CN105941906A - Feed for primiparous sows in early gestation period and application thereof - Google Patents
Feed for primiparous sows in early gestation period and application thereof Download PDFInfo
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- CN105941906A CN105941906A CN201610296803.5A CN201610296803A CN105941906A CN 105941906 A CN105941906 A CN 105941906A CN 201610296803 A CN201610296803 A CN 201610296803A CN 105941906 A CN105941906 A CN 105941906A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K67/00—Rearing or breeding animals, not otherwise provided for; New breeds of animals
- A01K67/02—Breeding vertebrates
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/87—Re-use of by-products of food processing for fodder production
Abstract
The present invention relates to the field of feeds and particularly relates to a feed for primiparous sows in early gestation period and an application thereof. The feed comprises a blank feed and a lysine additive. The ileal standard of digestible lysine level in the feed is 0.30%-0.75%. The prepared feed at an addition level of the lysine can significantly increase the growth performance and reproduction performance of the primiparous sows, increase the feed conversion rate of the primiparous sows, promote the growth, and facilitate fertilization and embryo implantation and survival. The feed has very important significances for the research on the feed formula of the primiparous sows in the early gestation period and the growth and reproduction performances of the primiparous sows in the early gestation period.
Description
Technical field
The invention belongs to field of fodder, be specifically related to feedstuff and the application of a kind of first half period of gestation first farrowing sow.
Background technology
The essential amino acids of pig includes lysine, methionine, tryptophan, phenylalanine, leucine, different bright
Propylhomoserin, valine, threonine.Rich in lysine and tryptophan in bean cake, and containing more methionine in Semen Maydis,
So Semen Maydis and bean cake collocation, aminoacid is complementary, reaches preferable nutritive equilibrium.Must if feedstuff lacks
Need aminoacid, the synthesis of pig vivo protein matter to reduce, thus cause a series of body internal protein generation
Thank, relevant enzyme composition problem, topmost show as growth retardation, even cause metabolic disease.
Lysine (1ysine, Lys) is aminoacid necessary to various animal, its most important life of lysine
Reason function is to participate in the synthesis of body protein, therefore closely related with growth of animal.Lysine function in vivo
Have: participate in body protein such as skeletal muscle, enzyme and the synthesis of polypeptide hormone；Lysine plays important in vivo
Physiological function, its shortage will directly or indirectly affect the growth of animal, breeds and grow.Lysine is synthesis
The indispensable composition of body protein, in the formation of pheron, sexual cell, skeletal muscle and hemoglobin etc.
There is very important effect, be also one of the component of some polypeptide hormone simultaneously；Lysine participates in internal energy
Amount metabolic process, is one of ketogenic amino acid, when internal shortage carbohydrate, can be broken down into Fructus Vitis viniferae
Sugar or ketoboidies provide energy；Lysine is also the precursor substance of carnitine in ester metabolism, in lipid metabolism
Play important physiological action；It addition, lysine can also improve body opposing stress ability.
The lysine added in feedstuff is 1B.Concrete addition in feedstuff, should seek according to poultry
Foster requirement determines, current lysine additive is mainly used in pig, fowl and calf forage.
A kind of high energy high-lysine pig growth stage of the patent disclosure of Application No. 201210033321.2 is complete
The feed formula of valency feedstuff and each component；Have big at present in terms of grower pigs lysine requirement and appraisal procedure
The paper publishing of amount, also having many research is the lysine level needed about ablactational baby pig.
Up to the present, also there is no adding of disclosed method report first farrowing sow first half period of gestation Dietary Lysine
Add level and feedstuff.Therefore exploitation one ileum standard apparent digestible lysine (SID Lys) level is standard
The feedstuff of preparation first farrowing sow first half period of gestation, for formulating and the raising of first farrowing sow first half period of gestation feedstuff
First farrowing sow growth and reproductive performance are of great significance.
