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Studies on Feed Efficiency

open access: hybridPoultry Science, 1947
Abstract OATS has been shown to have relatively low digestibility according to Bartlett (1910), Kaupp and Ivey (1923), and Fraps (1928). Roberts and Carrick (1941) compared a chick ration containing 38 percent of ground oats with a similar ration in which ground corn replaced oats.
C.W. Carrick, Roy E. Roberts
openalex   +4 more sources

BREEDING FOR FEED EFFICIENCY: POULTRY [PDF]

open access: bronzeCanadian Journal of Animal Science, 1984
In egg-type poultry, variation in egg mass, body weight and change in body weight account for about 50–70% of the variation in feed consumed. In meat-type poultry, about 40% of the variation in feed consumption is attributable to variation in change of body weight (gain), and body weight itself.
R. W. Fairfull, James R. Chambers
openalex   +3 more sources

Effects of Lower Fishmeal With Hydrolyzed Fish Protein Powder on the Growth Performance and Intestinal Development of Juvenile Pearl Gentian Grouper (Epinephelus fuscoguttatus ♀ and Epinephelus lanceolatus ♂)

open access: yesFrontiers in Marine Science, 2022
The effect of hydrolyzed fish protein powder (HFP) on the growth, intestinal development, gene mRNA expression, and enzyme activity in the intestine and liver of juvenile hybrid grouper (Epinephelus fuscoguttatus ♀ and Epinephelus lanceolatus ♂) was ...
Vivian Hlordzi   +16 more
doaj   +1 more source

The Effect of Oxidized Fish Oil on the Spleen Index, Antioxidant Activity, Histology and Transcriptome in Juvenile Hybrid Grouper (♀ Epinephelus fuscoguttatus × ♂ Epinephelus lanceolatus)

open access: yesFrontiers in Marine Science, 2021
The spleen is an important organ in the immune function of fish, and it is also important for hematogenesis and antibody and granulocyte production. However, the effect of oxidized fish oil on the spleen of hybrid grouper (♀ Epinephelus fuscoguttatus × ♂
Shuisheng Long   +23 more
doaj   +1 more source

Effect of dietary oregano oil on growth performance, disease resistance, intestinal morphology, immunity, and microbiota of hybrid grouper (Epinephelus fuscoguttatus ♀ × Epinephelus lanceolatus ♂)

open access: yesFrontiers in Marine Science, 2022
The study aimed to investigate the effects of oregano oil (OO) supplement in the diet on the growth performance, disease resistance, immunity, and intestinal health of hybrid grouper.
Yu Xin   +20 more
doaj   +1 more source

Effects of vitamin E supplementation of a high-lipid diet on the growth and biochemical parameters of hybrid groupers (♀ Epinephelus fuscoguttatus × ♂ E. lanceolatus)

open access: yesFrontiers in Marine Science, 2022
There is a trend towards using high-lipid diets in aquaculture, which can be optimized by using certain additives. This study investigated the effect of vitamin E (VE) supplementation of a high-lipid diet on the growth, serum and liver biochemical ...
Weibin Huang   +18 more
doaj   +1 more source

Degradation of Muscle Quality in Hybrid Grouper (♀ Epinephelus fuscoguttatus × ♂ Epinephelus lanceolatu) Due to Oxidative Damage Caused by Ingestion of Oxidized Fish Oil

open access: yesFrontiers in Nutrition, 2022
The aim of the study was to investigate the effects of fresh fish oil (FFO) and oxidized fish oil (OFO) diets on the muscle quality of hybrid grouper (♀ Epinephelus fuscoguttatus × ♂ E. lanceolatu). Hybrid grouper were fed with diets containing 9% FFO or
Xiaobo Yan   +20 more
doaj   +1 more source

Amelioration of Flesh Quality in Hybrid Grouper (♀ Epinephelus fuscoguttatus × ♂ E. lanceolatu) Fed With Oxidized Fish Oil Diet by Supplying Lactobacillus pentosus

open access: yesFrontiers in Marine Science, 2022
The objective was to investigate the improvement of the flesh quality and nutritional value of hybrid grouper (♀ Epinephelus fuscoguttatus × ♂ E. lanceolatu) by Lactobacillus pentosus (BL-15).
Xiaobo Yan   +18 more
doaj   +1 more source

Compound acidifier promoted the growth of hybrid grouper (♀Epinephelus fuscoguttatus × ♂Epinephelus lanceolatu) after high replacement of fish meal with cotton protein concentrate (CPC), improved stomach formation and digestibility, immune potency

open access: yesAquaculture Reports, 2023
Hybrid grouper (♀Epinephelus fuscoguttatus × ♂Epinephelus lanceolatu) is a popular aquaculture species in recent years. The latest research has found that cottonseed protein concentrate (CPC) has been found to be an effective alternative to fishmeal in ...
Jiacheng Zhang   +8 more
doaj   +1 more source

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