CN101822236B - Rearing method for correcting dysplasia of laying hens at growing period - Google Patents
Rearing method for correcting dysplasia of laying hens at growing period Download PDFInfo
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- CN101822236B CN101822236B CN2010101633893A CN201010163389A CN101822236B CN 101822236 B CN101822236 B CN 101822236B CN 2010101633893 A CN2010101633893 A CN 2010101633893A CN 201010163389 A CN201010163389 A CN 201010163389A CN 101822236 B CN101822236 B CN 101822236B
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Abstract
The invention discloses a rearing method for correcting dysplasia of laying hens at a growing period, which deeply studies how to correct the dysplasia of body types of the laying hens caused by rearing deficiency during brooding through compensation feed at the growing period of the laying hens aged 7 to 18 weeks, and further allows the actual body type development index of the laying hens at the end of the growing period to reach the target body type development index as much as possible, and lays the foundation for the laying hens to achieve high yield. Compared with the conventional rearing method, the method has the advantages that: the rates of reaching to the standards of the body weight and the shank length of pullets aged 19 weeks respectively increase by 11.3% and 8.7%, and the uniformity of hen populations increases by 9.2%; the egg production increases by 8.7%, and the mortality rate reduces by 5.7% at the laying period; and the hen raising efficiency increases by 17.6%.
Description
Technical field
The invention belongs to the livestock-raising technology in the agriculture field; Be specifically related to a kind of raising method of correcting dysplasia of laying hens at growing period; Its core is to proofread and correct bad that the finishing period laying hen grows in the production practices through the approach of raising conditioning; Make its build development index that reaches standard, for the laying hen high yield lays the foundation.
Background technology
Research shows: the good and bad basis of laying hen productivity depends primarily on the development degree of build in its in vegetative period.But; In present production practices; Because what the immunity (inventor according to the applicant investigates: the brood time immunity reaches more than 10 time) that laying hens in brooding period (0～6 age in week) is frequent and the feeding environment of non-standardization etc. were produced stress; And generally adopt the conventional method of " physiological stage raisings " that is changed to the basis with " age in days ": promptly 0～6 age in week chicken hello chicken feed; Change ages in 7 weeks feed trophic level lower breed the chicken feed, the development degree adjustment daily ration of the build index that has no basis, its result chicken build depauperation that often causes brooding.Show according to research: just because of the ubiquitous depauperation of chicken build and the cascading effect of brooding to breeding the hypogenetic problem of chicken build; Become the one of the main reasons that present obstruction China laying hen level of production reaches a new level; This shows; How to make laying hen obtain good compensation and correction, have important practice significance improving its level of production at the build of finishing period through feeder pathway.
Summary of the invention
The build depauperation problem that causes to the raising shortcoming of traditional laying hens in brooding period (0～6 week age); The objective of the invention is to; A kind of raising new method of correcting dysplasia of laying hens at growing period is provided; This method has been furtherd investigate and how has been proofreaied and correct through the compensation feed of laying hen finishing period (7～18 age in week) because that the laying hen build that the raising shortcoming of brood time causes is grown is bad; And then make laying hen reach target build index as far as possible breeding actual build development index of the end of term, for laying hen realizes that high yield lays the foundation.
