Impact of Hatching Egg Disinfection on Hatching Characteristics and Chick Embryos

Author(s):  
Gamal M. Bekhet

Four thousand two hundred hatching eggs were obtained from Bandarah chicken to evaluate the effect of chemical and natural egg disinfectants and fumigation on egg weight loss, embryonic mortality, hatchability, hatch time, chick weight and chick weight loss. Three incubation trials were done; each one contained 1400 hatched eggs and divided into fourteen treatments (100 eggs per each). First treatment (T1) was used as control without any treatment, eggs of second treatment (T2) were dipped in water and third treatment in alcohol, whereas T4, T5, T6, T7 treated egg groups were dipped in chemical disinfectant (sodium chloride, betadine, hydrogen peroxide, virkon S). Egg of T9, T10, T11, T12, T13 and T14 groups were dipped in natural disinfectants (oregano, cumin 02 and 04 % and oregano+ cumin01 and 02), respectively. The thickest eggshell (031mm) was recorded for betadine group in infertile eggs compared with those for formaldehyde fumigation and oregano+cumin 01% oregano+cumin 01% group (035mm) compared with all other treatment groups. Formaldehyde fumigation recorded the worst and highest significant percentage of embryonic mortality (1795%). Highest significant percentages for hatchability of fertile egg were recorded in egg groups with oregano 02 and 04% (9687 and 9576%), cumin 02 and 04 % (9551and 9715%) and oregano+cumin01 and 02% (9619 and 9615%), respectively.

2005 ◽  
Vol 48 (5) ◽  
pp. 518-526
Author(s):  
I. Seker ◽  
S. Kul ◽  
M. Bayraktar

Abstract. This study was undertaken to determine the effects of storage period and egg weight of hatching eggs of Japanese quails on fertility, hatchability results. Eggs were obtained 150 females quails, all at 15 weeks of age. A total of 1942 hatching eggs were separated into 3 groups as light-weight (9.50-10.50 g), medium-weight (10.51-11.50 g), and heavy-weight (11.51-12.50 g). Based on storage period, eggs were divided into 5 groups as group 1 (0-3 days), group 2 (4-6 days), group 3 (7-9 days), group 4 (10-12 days), and group 5 (13-15 days). The influence of storage period on hatchability of fertile eggs and early, middle, and late period embryonic mortality rates was found significant (P<0.01). The effect of egg weight on fertility rate, hatchability of fertile eggs and early embryonic mortality was significant (P<0.05, P<0.01). The significant differences between storage period groups were observed in hatchability of fertile eggs. The differences between egg weight groups for fertility rate, hatchability of fertile eggs and early embryonic mortality was significantly higher in light weight group than the other egg weight groups. Results of this study concluded that a 12 day pre-incubation storage of hatching eggs of Japanese quails did not appreciably affect hatching parameters. Use of medium or heavy weight eggs for hatching may reduce early embryonic mortality rate.


2016 ◽  
Vol 16 (1) ◽  
pp. 235-243 ◽  
Author(s):  
Sebastian Nowaczewski ◽  
Mateusz Babuszkiewicz ◽  
Sebastian Kaczmarek

AbstractThe aim of the study was to analyze eggshell temperature, embryo viability, and hatchability parameters of broiler breeders at different ages (26-30, 31-35, 36-40, 41-45, and 46-64 weeks). A total of 33,150 eggs from Ross 308 broiler breeders collected from commercial flocks were used to analyze the following: egg weight and egg weight loss during 18 days of incubation; eggshell temperature controlled on days 3, 14, and 18 of incubation; number of infertile eggs including eggs with dead embryos at early stages of development, that is, in the oviduct or after oviposition; the total percentage of embryonic mortality and the percentage of embryonic mortality at different times of incubation; unhatched, dead after hatching, and culled chicks as well as hatchability percentage from fertilized eggs. The hatchability results of Ross 308 broiler breeders were high from the beginning of reproductive season till the 40th week. However, the study failed to reveal any relationships between hatchability and the egg weight, average temperature of the shell, and egg weight loss during incubation period. The oldest hens, over 45 weeks of age, had the highest mortality of chicks and the greatest share of unhatched chicks.