Summary of the invention
In view of this, it is an object of the invention to provide feedstuff and the application of a kind of first half period of gestation first farrowing sow,
The Feed Energy prepared according to the pitch-based sphere of lysine in the present invention significantly improves the food conversion of first farrowing sow
Rate, promotes growth, is beneficial to fertilization and the implantation of embryo and survival.
For achieving the above object, the technical scheme is that
A kind of feedstuff of first half period of gestation first farrowing sow, described feedstuff includes blank feedstuff and lysine additive,
Ileum standard apparent digestible lysine (SID Lys) level of described feedstuff is 0.30%～0.75%.
Further, the ileum standard apparent digestible lysine level of described feedstuff is 0.35%～0.75%.
Further, the ileum standard apparent digestible lysine level of described feedstuff is 0.50%～0.60%.
Further, described lysine additive includes L-lysine hydrochloride.
Preferred as one, the described blank concrete composition of feedstuff includes: Semen Maydis；Testa Tritici, soybean meal, beautiful
Rice gluten powder, stone powder, calcium hydrogen phosphate, DL-methionine, L-threonine, choline chloride, sodium bicarbonate, food
Salt, premix material.
Lysine (1ysine, Lys) is aminoacid necessary to various animal, its most important physiological function
It is the synthesis participating in body protein, therefore closely related with growth of animal.Lysine function in vivo has: ginseng
With body protein such as skeletal muscle, enzyme and the synthesis of polypeptide hormone；Lysine plays important physiology merit in vivo
Can, its shortage will directly or indirectly affect the growth of animal, breeds and grow；It addition, lysine is all right
Improve body opposing stress ability.
Assess evaluation that pig feed nutrient is worth by every kind of amino acid whose bioavailability of daily ration and to pig ammonia
The estimation of base acid requirement is non-the normally off key.Generally by measuring Ileal amino acid digestibility (Ileal
Digestibility, ID) estimate amino acid whose bioavailability.In being counted into according to ileal amino acid bleed
The ratio of amino acid digestibility, ileal amino acid digestibility can be expressed as ileal apparent amino acid digestion
Rate (Apparent ileal digestibility, AID), ileum standardized digestibility (Standardized ileal
Digestibility, SID), ileum true digestibility (True ileal digestibility, TID).AID value can pass through daily ration
Amino acid intake deducts total ileal amino acid bleed (aminoacid endogenous evapotranspiration (IAAend) and not
The daily ration aminoacid of digestion) obtain, aminoacid endogenous loss (IAAend) can be divided into basis loss and specific damage
Losing, the former is not formed by daily ration is affected, and the latter can be (as fine in antinutritional factor and daily ration by feedstuff characteristic
Dimension hplc) impact, if with total IAAend correct AID value, then just obtaining TID value, AID value is being raised
Material formula does not have additivity, but can be by being overcome with basis IAAend value correction AID value, correction
After AID value be sid value, such as the non-conventional determining having reliable method can carry out specific IAAend, entering
During row feed formulation, general recommendations uses sid value.
The quality of first farrowing sow reproductive performance not only can affect whole swinery reproductive performance, and lifelong to sow
Reproductive performance also has a significant impact.But it is higher generally to there is first farrowing sow mortality in current China large-scale pig farm
Problem, sow is the most more satisfactory in the 1st conception rate of breeding cycle, parturition rate, litter size, but disconnected
Then show non-estrus when entering the 2nd breeding cycle after milk, oestrus inconspicuous or be difficult to phenomenons such as becoming pregnant,
Still can not solve problem through treatment, result can only be eliminated, thus be brought greater loss to pig farm.The most very
Many pig farms also think little of cultivation and the feed formula of first farrowing sow, and particularly nutritional programs is unreasonable, this
Unreasonable feed formula will be unfavorable for that first farrowing sow just feelings start and the deposit of body nutrition with feeding strategy,
So that replacement gilt occurs that various problem is eliminated after entering idiophase.