In order to realize above-mentioned task, the present invention adopts following technical solution:
A kind of raising method of correcting dysplasia of laying hens at growing period; It is characterized in that; This method is according to the principle of its productivity of build development degree decision of laying hen; Adopt emphasis to proofread and correct the build index in phase feed and two kinds of finishing period feed regulation and control laying hens in brooding end of term of auxiliary correction phase feed at the laying hen finishing period; The dietary digestibility of energy level of finishing period feed is that 2800 kilocalories/kg～2850 kilocalorie/kg, protein level are 16.0%～19.0%, and emphasis is proofreaied and correct the laying hen that the phase feed was used for for 7～12 ages in week, and auxiliary correction phase feed is used for the laying hen in 9～18 ages in week; Wherein:
It is graininess that emphasis is proofreaied and correct the phase feed, and its raw material weight and percentage thereof are: corn: 59.2%～62.6%, and dregs of beans: 17%～19%, rapeseed dregs: 4%～6%; Corn protein powder: 5.4%～6.8%, fish meal: 1%～3%, wheat bran: 0.5%～3%; Vegetable oil: 1.5%～2.3%; Garlic powder: 0.3%～0.5%, methionine: 0.1%～0.2%, lysine: 0.08%～0.12%; Egg chick mineral, compound vitamin additive: 4%～6%, the percentage sum of above-mentioned raw materials is 100%;
Auxiliary correction phase feed is graininess or powdery, and its raw material weight and percentage thereof are: corn: 60.0%～70.0%, and dregs of beans: 5%～12%, rapeseed dregs: 2.0%～6.0%; The cottonseed dregs of rice: 2.0%～6.0%, dusty yeast: 1%～3.0%, fish meal: 0.50%～3.0%; Wheat bran: 8.0%～9.0%; Garlic powder: 0.2%～0.4%, methionine: 0.05%～0.15%, lysine: 0.08%～0.12%; Egg chick mineral, compound vitamin additive: 2.0%～3.0%, the percentage sum of above-mentioned raw materials is 100%;
The finishing period feed is used in such a way:
1) if the end of term laying hen colony average somatotype index of brooding differs in-5% scope with the standard of raising kind, finishing period feed applications program is: priority application correction in 7～8 ages in week phase feed, use auxiliary correction phase feed 9～18 ages in week;
2) if the end of term laying hen colony average somatotype index of brooding differs in-6%～-10% scope with the standard of raising kind, finishing period feed applications program is: priority application correction in 7～9 ages in week phase feed, use auxiliary correction phase feed 10～18 ages in week;
3) surpass-10% scope if the end of term laying hen colony average somatotype index of brooding differs with the standard of raising kind, finishing period feed applications program is: priority application correction in 7～10 ages in week phase feed, use auxiliary correction phase feed 11～18 ages in week;
4) finishing period detects chicken colony type index 1 time weekly, and detection chicken number accounts for 5% of colony's sum, and minimum is 100, wherein limits index with shin length as first before 10 ages in week, and limit index with body weight as second 10 ages in week later on.
The basic principle that above-mentioned emphasis is proofreaied and correct phase feed and auxiliary correction phase feed applications is: effectively be used according to actual build developmental state of the laying hens in brooding end of term (6 age in week):
Proofread and correct in the use of phase feed and auxiliary correction phase feed at above-mentioned emphasis; Emphasis is proofreaied and correct the phase feed, and whether to be replaced by the scientific basis of auxiliary correction phase feed be that whether to reach the standard of raising kind with the average somatotype index that detects the chicken crowd be basic principle: if reach standard, then need to change; Use emphasis correction phase feed to reach standard otherwise can continue to prolong, breed the chicken time limit 12 ages in week but must not surpass at the latest up to chicken group mean build index.
The present invention is to be the raising method of main compensation correction dysplasia of laying hens at growing period with nutrition recuperating; Compare with conventional raising method: the compliance rate of breeding chicken body weight in 19 age in week, shin length improves 11.3% and 8.7% respectively; The chicken colony uniformity improves 9.2%; Egg production improves 8.7%, laying period lethality reduction by 5.7%, and the benefit of raising chickens improves 17.6%.
Embodiment
Embodiment and experiment below in conjunction with the inventor provides are done further detailed description to the present invention.
Technical thought of the present invention is: be directed against laying hen in the ubiquitous build depauperation of brood time problem; Growing the decision productivity with build is foundation; Find out the finishing period laying hen to the maximum build index of egg laying performance decision degree; Through the feeding and management method of laying hen finishing period compensation correction, select suitable feed and supporting feeding and management technology for use, make the build index of optimization obtain maximum growth.
1, the optimum build index of research laying hen finishing period decision productivity
Select healthy Luo Man (brown) commodity of 42 ages in days of 25 scales more than 2000 for layer breeding field (specialist); Breed layer chicken according to unified feeding and management scheme raising of formulating; Every group of chickens select the quantity of 5% (more than 100) at random; Between the length of times in laying hen 7～20 week; Body weight and the shin of distinguishing every group of selected individualities of chicken of weighing weekly are long, and add up indexs such as every group of chickens egg number 72 every day in age week, egg size, feed consumption rate, death toll respectively, analyze the correlation of body weight in age in different week of finishing period laying hen, shin length and the uniformity and its economic characters index.
The result shows: at the laying hen finishing period, the build index in 7～10 ages in week is compared with the build index in 11～20 ages in week, and is bigger to the decision degree of its egg laying performance, wherein 8 age in week body weight and the decision effect of shin bone length maximum.
Set up on this basis egg laying performance determination coefficient maximum optimization build index and the relevant dynamic model of laying hen egg yield (Y):
Y1=-132.752+0.211X1+0.031X2 (X1:8 body weight in age in week; X2:8 shin in age in week is long; R2=0.757; P＜0.001).
