Effects of Substituting Soybean Meal with Fermented Rubber Leaves and Seeds (Hevea brasilliensis) on Egg Production and Egg Quality in Native Laying Hens

2016 ◽  
Vol 15 (8) ◽  
pp. 325-329
Author(s):  
Erman Syahruddin ◽  
R. Herawaty ◽  
Azhar .
2021 ◽  
Vol 32 (2) ◽  
pp. 224-232
Author(s):  
O. O. Oduguwa ◽  
A. O. Mercy ◽  
J. Oso

One hundred and forty-four (144) 45 week old laying hens of Black Nera strain were used in an experiment to determine the effect of replacing dietary fish meal (FM) or soybean meal (SBM) with shrimp waste meal (SWM) on the performance of laying birds. The birds were randomly allocated to three groups of 48 birds each. Each group was further divided into four replicates of twelve (12) birds each. Three iso-proteinous and iso-caloric diets were formulated such that a practical layer diet which served as the control diet (diet I) contained soybean meal (SBM) and fishmeal (FM) as the major protein sources. In diet 2, the FM in the control diet (25gkg') was replaced by SWM (40.43kg ') (protein for protein), while SWM (201.5gkg"') was made to replace the SBM (180gkg') in the control diet (protein for protein) in diet 3. The birds were given feed and water ad libitum. The experiment lasted 10 weeks. The performance in terms of feed intake, hen-day production, egg number and efficiency of egg production (i.e. dozen egg per kg feed) indicated that birds on diet ? (SWM/SBM) performed equally well as those in the control diet. Performance was however significantly (P<0.05) reduced when SWM replaced the protein supplied by SBM in which case about 20% of SWM was employed. There were no significant differences in the albumen height, shell thickness, egg shape index and haugh units of eggs produced. Birds on diet 3 however had the lowest (P<0.05) values of egg weight, egg length, egg breadth and the weights of yolk and albumen, Results of this study showed that shrimp waste-meal at minimal level (4%) can successfully replace fishmeal in a practical layers diet without negatively affecting performance or egg quality of the birds. However, replacing 180g SBM/kg with 201.5g SWM/kg diet had detrimental effect on performance probably because of the high level of SWM that was employed. 


Author(s):  
Arda Yıldırım ◽  
Ergin Öztürk

This study was conducted to determine the effect of cottonseed meal (CSM) incorporated into laying rations in place of soybean meal (SBM) at different ratios on yield traits. The birds began to lay at 6th week, 180 female and 45 male quails were used in laying period experiment. Birds were fed with rations containing 20% CP and 3000 Kcal/kg ME up to 20-week age (Laying period). CSM as a substitute, five different rations of the protein content (0, 30, 58, 86 and 100%) for SBM to basal diets based on corn-soybean meal were used. The results showed that there were no differences in terms of egg yield traits, cumulative feed consumptions and viabilities during the laying period. The highest dry shell rate and shell thickness were obtained from 5th group and 1st group, respectively. As a result, adding CSM instead of SBM in laying period were no significantly differences in terms of egg production and egg quality in laying period.


1963 ◽  
Vol 42 (2) ◽  
pp. 291-293 ◽  
Author(s):  
H.C. Saxena ◽  
L.S. Jensen ◽  
J.V. Spencer ◽  
James McGinnis

2017 ◽  
Vol 39 (3) ◽  
pp. 273
Author(s):  
André Ferreira Silva ◽  
Frank George Guimarães Cruz ◽  
João Paulo Ferreira Rufino ◽  
Waldo Mateus Plácido Miller ◽  
Nathália Siqueira Flor ◽  
...  

 This study aimed to evaluate the increasing levels (0, 1, 2, 3 e 4%) of fish by-product meal in diets for laying hens on performance, egg quality and economic analysis. A total of 160 Dekalb White hens with 52-wk old were distributed in a completely randomized design with five treatments and four replicates of eight birds each. The experiment lasted 84 days divided into four periods of 21 days. Estimates of fish by-product meal levels were determined by polynomial regression. Differences (p < 0.05) were detected for all variables of performance, in egg weight, yolk and albumen percentage, yolk and albumen height, feed cost and production cost, in which the inclusion of fish by-product meal in the diets showed better results. It can be concluded that fish by-product meal can be used in diets for hens as alternative feed, with better results in egg production, feed conversion, egg weight, yolk-albumen ratio and a reduction in feed cost and production cost. 


