CN107711715A - A kind of method for breeding of laying hen - Google Patents

Abstract

The invention discloses a kind of method for breeding of laying hen, by laying hen：Chick, into chicken, the raising of laying hen three phases, any Chinese herbal medicine is not added in feed in feeding process in hormone, by the light application time for adjusting hen house humiture and chicken, periodically laying hen is carried out checking the prevention and control with epidemic situation to improve the survival rate of laying hen in different phase, laying hen survival rate height is raised by the method for the present invention, the egg nutrient material of high egg production, safety and production is higher than the egg that common breeding way is produced.

Description

A kind of method for breeding of laying hen

Technical field

The present invention relates to livestock culturing technical field, and in particular to a kind of method for breeding of laying hen.

Background technology

Chicken and egg are the daily necessities of the people, and poultry husbandry occupies critical role in whole national economy, but In recent years, as the increase of decentralized household, problem are also continuously increased, laying period forage compounding is unreasonable, and death and culling rate is high, peak period Short, decreased later speed is fast；Brood time blindly uses medicine with, abuse of antibiotics, causes to contain antibiotic in chicken and egg, quality is not It is good；Not strong to the resolving power of commercial feed, the nutrition that feed provides is unbalanced；The chicken group incidence of disease is also with increase, chicken mass-sending disease Afterwards, most of decentralized household all can not give symptomatic treatment in the first disease time, larger so as to cause to lose, and lead in the prior art Frequently with the feed formed to laying hen feeding by prepared from traditional Chinese medicines, the compatibility of Chinese herbal medicine is incorrect or ratio is improper often drops The speed of growth and laying rate of low yield laying hen.

The content of the invention

A kind of method for breeding of laying hen of the present invention, specifically includes following steps：

（1）Preparation before brooding：

1. select improved seeds chicken；

2. cleaning hen house, young cage is rebuild, repairs door and window, rodent prevention equipment is installed, wall ground is rinsed, gets all the hopper, tank ready, and Clean up；

3. connecing young the previous day, to house heating of brooding, temperature in house is reached 35 DEG C, prepare cold water, food feed is opened, if brooding Indoor formaldehyde is also very dazzling, can brood house in place carbon ammonia or with ammonia spraying with；

（2）Brood the raising of chicken：

1. 1 age in days：

A. horse Garrick vaccine, every 0.2 milliliter of chicken are injected in hatchery；

B. temperature will keep 35-36 DEG C, and humid control is 70%；

C. immediately begin to drink water after chick is transported back, opening treasured be preferably added in drinking-water and ties up him, while be used cooperatively enteron aisle medicine, It is used in conjunction 4-5 days；

D. 60W bulbs, illumination in 24 hours are used；

2. 2-3 ages in days：

A. illumination 23 hours, humidity 65%;

3. 4-7 ages in days：

A. temperature in giving up of brooding is reduced to 33 DEG C, and humidity is maintained at 65%;

B. illumination is successively decreased 0.5 small daily；

4. 8-14 ages in days:

A. house temperature of brooding is reduced to 32 DEG C；

B. illumination control was by 21 hours；

C. the beak that breaks is carried out in 7-9 ages in days, upper beak disconnected 1/3, for prevention stress, 2-3 days before and after the beak that breaks, dimension life is added in feed Plain K3 and vitamin C, gold is added in drinking-water and ties up him；

5. 15-28 ages in days:

A. house temperature of brooding is reduced to 30 DEG C -28 DEG C, and illumination was controlled by 20 hours；

6. 29-42 ages in days:

A. house temperature of brooding drops to 25 DEG C, when running into the attack of storm cold current, properly increases 1-2 DEG C, and in drinking-water plus mend more Taste builds that stomach dissipates, tonifying middle-Jiao and Qi dissipates, material sugar is precious；

B. strengthen ventilation, expand raising area；

C. the chicken group state of mind and excrement situation are observed, is periodically controlled with blood cell speed or the spirit of appropriate ball prevents global-worm illness；