2, research laying hen finishing period compensation correction is optimized the maximum feed preparation of growing of build index
The test of laying hen finishing period feed formula divides two stages to carry out: breed chicken 7～10 ages in week; Breed chicken 11～18 ages in week.
1) breed the emphasis correction phase feed screening that chicken compensation optimizing build index is grown 7～10 ages in week:
Select 4800 the 6 blue commodity in sea in age in week for laying hen; Be divided into 18 groups at random; Every group 3 is repeated; 100 chickens of every repetition according to 3 * 3 factors designs totally 18 test combinations, wherein are divided into 3 groups by laying hen build index development degree: colony's average somatotype index differs in-5% scope with the standard of raising kind, differ from-6%～-10%, differ and surpass-10%; 3 of fodder energy levels: 2900 kilocalories/kg, 2850 kilocalories/kg and 2800 kilocalories/kg; 3 of feed thick protein levels: 18.5%, 19%, 19.5%.Other trophic level of feed are pressed the national sector standard preparation.
Test shows, compares with the standard figure index of raising kind, and using energy is that 2850 kilocalories/kg, crude protein are 19% emphasis correction phase feed raising, and its compensation correction is bred the hypogenetic best results of chicken build.
Weight and percentage thereof that its emphasis is proofreaied and correct the phase feed consist of: corn: 59.2%～62.6%, and dregs of beans: 17%～19%, rapeseed dregs: 4%～6%; Corn protein powder: 5.4%～6.8%, fish meal: 1%～3%, wheat bran: 0.5%～3%; Vegetable oil: 1.5%～2.3%; Garlic powder: 0.3%～0.5%, methionine: 0.1%～0.2%, lysine: 0.08%～0.12%; Egg chick mineral, compound vitamin additive: 4%～6%, the percentage sum of above-mentioned raw materials is 100%;
The inventor provides the prescription that some concrete emphasis are proofreaied and correct the phase feed, and these prescriptions are preferable instances, the invention is not restricted to these examples.
Prescription 1 (percentage by weight): corn: 61.5%; Dregs of beans: 17.4%; Rapeseed dregs: 4.6%; Corn protein powder: 5.4%; Fish meal: 1.5%; Wheat bran: 2.29%; Vegetable oil: 1.8%; Garlic powder: 0.3%; Methionine: 0.11%; Lysine: 0.1%; Egg chick mineral, compound vitamin additive: 5%.
Prescription 2 (percentage by weights): corn: 59.2%; Dregs of beans: 18.5%; Rapeseed dregs: 4%; Corn protein powder: 6.8%; Fish meal: 2.0%; Wheat bran: 2.5%; Vegetable oil: 2.3%; Garlic powder: 0.43%; Methionine: 0.15%; Lysine: 0.12%; Egg chick mineral, compound vitamin additive: 4%.
Methionine in the above-mentioned prescription, lysine are all selected the commercially available prod.
Above-mentioned egg chick mineral, compound vitamin additive adopt the commercially available prod, wherein contain Ca, P, salt, vitamin and the trace element of GB regulation.
Above-mentioned vegetable oil is selected soybean oil, rapeseed oil or vegetable oil well known in the art.
2) breed the auxiliary correction phase feed screening of chicken compensation optimizing build index growth 11～18 weeks ages: select 4800 10 age in week laying hen be divided into 18 groups; Every group 3 is repeated; 100 chickens of every repetition; According to 3 * 3 factors designs totally 18 test combinations, wherein be divided into 3 groups by laying hen build index development degree: colony's average somatotype index differs in-5% scope with the standard of raising kind, differ from-6%～-10%, differ and surpass-10%; 3 of fodder energy levels: 2850,2800,2750 kilocalories/kg; 3 of feed thick protein levels: 16.5%, 16%, 15.5%.Other trophic level of feed are by the GB preparation.Test shows, with standard figure relatively, it is best that fodder energy is that 2800 kilocalories/kg, crude protein are that 16% auxiliary correction phase feed compensation correction is bred the feeding effect that the chicken build grows.
The inventor provides the prescription of some concrete auxiliary correction phase feeds, and these prescriptions are preferable instances, the invention is not restricted to these examples.
Prescription 1 (percentage by weight): corn: 68.0%; Dregs of beans: 9.4%; Rapeseed dregs: 3.1%; The cottonseed dregs of rice: 3%; Dusty yeast: 3%; Fish meal: 1.0%; Wheat bran: 9%; Garlic powder: 0.3%; Methionine: 0.1%; Lysine: 0.1%; Egg chick mineral, compound vitamin additive: 3%.