2007 ◽  
Vol 34 (3) ◽  
pp. 181-185
Author(s):  
J.W. Hong ◽  
S.O. Shin ◽  
J.H. Cho ◽  
Y.J. Chen ◽  
J.S. Yoo ◽  
...  

2021 ◽  
Vol 51 (4) ◽  
pp. 469-476
Author(s):  
X.J. Yi ◽  
A. Rehman ◽  
R.W. Akhtar ◽  
A. Abbas ◽  
K. Hussain ◽  
...  

This study was conducted to appraise the effects on egg quality and production performance of laying hens when drinking water was supplemented with calcium (Ca) and magnesium (Mg). A total of 384 (64-week-old) Hy-line Brown laying hens were assigned at random to four treatments, which consisted of CON: unsupplemented drinking water; T1: drinking water + 2 mg/L Ca + 250 mg/L Mg; T2: drinking water + 4 mg/L Ca + 510 mg/L Mg /10 L; and T3: drinking water + 5 mg/L Ca and 760 mg/L Mg. The experiment lasted six weeks. Water intake increased linearly in week 1 with the rising levels of Ca and Mg in the drinking water. Increasing the Ca and Mg levels improved eggshell strength (week 2 (P =0.01), week 5 (P =0.01), and week 6 (P = 0.03), and eggshell thickness (week 6) (P =0.02) and reduced the rate at which eggs were broken (week 4) (P =0.01). The supplemental Ca and Mg did not affect egg production, egg weight, Haugh unit, albumen height, eggshell colour, and yolk colour compared with CON. Nor did they influence the Haugh unit and albumen height after storing for 1, 5, 10 and 15 days. In conclusion, adding Ca and Mg to the drinking water increased the thickness and strength of the eggshells.


1980 ◽  
Vol 28 (1) ◽  
pp. 29-35
Author(s):  
A.R. El Boushy ◽  
L.G.M. van Gils ◽  
M.C. Papadopoulos

Twenty groups of 36 laying hens in individual cages were fed on one of 5 diets in which the energy:protein ratio was constant. Diets 1 to 5 had crude protein 12.0, 12.9, 14.0, 15.0 and 16.0% and metabolizable energy 8.71, 9.57, 10.27, 11.10 and 11.70 MJ/kg. From 24 to 64 weeks old, egg production of hens given diets 1 to 5 was 71.46, 71.31, 72.51, 71.13 and 69.99%, respectively. Corresponding values of mean egg weight, weekly feed intake and efficiency of feed conversion were 60.51, 60.47, 61.11, 61.02, 61.07 g; 157.16, 147.56, 142.03, 130.37, 126.72 g; 3.674, 3.460, 3.262, 3.031, 3.014 kg feed/kg egg, respectively. (Abstract retrieved from CAB Abstracts by CABI’s permission)


2020 ◽  
Vol 2 (2) ◽  
Author(s):  
Nur Endang Sukarini

The aim of this study was to test the use of carrot juice fermentation with probiotics in rations with different levels on the production performance and quality of egg-laying hens. The material used was Lohman Brown strain of laying hens, 27 weeks old with an average initial body weight of 1.69 kg, as many as 45 birds. The research was conducted with experimental methods and used a Complete Design Acal (CRD). The treatment tested was the use of Carrot Extract Fermentation (FLSW) with probiotic SOC in the feed consisting of T1 = 100% basal ration, T2 = basal ration (97.5%) + FLSW (2.5%): T3 = basal ration ( 95%) + FLSW (5%); T4 = basal ration (92.5%) + FLSW (7.5%); T5 = basal ration (90%) + FLSW (10%). The variables observed were production performance (consumption, egg production (HDA / Hen Day Average), egg weight, egg mass, feed conversion and income over feed cost) and egg quality variables (albumin index, yolk index, Haugh Unit (HU), yolk color, albumin pH, yolk pH). The results of the analysis of variance showed that the use of carrot extract fermentation (FLSW) with different levels had a significant effect on feed consumption (Sig.115) and HDA (Sig.063), yolk index value (Sig.087) and yolk color (Sig. 000). , and not significantly different on feed conversion (Sig. 403), albumin index value (Sig. 522), and Haugh Unit (Sig. 259). The conclusion of the research showed that the use of fermented carrot juice waste (FLSW) in the feed of laying hens had an effect on feed consumption, egg production (Hen Day Averag / HDA), yolk index and yolk brightness (yolk color), but had no effect on conversion. feed, Haugh unit and albumin index value. Key words : probiotics, fermentation, carrot juice waste, production performance, egg quality 


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