（3）The raising of Growing Chicken：

1. the nutritional need of Growing Chicken；

2. controlled feeding；

3. the raising of Growing Chicken:

A. illumination：The daily light application time of Growing Chicken was gradually shortened by 9 hours by 10 hours, was maintained later by 8 hours to 16 week old；

B. break beak：The disconnected beak of chick is performed in brood time；Disconnected beak is in 6-9 ages in days, in the finally progress of 18-20 week old once, leakage detection Fill a vacancy；

C. weigh management：The chick Body Mass Index with reference to as defined in brooding, takes a sample test weekly 5%-10% at random, checks feeding management effect Fruit, a group chicken have 85% individual in Body Mass Index, then it is assumed that the chicken group is normal；If less than 85%, strengthen nutrition, chicken is averaged body Weight reaches requirement body weight as early as possible；If being above standard body weight, feeding is suitably limited；

D. sexal maturity is controlled：Selected during 7 week old and superseded emphasis is transferred to incubation house in house of brooding, turned by being bred as house during 18 week old The house that enters to lay eggs is carried out, and selects and remain the chicken of growth normally, without deformity；It is required that 120 ages in days open production, the life to laying cycle of laying hens too late too early Production performance all has an impact, and to be controlled by feed nutrition and light application time；

E. antenatal management is opened：Weighed in 18 week old, if body weight reaches standard weight, illumination in 30 minutes should be increased weekly Untill time reaches 16 hours, laying rate reaches 50%, changes high-yield egg chicken material；

F. group is turned；Turn group be fowl raising management during an important ring, to accomplish it is following some：

A. group is turned on time：6-7 week old is transferred to incubation house, and laying house is transferred to 18 week old；

B. cut off the water 2-4 hours before turning group, nation is added in front and rear 3 days drinking-water and dimension stilbene is precious, admix that to put to death ball peaceful in material, preventing stress be with Global-worm illness；

C. organization and administration are carried out, eliminate unqualified laying hen；

（4）The raising of laying hen：

1. just term, the method for breeding of 21-32 weeks：This stage is the critical period of layer breeding, due to the non-production of most of laying hen Egg-shaped state, the state of laying eggs is transferred to suddenly, hormone in vivo secretion is unstable, and resistance declines, and often occurs producing lopsided egg, band blood egg Deng, and if feed management is improper, can also frequent die by visitation of God, therefore to mend drinking-water one using positive nation speed every 10-15 days It is secondary；

2. high term, the method for breeding of 32-52 week old：This stage is to raise laying hen most effective period, this Phase-feeding Key includes 3 aspects：Promote high yield, extend high term, reduce death and culling rate；

To accomplish the requirement in terms of following four in raising：

A. feed is adjusted：Required, the protein level of feed is transferred to than requiring that level is higher by 5%, and summer will be again according to kind Increase by 5%；

B. the supplement and the balance of calcium, laying period calcium for paying attention to calcium need, the equilibrium ratio of high term calcium phosphorus higher 3-4 times than growth period Example is 6:1；

C. the content of vitamin is paid attention to, particularly liposoluble vitamin is easily oxidized, is more easy to lack, and summer should every 15-20 days Another Jia Nuoda speed is mended or VC in drinking-water, and admixing laying hen treasured in material can be long-term use of；

D. reduce it is various stress：Feed will be stablized, try not to have an injection expelling parasite, fracture, cut off the water supply, have a power failure, stop light, temperature it is too high, Indoor harmful gas is exceeded etc.；

3. whole term, the method for breeding of 52-72 week old：This stage laying rate drops to less than 80%, due to Layer Production Performance Reduce, the needs of albumen are accordingly reduced, the unnecessary energy of feed becomes fat, the easy overfertilization of laying hen, declines 1 week in laying rate of chicken The level of albumen and energy is reduced afterwards.

