heat production Archives

The response of broiler breeder hens to dietary balanced protein

2016
Issue: 3
Volume: 46

E. Steenhuisen & R.M. Gous Page: 269 - 277

2025-01-26
vanryssen

Two basal feeds (118 and 175 g protein/kg) with similar balanced amino acid mixtures were appropriately blended to produce six experimental diets differing in protein. These were fed for six weeks to 180 broiler breeder hens (Ross 308) housed in…

1982
Issue: 1
Volume: 12

C.Z. Roux, H.H. Meissner & H.S. Hofmeyr Page: 1 - 13

2025-01-26
flickerleap

Three wether lambs of the Mutton Merino type were kept confined in metabolism cages confined to either a calorimeter or a structure resembling the plant, from about birth to about 36 weeks. Measurements over regular intervals with aid of the…