Author(s):  
Marinko VEKIĆ ◽  
Mirjana MITRAKOVIĆ ◽  
Đorđe SAVIĆ

The aim of study was to examine the values of the incubation parameters(weight loss, fertilization, hatchability of placed and fertilized eggs, total, early,middle and late embryonic mortality) of eggs of different weights in brolier hybridCobb 500. In total, 600 eggs were divided into four equal groups (n = 150 each)according to their weight: 57.5-62.5 g (S); 62.6-67.5 g (M); 67.6-72.5 g (L) and 72.6-77.50 g (XL). Values of incubation parameters were determined and statisticallyprocessed by standard methods. The weight of eggs significantly influenced the lossof egg weight during incubation (p<0.05), with this loss being higher in smaller eggs(group S 11.10% and group M 11.40%) compared to larger eggs (group L 10.42%and group XL 10.31%). Hatchability of all eggs in groups S, M, L and XL was 76.0;75.3; 78.7 and 66.0%, respectively, and for fertilized it was 82.0; 81.3; 82.5 and71.7%, respectively, with no significant difference (p>0.05). The weight of eggs didnot significantly affected the difference in embryo mortality values, although in theXL egg group a higher value of total, early and late mortality was found, comparedto other groups. The results of this study indicate lower hatchability and highermortality of embryos in eggs of extremely large weight, compared to other groups,which indicates that special attention should be given to the selection of hatchingeggs in terms of their weight.


Author(s):  
Mahdi S. Mohammad ◽  
Basil M. Ibrahim

A total of 1800 broiler breeder , Ross 308 at 47 wks old ,  hatching eggs .Were used in the present study . Eggs were randomly distributed into 12 experimental treatments ,150 eggs pretreatment groups . The treatment groups were as follows : T1 treatment without pre-incubation + 4 days eggs storage period T2 treatment without pre-incubation + 8 days eggs storage period T3 treatment without pre-incubation + 12 days eggs storage period T4 treatment 4 hours  pre-incubation + 4 days eggs storage period T5 treatment 4 hours  pre-incubation + 8 days eggs storage period T6 treatment 4 hours  pre-incubation + 12 days eggs storage period T7 treatment 8 hours  pre-incubation + 4 days eggs storage period T8 treatment 8 hours  pre-incubation + 8 days eggs storage period T9 treatment 8 hours  pre-incubation + 12 days eggs storage period T10 treatment 12 hours  pre-incubation + 4 days eggs storage period. T11 treatment 12 hours  pre-incubation +8 days eggs storage period T12 treatment 12 hours  pre-incubation + 12 days eggs storage period. Experimental parameters measured included : Fertility , hatchability percentage  from the total incubated eggs and from fertile eggs , hatching chicks length , weekly embryonic mortality ,piped eggs and quality evaluation of navel for hatching chicks . The results of this study showed a significant increase (P <0.05) in the rate of early embryonic mortality of the treatment which was pre- incubated for 8 hours and stored for 12 days compared to the treatment that was unpre-incubated and stored for 4 days, medium embryonic mortality  increased to a treatment which was pre-incubated for 8 hours and stored for 12 days compared to the treatment that was  pre-incubated for 8 hours and was stored for 4 days , the rate of piped eggs was significantly (P<0.05) increased to the treatment 4 hours pre-incubated  x 12 days storage compared to most others treatments. The percentage of hatched chicks its have the navel type A significantly (P<0.05)  increased for the treatment 4 hours × 4 days compared to the treatment 12 hour × 12 days , while significantly (P<0.05) decrease the percentage of  hatched chicks type  navel  B for treatment 0 hour × 4 days compared to the treatment 12 hour × 12 days , either quality type C It has significantly (P<0.05)  decreased for both treatments 4 hour ×4 days and 4 hour ×8 days compared to the treatment 12 hour × 12 days