A kind of method for breeding of laying hen of the present invention, wherein step（3）The nutritional need of described Growing Chicken includes：

1. the daily ration of high-energy, high protein, makes that the fat deposition of chicken is excessive, and skeleton development is bad, low-protein physically well develops； 7-12 weeks, crude protein was not to be exceeded 16%；Since 13 weeks, 1% is dropped weekly, untill being down to 13%-14%, is maintained antenatal to opening；

2. the requirement to calcium, on the premise of skeleton development is met, feed calcic less daily ration as far as possible, temper chicken and retain calcium Ability；

3. paying attention to calcium phosphorus balance, prevent soft leg disease from occurring, to pay special attention to vitamin ad3 content；

4. from 8-12 weeks, every 1000 chickens, which were mended weekly, feeds 9 kilograms of grit, 12-20 weeks is 11 kilograms of grit.

A kind of method for breeding of laying hen of the present invention, wherein step（3）The controlled feeding of described Growing Chicken includes：

1. limit matter method：When formula feed, metabolic energy and protein content are suitably reduced, make crude protein content in daily ration For 13% or so, the content of metabolic energy is reduced to 2.6 thermies/kilogram, increases bran feed content, crude fiber content can be 5%- 7%；

2. limit material material：With perfect compound feed, the average feed intake of daily every chicken is restricted to the 80%-90% fully searched for food；

3. method in limited time：Egg Growing Chicken can stop to feed 1-2 days weekly or feed in limited time daily, be required as body weight meets standard, Feed can not be limited.

The present invention compared with prior art, has obvious beneficial effect, as can be known from the above technical solutions:The present invention is by right Laying hen chick, into chicken, the raising of laying hen three phases, do not add any Chinese herbal medicine in feed in feeding process, pass through Hen house humiture and the light application time of chicken are adjusted, periodically chicken is carried out checking the prevention and control with epidemic situation to improve the survival rate of laying hen And laying rate, laying hen survival rate height, the egg nutrient thing of high egg production, safety and production are raised by the method for the present invention Matter is higher than the egg that common breeding way is produced.

Embodiment

A kind of method for breeding of laying hen, specifically includes following steps：

（1）Preparation before brooding：

1. select improved seeds chicken；

2. cleaning hen house, young cage is rebuild, repairs door and window, rodent prevention equipment is installed, wall ground is rinsed, gets all the hopper, tank ready, and Clean up；

3. connecing young the previous day, to house heating of brooding, temperature in house is reached 35 DEG C, prepare cold water, food feed is opened, if brooding Indoor formaldehyde is also very dazzling, can brood house in place carbon ammonia or with ammonia spraying with；

（2）Brood the raising of chicken：

1. 1 age in days：

A. horse Garrick vaccine, every 0.2 milliliter of chicken are injected in hatchery；

B. temperature will keep 35-36 DEG C, and humid control is 70%；

C. immediately begin to drink water after chick is transported back, opening treasured be preferably added in drinking-water and ties up him, while be used cooperatively enteron aisle medicine, It is used in conjunction 4-5 days；

D. 60W bulbs, illumination in 24 hours are used；

2. 2-3 ages in days：

A. illumination 23 hours, humidity 65%;

3. 4-7 ages in days：

A. temperature in giving up of brooding is reduced to 33 DEG C, and humidity is maintained at 65%;

B. illumination is successively decreased 0.5 hour daily；

4. 8-14 ages in days:

A. house temperature of brooding is reduced to 32 DEG C;

B. illumination control was by 21 hours;

C. the beak that breaks is carried out in 7-9 ages in days, upper beak disconnected 1/3, for prevention stress, 2-3 days before and after the beak that breaks, dimension life is added in feed Plain K3 and vitamin C, gold is added in drinking-water and ties up him;

5. 15-28 ages in days:

A. house temperature of brooding is reduced to 30 DEG C -28 DEG C, and illumination was controlled by 20 hours；

6. 29-42 ages in days:

