/pen) treatment: (1) no rbST (Control); (2) 500 mg/hd sometribove ...

The major sources of variability in net farm income on New York dairy farms over the past 10 years are identified using Dairy Farm Business Summary records. The most important source of income variability is the fluctuation in milk prices, followed closely by year-to-year variation in the quantity of purchased feeds. These results suggest that forward pricing of milk and feed purchases may be e...

Catfish is one of the most important freshwater fish farming commodities in Indonesia. Higher catfish production can be achieved by cultivating transgenic carrying growth hormone (GH) gene African (Clarias gariepinus GH, CgGH). This research focuses on analysis presence CgGH G1, G2, and G3 mutiara broodstock, as an indication stable inheritance. was isolated using RNeasy mini kit RT-PCR. RT-PCR...