Prescription 2 (percentage by weights): corn: 60.0%; Dregs of beans: 12%; Rapeseed dregs: 6.0%; The cottonseed dregs of rice: 6.0%; Dusty yeast: 2%; Fish meal: 2.5%; Wheat bran: 8%; Garlic powder: 0.3%; Methionine: 0.08%; Lysine: 0.12%; Egg chick mineral, compound vitamin additive: 3%.
Methionine in the above-mentioned prescription, lysine are all selected the commercially available prod.
Above-mentioned egg chick mineral, compound vitamin additive adopt the commercially available prod, wherein contain Ca, P, salt, vitamin and the trace element of GB regulation.
Above-mentioned vegetable oil is selected soybean oil, rapeseed oil or vegetable oil well known in the art.
3, the research compensation correction is bred the hypogenetic raising method of chicken build
Use above-mentioned preferred auxiliary correction phase feed and auxiliary correction phase feed, breed the chicken comparative trial, confirmed to guarantee the feeding manner of the maximum compensatory growth of laying hen finishing period optimization build index through 8 24000 of accumulative total chicken crowd scales:
1) if (6 age in week) the laying hen colony average somatotype index of brooding the end of term differs in-5% scope with the standard of raising kind; Finishing period daily ration application program is: finishing period feed applications program is: priority application correction in 7～8 ages in week phase feed, use auxiliary correction phase feed 9～18 ages in week;
2) if differ in-6%～-10% scope, finishing period daily ration application program is: finishing period feed applications program is: priority application correction in 7～9 ages in week phase feed, use auxiliary correction phase feed 10～18 ages in week;
3) if differ above-10% scope, finishing period daily ration application program is: finishing period feed applications program is: priority application correction in 7～10 ages in week phase feeds, and use and assist correction phase feed 11～18 age in week;
4) proofread and correct in the use of phase feed and auxiliary correction phase feed at above-mentioned emphasis; Emphasis is proofreaied and correct the phase feed, and whether to be replaced by the scientific basis of auxiliary correction phase feed be that whether to reach the standard of raising kind with the average somatotype index that detects the chicken crowd be basic principle: if reach standard, then need to change; Use emphasis correction phase feed to reach standard otherwise can continue to prolong, breed the chicken time limit 12 ages in week but must not surpass at the latest up to chicken group mean build index.
The build index detects: the breed type index to raise is a standard; Finishing period detects chicken colony type index 1 time weekly; Detect the chicken number and account for 5% of colony's sum; But minimum is 100, and wherein as the first restriction index, limit index with body weight as second 10 ages in week later on shin long (particularly 8 age in week shin long) before 10 ages in week.
Need to prove that it must be graininess that emphasis is proofreaied and correct the phase feed, and auxiliary correction phase feed can be a graininess, also can be powdery.
At the laying hen finishing period, the raising method that the present invention does not relate to is undertaken by conventional feeding and management way.
5) effect: breed 6 repeated tests of chicken according to more than 22000 of applicant's accumulative total; The feeding effect of the present invention and conventional raising method compares: the compliance rate of breeding chicken body weight in 19 age in week, shin length improves 11.3% and 8.7% respectively; The chicken colony uniformity improves 9.2%; Egg production improves 8.7%, laying period lethality reduction by 5.7%, and the benefit of raising chickens improves 17.6%.