A. house temperature of brooding drops to 25 DEG C, when running into the attack of storm cold current, properly increases 1-2 DEG C, and in drinking-water plus mend more Taste builds that stomach dissipates, tonifying middle-Jiao and Qi dissipates, material sugar is precious；

B. strengthen ventilation, expand raising area；

C. the chicken group state of mind and excrement situation are observed, is periodically controlled with blood cell speed or the spirit of appropriate ball prevents global-worm illness；

（3）The raising of Growing Chicken：

1. the nutritional need of Growing Chicken；

A. the daily ration of high-energy, high protein, makes that the fat deposition of chicken is excessive, and skeleton development is bad, and low-protein physically well develops, 7- 12 weeks, crude protein was not to be exceeded 16%；Since 13 weeks, 1% is dropped weekly, untill being down to 13%-14%, is maintained antenatal to opening；

B. to the requirement of calcium, on the premise of skeleton development is met, feed calcic less daily ration as far as possible, temper the energy that chicken retains calcium Power；

C. pay attention to calcium phosphorus balance, prevent soft leg disease from occurring, to pay special attention to vitamin ad3 content；

D. from 8-12 weeks, every 1000 chickens were mended feed 9 kilograms of grit weekly, and 12-20 weeks is 11 kilograms of grit；

2. controlled feeding；

In the stage of incubation, in order to control Growing Chicken synchronously to reach body maturation, sexal maturity, the uniformity is improved, reduces the death rate, reply The Growing Chicken of 8-17 week old carries out controlled feeding.The method of controlled feeding has：Limit matter method, in limited time limit material method, three kinds of method：

A. matter method is limited：When formula feed, metabolic energy and protein content are suitably reduced, make the crude protein content in daily ration be 13% or so, the content of metabolic energy is reduced to 2.6 thermies/kilogram, increases bran feed content, crude fiber content can be 5%- 7%；

B. material method is limited：With perfect compound feed, the average feed intake of daily every chicken is restricted to the 80%-90% fully searched for food；

C. prescribe a time limit method：Egg Growing Chicken can stop to feed 1-2 days weekly or feed in limited time daily.Required as body weight meets standard, Feed can not be limited；

Before controlled feeding, sick and weak chicken is chosen.The quantity of crib must increase, and spreading is uniform, allows every chicken simultaneously Feed can be had, routine weighing, it is desirable to which the average weight of controlled feeding Pi chicken groups is lower 10%- than the chicken group being normally fed with 20%.Such as body weight as little as more than 30%, it should just change feeding method.

3. the raising of Growing Chicken:

A. illumination：The daily light application time of Growing Chicken was gradually shortened by 9 hours by 10 hours, was maintained later by 8 hours to 16 week old；

B. break beak：The disconnected beak of chick is performed in brood time.Disconnected beak is in 6-9 ages in days.Finally carried out once in 18-20 week old, leakage detection Fill a vacancy；

C. weigh management：The chick Body Mass Index with reference to as defined in brooding, takes a sample test weekly 5%-10% at random, checks feeding management effect Fruit, a group chicken have 85% individual in Body Mass Index, then it is assumed that the chicken group is normal；If less than 85%, strengthen nutrition, chicken is averaged body Weight reaches requirement body weight as early as possible；If being above standard body weight, feeding is suitably limited；

D. sexal maturity is controlled：Selected during 7 week old and superseded emphasis is transferred to incubation house in house of brooding, turned by being bred as house during 18 week old The house that enters to lay eggs is carried out, and selects and remain the chicken of growth normally, without deformity.It is required that 120 ages in days open production, the life to laying cycle of laying hens too late too early Production performance all has an impact, and to be controlled by feed nutrition and light application time；

E. antenatal management is opened：Weighed in 18 week old, if body weight reaches standard weight, illumination in 30 minutes should be increased weekly Untill time reaches 16 hours, laying rate reaches 50%, changes high-yield egg chicken material；