First farrowing sow also in growth and development stage, reach body maturation and sexually matured while must also complete pregnant
Be pregnent, suckling and wean after breed again, therefore increase body deposit particularly important for first farrowing sow, directly affect
The performance of follow-up reproductive performance.Increase first farrowing sow trimester of pregnancy and body protein storage age of sucking can be shortened it and break
Milk, to inter oestrual period, improves the litter size of next tire.
Preferred as one, described trimester of pregnancy is 1～90d.
Further, described feedstuff includes following components by weight:
Semen Maydis 60～65 parts；Testa Tritici 20～25 parts, soybean meal 4～10 parts, Zein powder 0～5 parts, stone
Powder 0.6～0.65 part, calcium hydrogen phosphate 1.0～1.25 parts, L-lysine hydrochloride 0.01～0.5 part, DL-egg ammonia
Acid 0.07～0.15 part, L-threonine 0.04～0.08 part, choline chloride 0.1～0.2 part, sodium bicarbonate 0.3～0.5
Part, Sal 0.3～0.5 part, premix material 0.5～0.7 part.
Preferred as one, described feedstuff includes following components by weight:
Semen Maydis 63～65 parts, Testa Tritici 22～23 parts, soybean meal 9～9.5 parts, Zein powder 0～0.05 part,
Stone powder 0.62 part, calcium hydrogen phosphate 1.17 parts, L-lysine hydrochloride 0.1～0.3 part, DL-methionine 0.1 part,
L-threonine 0.05 part, choline chloride 0.16 part, sodium bicarbonate 0.4 part, Sal 0.4 part, premix material 0.57 part.
Preferred as one, described feedstuff includes following components by weight:
Semen Maydis 64.3 parts, Testa Tritici 22.6 parts, soybean meal 9.5 parts, stone powder 0.62 part, calcium hydrogen phosphate 1.17 parts,
L-lysine hydrochloride 0.13 part, DL-methionine 0.1 part, L-threonine 0.05 part, choline chloride 0.16 part,
Sodium bicarbonate 0.4 part, Sal 0.4 part, premix material 0.57 part.
Further, described premix material contains vitamin A, vitamin K3, vitamin B6, nicotinic acid, vitamin
D3, vitamin B1, vitamin B12, calcium pantothenate, vitamin E, vitamin B2, folic acid, biotin,
Ferrum, copper, zinc, manganese, selenium and iodine.
Further, every kilogram of premix material contains: vitamin A 33000～36000IU, vitamin K3 6～6.
5mg, vitamin B6 4～6mg, nicotinic acid 7～9mg, vitamin D3 5500～6500IU, vitamin B1 2.5～
3.0mg, vitamin B12 2.5～3.5mg, calcium pantothenate 70～80mg, vitamin E 140～160mg, dimension
Raw element B2 10～12mg, folic acid 3～5mg, biotin 1～2mg, ferrum 75～85mg, copper 15～25mg,
Zinc 95～105mg, manganese 20～30mg, selenium 0.1～0.2mg and iodine 0.12～0.16mg.
Preferred as one, described premix material contains: vitamin A 35000IU, vitamin K3 6.25mg,
Vitamin B6 5mg, nicotinic acid 8mg, vitamin D3 6000IU, vitamin B1 2.8mg, vitamin B12 3mg,
Calcium pantothenate 75mg, vitamin E 150mg, vitamin B2 11mg, folic acid 4mg, biotin 1.5mg, ferrum
80mg, copper 20mg, zinc 100mg, manganese 25mg, selenium 0.15mg and iodine 0.14mg.
The present invention does not has special restriction to the concrete ingredient origin in described blank feedstuff, can be bought by market
Obtain, it is also possible to use compound method well known to those skilled in the art preparation according to the raw material of above-mentioned premix material
Obtain.
The two of the purpose of the present invention are to provide the application of the feedstuff of a kind of first half period of gestation first farrowing sow.
