نتایج جستجو برای: feed consumption g
تعداد نتایج: 701179 فیلتر نتایج به سال:
The current experiment was conducted to determine the effect of mycotoxin-contaminated diets with aflatoxin (AFLA) and deoxynivalenol (DON) and dietary inclusion of deactivation compound on layer hen performance during a 10-wk trial. The experimental design consisted of a 4 × 2 factorial with 4 toxin levels: control, low (0.5 mg/kg AFLA + 1.0 mg/kg DON), medium (1.5 mg/kg AFLA + 1.5 mg/kg DON),...
Relationships Among Whole-and Part-Lactation Gross Feed Efficiency, Feed Consumption, and Milk Yield
BACKGROUND The commercialization of second-generation bioethanol has not been realized due to several factors, including poor biomass utilization and high production cost. It is generally accepted that the most important parameters in reducing the production cost are the ethanol yield and the ethanol concentration in the fermentation broth. Agricultural residues contain large amounts of hemicel...
To control the quality of reverse osmosis (RO) product water and reduce operational costs and environmental impacts by increasing the system’s energy efficiency, it is necessary to identify the influence of process parameters on energy consumption and permeate water quality. This paper introduces a case study focused on the application of Design of Experiments (DOE) method in an industrial-scal...
This study was carried out to determine the effects of free choice feeding of starter feed and whole cereals on the growth of turkey poults. Two hundred-seventy poults (7-d old) were divided into 3 treatment groups each with 3 replications containing 15 males and 15 females. Control poults (C) were fed only on starter feed (280 g CP and 11.7 MJ ME/kg). Treatments for choice-fed turkey poults we...
This study evaluated the effects of a commercial symbiotic product containing a probiotic (E. faecium), a prebiotic (Fructooligosaccharide) and a phytogenic compound (sea algaeextract) on performance and health of Holstein diary calves. 29 newborn calves were assigned by sex and birth date to 10 blocks and allocated to 3 treatments; control (CON, n = 9); CON supplemented with symbiotic via m...
This paper reports a study on mice and human to check the theory of Stolkowski which hypothesizes that mineral (Na, K, Ca) imbalance in the diet of the female before fertilization affects the sex ratio of the progeny. For this aim, total 40 female and 16 male 2 months age white mice used; which were separated into 8 groups, each of them consisted of 5 female and 2 male animals. Group 1 was a co...
The effects of electric field (EF) during incubation of eggs on hatchability traits, and post-hatch performance, nutrient utilization and carcass characteristics of meat chickens were investigated in 2 trials. Eggs from a meat-type breeder flock were incubated under EF of 30kV/m, 60Hz during the first 18 d of incubation as compared with the control incubation treatment (C). Chicks hatched from ...
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