F. group is turned；Turn group be fowl raising management during an important ring, to accomplish it is following some：

A. group is turned on time：6-7 week old is transferred to incubation house, and laying house is transferred to 18 week old；

B. cut off the water 2-4 hours before turning group, nation is added in front and rear 3 days drinking-water and dimension stilbene is precious, admix that to put to death ball peaceful in material, preventing stress be with Global-worm illness；

C. organization and administration are carried out, eliminate unqualified laying hen；

（4）The raising of laying hen：

To laying rate 5% before laying eggs（19-25 week old）When laying hen：Continue to develop in body before laying eggs.In 20 DEG C of environment Under the conditions of, if every feeding 310-320 kilocalorie metabolic energies daily, 16 grams of thick protein, during 2.5-3 grams of calcium, could meet to lay eggs The nutritional need of early stage, meet peak of laying eggs to arrive for preparation and lay foundation, so the raising in this very important stage.Laying rate 10% to the lasting raising in peak of laying eggs（26-44 week old）：Every hen needs abundant nutrition daily, daily 120 grams of feeding, 19-20 containing crude protein grams in material, 4.2-4.6 grams of calcium, wherein 5 grams of calcium want good feeding effect every afternoon based on shell.

Egg-laying peak trophic level can not be moved at will, and the physiological requirements on peak of laying eggs are closelyed follow with high-plane of nutrition, just may be used Duration length of laying eggs can be made.At the same time, it should be noted that hen changes of weight, this stage body weight allow higher than opening production body weight at initial stage 1.5% is advisable, and prevents overfertilization or excessively thin.

Raising after egg-laying peak（60-72 week old）：There is laying rate and slowly declined in this stage, when laying rate is less than After 80%, thick protein is 16-15% in daily ration, keeps original calcium content, can reduce the amount of feeding if necessary, prevent chicken overfertilization.

1. just term, the method for breeding of 21-32 weeks：This stage is the critical period of layer breeding, due to most of laying hen Non- state of laying eggs, the state of laying eggs is transferred to suddenly, hormone in vivo secretion is unstable, and resistance declines, and often occurs producing lopsided egg, band blood Egg etc., and if feed management is improper, can also frequent die by visitation of God, therefore to mend drinking-water using positive nation speed every 10-15 days Once.

2. high term, the method for breeding of 32-52 week old：This stage is to raise laying hen most effective period, and this stage raises Foster key includes 3 aspects：Promote high yield, extend high term, reduce death and culling rate；

To accomplish the requirement in terms of following four in raising：

A. feed is adjusted：Required, the protein level of feed is transferred to than requiring that level is higher by 5%, and summer will be again according to kind Increase by 5%；

B. the supplement and the balance of calcium, laying period calcium for paying attention to calcium need, the equilibrium ratio of high term calcium phosphorus higher 3-4 times than growth period Example is 6:1；

C. the content of vitamin is paid attention to, particularly liposoluble vitamin is easily oxidized, is more easy to lack, and summer should every 15-20 days Another Jia Nuoda speed is mended or VC in drinking-water, and admixing laying hen treasured in material can be long-term use of；

D. reduce it is various stress：Feed will be stablized, try not to have an injection expelling parasite, fracture, cut off the water supply, have a power failure, stop light, temperature it is too high, Indoor harmful gas is exceeded etc.；

3. whole term, the method for breeding of 52-72 week old：This stage laying rate drops to less than 80%, due to Layer Production Performance Reduce, the needs of albumen are accordingly reduced, the unnecessary energy of feed becomes fat, the easy overfertilization of laying hen, declines 1 week in laying rate of chicken The level of albumen and energy is reduced afterwards.

The above described is only a preferred embodiment of the present invention, not making any formal limitation to the present invention, appoint Without departing from technical solution of the present invention content, what the technical spirit according to the present invention was made to above example any simply repaiies for what Change, equivalent variations and modification, in the range of still falling within technical solution of the present invention.