Preferred as one, described feedstuff feed feeding amount every day of first half period of gestation first farrowing sow be 1.3Kg～
2Kg。
Preferred as one, gestation feeds 1.5kg 1～90d every day, and after gestation 90d, every day feeds 2.0kg, point
Give birth to gradually material reducing in first 5 days.
Further, the feedstuff of described first half period of gestation first farrowing sow is improving first half period of gestation first farrowing sow food conversion
The application of rate.
Further, the feedstuff of described first half period of gestation first farrowing sow is promoting answering of first half period of gestation first farrowing sow growth
With.
Further, the feedstuff of described first half period of gestation first farrowing sow improve first half period of gestation first farrowing sow embryo
Bed rate and the application of survival rate.
It is standard preparation feedstuff by SID Lys level, improves first farrowing sow by feedstuff China Oil and Food Import and Export Corporation lysine content
Growth and reproductive performance.
The growth of described first farrowing sow trimester of pregnancy and reproductive performance are by growth performance, blood parameters and serum
Hormone traits reacts.
Described growth performance includes: body weight, P2 back-fat thickness；Described Biochemical Indices In Serum includes: blood glucose,
Total protein, triglyceride, T-CHOL, blood urea nitrogen；Described serum hormone index includes: insulin, class
Insulin-like growth factor-Ι, progesterone and prolactin antagonist.
The body that feedstuff of the present invention provides suitable lysine level can increase first farrowing sow trimester of pregnancy (1～90 day) increases
Weight；Dietary Lysine level can affect trimester of pregnancy (the 1～90 day) the Total albumen content of first farrowing sow, urine
Element nitrogen, insulin, insulin like growth factor Ι, progesterone, prolactin antagonist prolactin level；According to secondary
Regression model is estimated, show that the preferred SID Lys requirement of gestation 1～90d first farrowing sow is
0.50%～0.60%.
Sow cylinder storage plays vital effect to the performance of its reproductive performance, and the growth of livestock is reflection mother
One important indicator of pig body condition.P2 point back fat is the basic data that international pig industry is general, surveys fat portion
Position the most typically uses at the i.e. scapula trailing edge of back fat, last ribs at 3, waist recommends vertebra junction away from dorsal line
At subordinate 4 6cm, the data measured according to this are exactly P2 back-fat thickness.Increase first farrowing sow trimester of pregnancy and suckling
Phase body protein storage can be shortened it and wean to inter oestrual period, improves the litter size of next tire, and diet provides and fills
The lysine of foot can increase sow body deposit.
The height of the Total albumen content can reflect the anabolic power of body protein and immune state, blood
Clear total protein content height is the performance that protein metabolism is vigorous, may advantageously facilitate growth and improves food conversion ratio.
Before the Total albumen content during gestation 90d is significantly higher than breeding, the protein synthesis energy of trimester of pregnancy body is described
Power is higher than non-pregnancy, and when feedstuff SID Lys content is 0.55%, and body protein synthesis capability is
By force.
Serum urea nitrogen content back film projector body protein palliating degradation degree, is to evaluate animal protein and aminoacid need
The sensitive indicator wanted, serum urea nitrogen content is the highest, and body protein palliating degradation degree is the highest, amino acid balance
Time urea nitrogen content can reduce.In the present invention, along with the raising of lysine level, serum urea nitrogen content is first
Raise after reduction, change in conic section: Y=15.786X2-19.094X+8.327, R2=0.854, when
When diet SID Lys level is 0.60%, serum urea nitrogen is minimum.
Insulin is the important hormone of regulation and control Nutrition and Metabolism and breeding function, in terms of distribution body nutrient substance
Playing an important role, especially in trimester of pregnancy, insulin can reduce the nutrient supply of peripheral tissues, so that tire
Youngster obtains the nutrient of abundance.During gestation 90d, serum insulin content is along with the raising of lysine concentration is in first raising
The trend of rear reduction, this is because excess lysine causes Dietary Amino Acid imbalance to cause in diet.
