2019-11-1·No effect of egg-laying rate and feed additives was observed on production performance, incubation performance, egg quality (except eggshell thickness), and serum characteristics was observed. When an interactive effect was significant ( P ≤0.05), means were compared by using Tukey's range test to determine significant differences among …
Ann. Anim. Sci., Vol. 18, No. 1 (2018) 167–183 DOI: 10.1515/aoas-2017-0038 EffEct of sElEctEd fEEd additivEs on Egg pErformancE and EggshEll quality in laying hEns fEd a diEt with
2018-1-29·Abstract The aim of the experiment with 240 ISA Brown hens fed the diets with standard or decreased Ca level was to evaluate the effect of selected feed additives on laying performance and eggshell quality. The hens were allocated to 10 treatments, each containing 12 cages (replicates) of 2 birds. A 2 × 5 experimental arrangement was used. …
2018-10-30·It resulted in decrease of egg production, hatchability and at the same time increased embryonic mortality (Harikrishnan and Mohan, 2018). Positive effect of probiotics on eggshell quality of ...
2020-8-11·Various growth promoters and feed additives are used to improves health of animal on large scale.Types of growth promoting agents and feed additives comprises of prebiotics,probiotics,Synbiotics,Vitamins and Minerals,herbs,Panchgavya,betaine and Carnitine. 1. Probiotics- plays an important role in neutrilization of enterotoxins.
2021-4-29·Supplementation of Vitamin D 3 can help maintain skeletal and shell quality in high-producing laying hens [xxiv]. Stimuvital IP offers an essential cocktail that caters to the additional requirements of Ca and vitamins in older laying birds. It thus supports Ca metabolism and eggshell quality. And, in the end, better eggshell quality reduces ...
2020-6-6·The aim of this study was to determine the effect of using natural feed additives on egg production and quality of Mojosari Ducks. The animals used were 81-layer period Mojosari ducks 145 days old ...
2020-12-4·Progress 12/04/98 to 11/30/04 Outputs Studies have been conducted during the time period of this project on enzyme supplementation of layer diets to reduce fecal P and improve shell quality, creation of an eggshell derived mono and dicalcium phosphate feed ingredient, investigation of dietary calcium source particle size needs …
2019-4-6·The effects of dietary inclusion of distillers dried grains with solubles in laying hen diets with and without exogenous enzyme mixture (EEM) on performance and egg characteristics were evaluated. One of the main objectives of this study was to examine the effects of distillers dried grains with solubles (DDGS) and enzyme cocktail on egg …
2020-10-23·Improving eggshell quality is important to the laying hen production, and it is also a research hotspot for domestic and foreign researchers at present. ... 8.5% limestone powder, and 5% premix, with 16% Crude protein, and 2556.0 Kcal/Kg Metabolic energy) without any active probiotic ... Sun Z, et al. Feed-additive probiotics accelerate …
2017-8-3·Growth performance and immune activity of broiler chicken under the feed-additive regimens of antibiotics, probiotics, and the control. Average daily gain (ADG; n = 6; a), average daily feed intake (ADFI; n = 6; b), and feed conversion ratio (FCR; n = 6; c) were compared among the three treatment groups during the various periods. “*”: significantly …
not consistent, however findings of several trials indicate, that eggshell quality may be positively affected in certain conditions by optimal dietary level and form of manganese, as well as by the addition of pre- and probiotics, organic acids, and herb extracts. Keywords: laying hens; nutrition; eggshell quality; microelements; feed additives
2018-1-29·Abstract The aim of the experiment with 240 ISA Brown hens fed the diets with standard or decreased Ca level was to evaluate the effect of selected feed additives on laying performance and eggshell quality. The hens were allocated to 10 treatments, each containing 12 cages (replicates) of 2 birds. A 2 × 5 experimental arrangement was used. …
The invention provides a probiotics-containing broiler chicken feed additive which comprises a traditional Chinese medicine mixture via probiotics fermentation, alfalfa, spirulina powder, calcium hydrophosphate, aminophylline, choline chloride, lysine, methionine and gunk. Through probiotics fermentation, effective constituents in traditional Chinese medicine …
The invention discloses a chicken feed additive for improving eggshell strength. The chicken feed additive is prepared from 40-50 parts by weight of brown rice, 30-35 parts by weight of alga, 10-13 parts by weight of pig bones, 20-25 parts by weight of broccoli, 30-35 parts by weight of red clover, 7-9 parts by weight of radix curcumae longae, 20-24 parts by weight …
2012-12-28·Ninety-six White laying hens (64 weeks old) were used to investigate the effect of dietary inclusion of Bacillus subtilis on performance and eggshell quality. Hens were randomly distributed into three treatment groups and fed basal diet (control), basal diet plus 0.5 g/kg B. subtilis (Probiotic-0.5), or basal diet plus 1 g/kg B. subtilis (Probiotic-1) for 10 …
2020-11-3·CeltiMin improves the laying hen performance and eggshell quality (source: Schothorst Feed Research, 2013) Conclusions. In summary, improving eggshell quality is an important parameter in order to increase ROI for poultry farmers, as well as guiding the extension of the egg laying period up to 100 weeks. Currently, a reduction in …
2020-12-4·Progress 12/04/98 to 11/30/04 Outputs Studies have been conducted during the time period of this project on enzyme supplementation of layer diets to reduce fecal P and improve shell quality, creation of an eggshell derived mono and dicalcium phosphate feed ingredient, investigation of dietary calcium source particle size needs …