Claims (3)

1. a kind of method for breeding of laying hen, specifically includes following steps：

（1）Preparation before brooding：

1. select improved seeds chicken；

2. cleaning hen house, young cage is rebuild, repairs door and window, rodent prevention equipment is installed, wall ground is rinsed, gets all the hopper, tank ready, and Clean up；

3. connecing young the previous day, to house heating of brooding, temperature in house is reached 35 DEG C, prepare cold water, food feed is opened, if brooding Indoor formaldehyde is also very dazzling, can brood house in place carbon ammonia or with ammonia spraying with；

（2）Brood the raising of chicken：

1. 1 age in days：

A. horse Garrick vaccine, every 0.2 milliliter of chicken are injected in hatchery；

B. temperature will keep 35-36 DEG C, and humid control is 70%；

C. immediately begin to drink water after chick is transported back, opening treasured be preferably added in drinking-water and ties up him, while be used cooperatively enteron aisle medicine, It is used in conjunction 4-5 days；

D. 60W bulbs, illumination in 24 hours are used；

2. 2-3 ages in days：

A. illumination 23 hours, humidity 65%；

3. 4-7 ages in days：

A. temperature in giving up of brooding is reduced to 33 DEG C, and humidity is maintained at 65%;

B. illumination is successively decreased 0.5 hour daily；

4. 8-14 ages in days:

A. house temperature of brooding is reduced to 32 DEG C;

B. illumination control was by 21 hours;

C. the beak that breaks is carried out in 7-9 ages in days, upper beak disconnected 1/3, for prevention stress, 2-3 days before and after the beak that breaks, dimension life is added in feed Plain K3 and vitamin C, gold is added in drinking-water and ties up him；

5. 15-28 ages in days:

A. house temperature of brooding is reduced to 30 DEG C -28 DEG C, and illumination was controlled by 20 hours；

6. 29-42 ages in days:

A. house temperature of brooding drops to 25 DEG C, when running into the attack of storm cold current, properly increases 1-2 DEG C, and in drinking-water plus mend more Taste builds that stomach dissipates, tonifying middle-Jiao and Qi dissipates, material sugar is precious；

B. strengthen ventilation, expand raising area；

C. the chicken group state of mind and excrement situation are observed, is periodically controlled with blood cell speed or the spirit of appropriate ball prevents global-worm illness；

（3）The raising of Growing Chicken：

1. the nutritional need of Growing Chicken；

2. controlled feeding；

3. the raising of Growing Chicken:

A. illumination：The daily light application time of Growing Chicken was gradually shortened by 9 hours by 10 hours, was maintained later by 8 hours to 16 week old；

B. break beak：The disconnected beak of chick is performed in brood time；Disconnected beak is in 6-9 ages in days；Finally carried out once in 18-20 week old, leakage detection Fill a vacancy；

C. weigh management：The chick Body Mass Index with reference to as defined in brooding, takes a sample test weekly 5%-10% at random, checks feeding management effect Fruit；A group chicken has 85% individual in Body Mass Index, then it is assumed that the chicken group is normal；If less than 85%, strengthen nutrition, chicken is averaged body Weight reaches requirement body weight as early as possible；If being above standard body weight, feeding is suitably limited；

D. sexal maturity is controlled：Selected during 7 week old and superseded emphasis is transferred to incubation house in house of brooding, turned by being bred as house during 18 week old The house that enters to lay eggs is carried out, and selects and remain the chicken of growth normally, without deformity；It is required that 120 ages in days open production, the life to laying cycle of laying hens too late too early Production performance all has an impact, and to be controlled by feed nutrition and light application time；

E. antenatal management is opened：Weighed in 18 week old, if body weight reaches standard weight, illumination in 30 minutes should be increased weekly Untill time reaches 16 hours, laying rate reaches 50%, changes high-yield egg chicken material；