Insulin like growth factor Ι is the main mediation that growth hormone and nutrient substance play growth promoting function
The factor, can promote the growth promoter of fetus.Diet increases lysine content in right amount, can carry to a certain extent
The serum insulin like growth factor Ι concentration of high in-pig, and excess interpolation can reduce serum class pancreas
Island element like growth factor-Ι concentration, changes in conic section: Y=-1229.1X2+1277.9X+172.04,
R2=0.998, when diet SID Lys level is 0.50%, serum insulin like growth factor Ι concentration occurs
Maximum.
Sow after fertilization, in blood, progesterone level rises, and makes fallopian tube expand and maintains the steady of intrauterine environment
Fixed, it is beneficial to germ cell and migrates into uterus and attached in uterus plant, the progesterone content that First Trimester is higher is conducive to
The implantation of embryo and survival.Before in-pig blood progesterone content is significantly higher than breeding, gestation 90d sow blood
Liquid progesterone content reduces along with the rising of Dietary Lysine level, and this is that the excess of Dietary Lysine content is drawn
Playing parent nutrient utilizes change to cause.
Prolactin antagonist is by pituitary, directly acts on somatic cell, promotes mammoplasia, growth and emulsion shape
Become.In gestation stepmother's pig blood, prolactin antagonist is gradually increased, and peaks before childbirth, and age of sucking, prolactin antagonist entered
One step increases, and it is required that prolactin antagonist starts lactogenic for sow in lactation.The serum of sow gestation 90d is urged
Breast element level increasing in the variation tendency fallen after rising with lysine content.
The interpolation formula of the lysine according to the present invention prepares feedstuff, can improve the life of first farrowing sow first half period of gestation
Long performance and production performance, improve the feed conversion rate of first farrowing sow first half period of gestation, promotes growth, is beneficial to be subject to
Essence and the implantation of embryo and survival.
The beneficial effects of the present invention is: the invention provides the feedstuff of a kind of first half period of gestation first farrowing sow and answer
With, the Feed Energy prepared according to the pitch-based sphere of lysine in the present invention significantly improves the growth of first farrowing sow
Can and reproductive performance, improve first farrowing sow first half period of gestation feed conversion rate, promote growth, be beneficial to fertilization and
The implantation of embryo and survival；The present invention for first farrowing sow first half period of gestation feedstuff formulating and improve primiparity
Growth and the reproductive performance of sow gestation early stage are of great significance.
Accompanying drawing explanation
Fig. 1 is the lysine level impact on first farrowing sow gestation 1～90d body weight change.
Fig. 2 is the lysine level impact on first farrowing sow gestation 1～90d back-fat thickness change.
Detailed description of the invention
Hereinafter with reference to accompanying drawing, the preferred embodiments of the present invention are described in detail.In preferred embodiment not
Indicating the experimental technique of actual conditions, generally according to normal condition, illustrated embodiment is in order to preferably to this
The content of invention illustrates, but is not that present disclosure is only limitted to illustrated embodiment.So being familiar with this
The technical staff in field carries out nonessential improvement and adjustment according to foregoing invention content to embodiment, still belongs to
In protection scope of the present invention.
The feedstuff of embodiment 1 first farrowing sow first half period of gestation
The feedstuff of first farrowing sow first half period of gestation, includes following components by weight:
Semen Maydis 64.3 parts, Testa Tritici 22.6 parts, soybean meal 9.5 parts, stone powder 0.62 part, calcium hydrogen phosphate 1.17 parts,
L-lysine hydrochloride 0.13 part, DL-methionine 0.1 part, L-threonine 0.05 part, choline chloride 0.16 part,
Sodium bicarbonate 0.4 part, Sal 0.4 part, premix material 0.57 part；
Described premix material contains: vitamin A 35000IU, vitamin K3 6.25mg, vitamin B6 5mg,
Nicotinic acid 8mg, vitamin D3 6000IU, vitamin B1 2.8mg, vitamin B12 3mg, calcium pantothenate 75mg,
Vitamin E 150mg, vitamin B2 11mg, folic acid 4mg, biotin 1.5mg, ferrum 80mg, copper 20mg,
Zinc 100mg, manganese 25mg, selenium 0.15mg and iodine 0.14mg；
In described feedstuff, SID Lys level is 0.55%.