Claims (4)
1. the raising method of a correcting dysplasia of laying hens at growing period; It is characterized in that this method adopts emphasis correction phase feed and auxiliary correction phase feed as laying hen finishing period feed at the laying hen finishing period, the build index in the regulation and control laying hens in brooding end of term; Laying hen finishing period fodder energy level is 2800 kilocalories/kg～2850 kilocalorie/kg; Protein level is 16.0%～19.0%, emphasis proofread and correct the phase feed be used for 7～12 age in week layer diets, auxiliary correction phase feed is used for the layer diets in 9～18 ages in week; Wherein:
It is graininess that emphasis is proofreaied and correct the phase feed, and the percentage by weight of its raw material is: corn: 59.2%～62.6%, and dregs of beans: 17%～19%, rapeseed dregs: 4%～6%; Corn protein powder: 5.4%～6.8%, fish meal: 1%～3%, wheat bran: 0.5%～3%; Vegetable oil: 1.5%～2.3%; Garlic powder: 0.3%～0.5%, methionine: 0.1%～0.2%, lysine: 0.08%～0.12%; Egg chick mineral, compound vitamin additive: 4%～6%, the percentage sum of above-mentioned raw materials is 100%;
Auxiliary correction phase feed is graininess or powdery, and the percentage by weight of its raw material is: corn: 60.0%～70.0%, and dregs of beans: 5%～12%, rapeseed dregs: 2.0%～6.0%; The cottonseed dregs of rice: 2.0%～6.0%, dusty yeast: 1%～3.0%, fish meal: 0.50%～3.0%; Wheat bran: 8.0%～9.0%; Garlic powder: 0.2%～0.4%, methionine: 0.05%～0.15%, lysine: 0.08%～0.12%; Egg chick mineral, compound vitamin additive: 2.0%～3.0%, the percentage sum of above-mentioned raw materials is 100%;
The finishing period feed is used in such a way:
1) if the end of term laying hen colony average somatotype index of brooding differs in-5% scope with the standard of raising kind, finishing period feed applications program is: priority application correction in 7～8 ages in week phase feed, use auxiliary correction phase feed 9～18 ages in week;
2) if the end of term laying hen colony average somatotype index of brooding differs in-6%～-10% scope with the standard of raising kind, then finishing period feed applications program is: priority application correction in 7～9 ages in week phase feed, use auxiliary correction phase feed 10～18 ages in week;
3) surpass-10% scope if the end of term laying hen colony average somatotype index of brooding differs with the standard of raising kind, then finishing period feed applications program is: priority application correction in 7～10 ages in week phase feed, use auxiliary correction phase feed 1118 ages in week;
4) finishing period detects chicken colony type index 1 time weekly, and detection chicken number accounts for 5% of colony's sum, and minimum is 100, wherein limits index with shin length as first before 10 ages in week, and limit index with body weight as second 10 ages in week later on.
2. the method for claim 1 is characterized in that, it is graininess that described emphasis is proofreaied and correct the phase feed, and described auxiliary correction phase feed is graininess or powdery, and the percentage by weight prescription of its raw material is respectively:
Emphasis is proofreaied and correct the phase feed: corn: 61.5%, and dregs of beans: 17.4%, rapeseed dregs: 4.6%; Corn protein powder: 5.4%, fish meal: 1.5%, wheat bran: 2.29%; Vegetable oil: 1.8%, garlic powder: 0.3%, methionine: 0.11%; Lysine: 0.1%, egg chick mineral, compound vitamin additive: 5.0%;
Auxiliary correction phase feed: corn: 68.0%, dregs of beans: 9.4%, rapeseed dregs: 3.1%; The cottonseed dregs of rice: 3.0%, dusty yeast: 3.0%, fish meal: 1.0%, wheat bran: 9.0%, garlic powder: 0.3%, methionine: 0.1%, lysine: 0.1%, egg chick mineral, compound vitamin additive: 3.0%.
3. according to claim 1 or claim 2 method, it is characterized in that: described vegetable oil is selected vegetable oil well known in the art.
4. method as claimed in claim 3 is characterized in that: described known vegetable oil is soybean oil or rapeseed oil.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010101633893A CN101822236B (en) | 2010-04-30 | 2010-04-30 | Rearing method for correcting dysplasia of laying hens at growing period |
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| CN2010101633893A CN101822236B (en) | 2010-04-30 | 2010-04-30 | Rearing method for correcting dysplasia of laying hens at growing period |
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| CN101822236B true CN101822236B (en) | 2012-02-01 |
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| CN102696929A (en) * | 2012-06-27 | 2012-10-03 | 郑州禾丰牧业有限公司 | Feed for laying hens in brooding period |
| CN102870965A (en) * | 2012-10-16 | 2013-01-16 | 青岛田瑞生态科技有限公司 | Chinese medicinal feed, and making and using methods thereof |
| CN102870741A (en) * | 2012-10-30 | 2013-01-16 | 肥西老母鸡农牧科技有限公司 | Culture method for culturing chicken with basically consistent weight |
| CN108703109B (en) * | 2018-05-10 | 2021-07-13 | 石家庄科为先饲料技术有限公司 | Method for maintaining high yield of laying hens |
| CN111838072A (en) * | 2020-08-12 | 2020-10-30 | 四平市和农牧业有限公司 | Two-card breeding method for improving laying hen production performance |
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| CN101642077B (en) * | 2009-06-22 | 2011-11-09 | 西北农林科技大学 | Novel method for feeding egg newborn chick with high efficiency |
| CN101606635B (en) * | 2009-06-22 | 2011-10-26 | 西北农林科技大学 | Feed specially used for feeding pink shell layer chicken in laying period |
| CN101606582B (en) * | 2009-06-22 | 2012-02-01 | 西北农林科技大学 | Feed additive for producing health-care eggs rich in n-3 series polyunsaturated fatty acid ingredient |
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