F. group is turned；Turn group be fowl raising management during an important ring, to accomplish it is following some：

A. group is turned on time：6-7 week old is transferred to incubation house, and laying house is transferred to 18 week old；

B. cut off the water 2-4 hours before turning group, nation is added in front and rear 3 days drinking-water and dimension stilbene is precious, admix that to put to death ball peaceful in material, preventing stress be with Global-worm illness；

C. organization and administration are carried out, eliminate unqualified laying hen；

（4）The raising of laying hen：

1. just term, the method for breeding of 21-32 weeks：This stage is the critical period of layer breeding, due to the non-production of most of laying hen Egg-shaped state, the state of laying eggs is transferred to suddenly, hormone in vivo secretion is unstable, and resistance declines, and often occurs producing lopsided egg, band blood egg Deng, and if feed management is improper, can also frequent die by visitation of God, therefore to mend drinking-water one using positive nation speed every 10-15 days It is secondary；

2. high term, the method for breeding of 32-52 week old：This stage is to raise laying hen most effective period, this Phase-feeding Key includes 3 aspects：Promote high yield, extend high term, reduce death and culling rate；

To accomplish the requirement in terms of following four in raising：

A. feed is adjusted：Required, the protein level of feed is transferred to than requiring that level is higher by 5%, and summer will be again according to kind Increase by 5%；

B. the supplement and the balance of calcium, laying period calcium for paying attention to calcium need, the equilibrium ratio of high term calcium phosphorus higher 3-4 times than growth period Example is 6:1；

C. the content of vitamin is paid attention to, particularly liposoluble vitamin is easily oxidized, is more easy to lack, and summer should every 15-20 days Another Jia Nuoda speed is mended or VC in drinking-water, and admixing laying hen treasured in material can be long-term use of；

D. reduce it is various stress：Feed will be stablized, try not to have an injection expelling parasite, fracture, cut off the water supply, have a power failure, stop light, temperature it is too high, Indoor harmful gas is exceeded etc.；

3. whole term, the method for breeding of 52-72 week old：This stage laying rate drops to less than 80%, due to Layer Production Performance Reduce, the needs of albumen are accordingly reduced, the unnecessary energy of feed becomes fat, the easy overfertilization of laying hen, declines 1 week in laying rate of chicken The level of albumen and energy is reduced afterwards.

A kind of 2. method for breeding of laying hen as claimed in claim 1, it is characterised in that：Step（3）Described Growing Chicken Nutritional need includes：

1. the daily ration of high-energy, high protein, makes that the fat deposition of chicken is excessive, and skeleton development is bad, low-protein physically well develops； 7-12 weeks, crude protein was not to be exceeded 16%；Since 13 weeks, 1% is dropped weekly, untill being down to 13%-14%, is maintained antenatal to opening；

2. the requirement to calcium, on the premise of skeleton development is met, feed calcic less daily ration as far as possible, temper chicken and retain calcium Ability；

3. paying attention to calcium phosphorus balance, prevent soft leg disease from occurring, to pay special attention to vitamin ad3 content；

4. from 8-12 weeks, every 1000 chickens, which were mended weekly, feeds 9 kilograms of grit, 12-20 weeks is 11 kilograms of grit.

A kind of 3. method for breeding of laying hen as claimed in claim 1, it is characterised in that：Step（3）Described Growing Chicken Controlled feeding includes：

1. limit matter method：When formula feed, metabolic energy and protein content are suitably reduced, make crude protein content in daily ration For 13% or so, the content of metabolic energy is reduced to 2.6 thermies/kilogram, increases bran feed content, crude fiber content can be 5%- 7%；

2. limit material material：With perfect compound feed, the average feed intake of daily every chicken is restricted to the 80%-90% fully searched for food；

3. method in limited time：Egg Growing Chicken can stop to feed 1-2 days weekly or feed in limited time daily, be required as body weight meets standard, Feed can not be limited.