The feedstuff of embodiment 2 first farrowing sow first half period of gestation
The feedstuff of first farrowing sow first half period of gestation, includes following components by weight:
Semen Maydis 64.55 parts, Testa Tritici 22.5 parts, soybean meal 9.2 parts, stone powder 0.62 part, calcium hydrogen phosphate 1.17 parts,
L-lysine hydrochloride 0.27 part, DL-methionine 0.11 part, L-threonine 0.05 part, choline chloride 0.16 part,
Sodium bicarbonate 0.4 part, Sal 0.4 part, premix material 0.57 part；
Described premix material contains: vitamin A 35000IU, vitamin K3 6.25mg, vitamin B6 5mg,
Nicotinic acid 8mg, vitamin D3 6000IU, vitamin B1 2.8mg, vitamin B12 3mg, calcium pantothenate 75mg,
Vitamin E 150mg, vitamin B2 11mg, folic acid 4mg, biotin 1.5mg, ferrum 80mg, copper 20mg,
Zinc 100mg, manganese 25mg, selenium 0.15mg and iodine 0.14mg；
In described feedstuff, SID Lys level is 0.65%.
Embodiment 3 determines the method for the pitch-based sphere of lysine in first farrowing sow first half period of gestation daily ration
1 materials and methods
The choosing and processing of 1.1 experimental animals: choose that blood relationship is identical, age in days and the close Rongchang County's standby of body weight female
Pig 50, feeds same basic diet before breeding；Before sow lairage is given up, pig house is cleaned thoroughly,
Sterilization.Carry out suitable limit according to sow body weight to raise, it is ensured that the replacement gilt body weight of each group reaches unanimity.
1.2 breedings and process: after quiet vertical reflection occurs in sow sexual maturity, same technical staff carry out manually
Inseminating 3 times, seminal fluid source is consistent.Use single factor test to process to arrange, be randomly divided into 5 groups by body condition, pregnant
Be pregnent the phase (1～90 day) feed the diet of 5 kinds of different ileum standard apparent digestible lysine levels respectively, i.e. 0.35%
(processing 1), 0.45% (processing 2), 0.55% (processing 3), 0.65% (processing 4), 0.75% (process
5).Each process group 10 repetition, 1 sow of each repetition.
Sow lures feelings twice to every day during 5 monthly age with boar, reaches the laggard pedestrian of 60kg in the 3rd feelings phase, body weight
Work is inseminated.Raise in 2.3 × 3.5m after breeding2In monomer pig house, feeding every day 2 times, gestation 1～90d is every
It feeds 1.5kg, and after gestation 90d, every day feeds 2.0kg, gradually material reducing in first 5 days of giving a birth.Sow freely drinks
Water, keeps pig house sanitation and hygiene, weekly sterilization 1 time.Heat with infrared lamp after piglet birth, and routinely
Management program carries out disconnected umbilicus, cut tooth and to beat ear scarce, eats sufficient colostrum in 2h, and 3d supplements iron dextran to piglet
Injection 1.5mL/ head.
Test diet: the Basic drawing of sow gestation 1～90d is with reference to Rongchang Pig feeding standard (GB/T
7223-2008) preparing with Chinese Pigs feeding standard (NY/T65-2004), metabolizable energy is 11.75MJ/kg,
Crude protein level is 12.5%, and Ideal Amino Acid Pattern is with reference to NRC (2012).Gestation 91d to childbirth with
And age of sucking feeds same basic diet, Dietary Amino Acid level with reference to NRC (2012) recommendation, remaining
Trophic level is with reference to Rongchang Pig feeding standard (GB/T 7223-2008).Test diet composition and trophic level are shown in
Table 1.