2020 ◽  
Vol 5 (1) ◽  
pp. 35-39
Author(s):  
J. Junaedi ◽  
H. Husnaeni

This study aims to determine the correlation between hatching egg weight with egg weight loss and DOC weight of Bangkok male crossbreed chickens with Pelung broodstock. This research uses a unit of automatic digital hatching machines (temperature regulation and automatic turning). The research material is Bangkok rooster chicken, amounting to two tails and four Pelung broilers. The chicken is crossed, and then the eggs are collected to be hatched eggs. This study uses digital camera tools, digital scales, and calculators. The coded eggs are hatched for 21 days. The parameters measured in this study were: Hatching egg weight (grams), egg weight of day 18th hatching, egg weight loss (%) / egg shrinkage, DOC weight, the correlation value between the weight of hatching eggs with egg weight loss, the correlation value between the weight of hatching eggs with the weight of DOC. Data analysis using correlation. The results obtained were the average hatching egg weight of 45.91 ± 3.75 grams, the average of hatching eggs on the 18th day 41.13 ± 3.43 grams, egg weight loss 10.40 ± 0.56%, weight DOC 35.36 ± 3.33 grams, correlation of hatching egg weight to DOC0.98 weight, hatching egg correlation with egg weight loss -0.25. Based on the results of the study,  it can be concluded that the characteristics of Bangkok crossbreed hatching eggs with Pelung brooders are in the normal range.  The correlation of hatching egg weight with very high DOC weight and positively correlated, correlation of hatching egg weight with low egg weight loss and negatively correlated.


2020 ◽  
Vol 45 (1) ◽  
pp. 18-25 ◽  
Author(s):  
A. K. Olutunmogun ◽  
A. U. Umar ◽  
E. O. Adejoh-Ubani ◽  
B. I. Nwagu ◽  
I. A. Adeyinka ◽  
...  

The study was conducted with the objective of evaluating the effect of egg size (small, medium and large) and lines on egg and hatch weight, fertility, hatchability, embryonic mortality and infertile eggs of broiler breeders under selection. A total of 120 broiler chicks were hatched from three different egg sizes (40 chicks per egg size as indicated) from breeder parents at 40 weeks of age. The broiler breeders were mated in a ratio of 1:6. Data obtained were subjected to analysis of variance in a complete randomized design. The result showed that significant (p<0.05) egg weight loss in incubator were recorded with the large egg size group having the minimum loss of 10.85%. The hatch weight was significant (p<0.05) and increased from the small to the large (36.24, 36.73 and 40.22g) egg size group. Line had significant effect (p<0.05) only on the medium egg size: egg weight (sire = 57.50g; dam = 55.00g) and hatch weights (sire = 39.71g; dam = 36.10g). The fertility (94.02, 93.01 and 78.01%), hatchability (87.42, 88.20 and 62.41%) and embryonic mortality (6.58, 9.80 and 15.6%) had significant (p<0.05) differences with the small egg size group performing better excluding the average egg weight, which was then followed closely by medium egg size group. It can be concluded that for higher hatch weight target, the large egg size should be selected but for the purpose of better fertility and hatchability, the medium and small egg sizes should be selected.  


2009 ◽  
Vol 88 (12) ◽  
pp. 2712-2717 ◽  
Author(s):  
A.H. Zakaria ◽  
P.W. Plumstead ◽  
H. Romero-Sanchez ◽  
N. Leksrisompong ◽  
J. Brake
Keyword(s):  

Author(s):  
Erol Aşcı ◽  
İsmail Durmuş

In this study, the effects of egg shape index on hatching characteristics (fertility rate, embryo mortality, hatchability of fertile eggs and hatchability), egg weight loss, chick weight, sex ratio and quality of chicks were investigated. A total of 960 eggs of ATAK- S hybrid parents obtained from Ankara Poultry Research Station were divided into three different groups (SI≤71, 72≤SI≤76, SI≤77) based on shape index and were used. A significant relationship between fertility rate and late embryonic mortality was found in the shape index groups. On the other hand, no differences were found in the rate of weight loss at 18 day, early and middle embryonic mortality, malposition rate, hatchability, sex ratio and chick quality among the shape index groups. It was concluded that shape index affected the hatching results and also that eggs of abnormal shape index should not be used for hatching.


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