Table 1 tests diet composition and trophic level (fresh sample basis)
1. premix material provides for every kilogram of diet: vitamin A 35000IU, vitamin K36.25mg, vitamin B65mg, nicotinic acid
8mg, vitamin D36000IU, vitamin B12.8mg, vitamin B123mg, calcium pantothenate 75mg, vitamin E
150mg, vitamin B211mg, folic acid 4mg, biotin 1.5mg, ferrum 80mg, copper 20mg, zinc 100mg, manganese
25mg, selenium 0.15mg, iodine 0.14mg.
2. * is measured value, and remaining is value of calculation, and standard ileal digestible aminoacids is according to China's feed ingredient and nutritive value table (2013
24th edition) in pig's feed aminoacid standard ileal digestibility coefficient calculations draw.
1.3 testing indexs and method: measure before breeding respectively and the gestation growth performance of 90 days, serum biochemistry
Index and serum hormone index.
1.3.1 sow body weight and P2 back-fat thickness: measure when first service same day, gestation 90d respectively
Sow body weight and P2 back-fat thickness, calculate its change in gestation 1～90d.P2 back-fat thickness uses for animals
B ultrasonic instrument (My lab Touch VET) carries out living body measurement.
1.3.2 sow Biochemical Indices In Serum and serum hormone index: respectively before breeding during 5d and gestation 90d,
Often group randomly selects 4 sows and carries out on an empty stomach vena cava anterior blood sampling 10mL, is sub-packed in 2 5mL vacuum blood
In clear biochemical coagulant pipe (production of Shandong Ao Saite company), 3 000r/min are centrifuged 20min, collect serum,
In-20 DEG C of preservations, it is used for analyzing Biochemical Indices In Serum and associated hormone.
Automatic clinical chemistry analyzer (Hitachi 7020) is used to measure total serum protein (Doumas method), carbamide
Nitrogen (Immunity transmission turbidity), glucose (HK method), cholesterol (COD-CE-PAP method) and sweet
(rule of operation should the lovely " whole nation Clinical Laboratory waiting chief editor with reference to leaf for the content of oil three esters (GPO-PAP method)
Rule of operation "), biochemical reagents box is purchased from Sichuan Maker Biological Science and Technology Co., Ltd..Use radioimmunity
It is pregnant that counting method (r-911 Full automatic exempts from calculating instrument, and industry head office of Chinese University of Science and Technology produces) measures serum
Ketone, insulin, prolactin antagonist, insulin like growth factor I content, Hormone agents box is purchased from Beijing North
Company limited of biotechnology research institute.
The assessment of 1.4SID Lys level: by the data measured are analyzed through conic section analog synthesis
Go out suitable SID Lys level in first farrowing sow trimester of pregnancy daily ration.Data prediction is carried out with Excel 2010,
Use SPSS 20.0 statistical software to carry out general linear model analysis, and carry out multiple comparisons by Duncan method.
Result average ± standard error represents.P < 0.05 represents significant difference, and P < 0.01 represents that difference is the most notable.
2 results
First farrowing sow trimester of pregnancy (1～90 day) body weight gains and the thickness of backfat are changed by 2.1 Dietary Lysine levels
Impact
As shown in Figure 1, and processing compared with in the of 1 group, the gestation 1～90d sow body weight gains of other process groups does not all have
There is the notable change of generation, but numerically, process 2,3,4 groups and be higher than process 1 group, and process 5 groups
Less than processing 1 group；Illustrate that properly increasing trimester of pregnancy (1～90 day) Dietary Lysine level is conducive to sow
Growth.Change for gestation 1～90d sow thickness of backfat change process 3 groups is maximum, is significantly higher than process
2 groups (P < 0.01) and 4 groups (P < 0.05) of process, but notable with process 1 and 5 groups of differences of process (see
Fig. 2), in figure, the data shoulder different lowercase alphabet of mark shows significant difference (P < 0.05), same letter or without word
Matrix differential different not notable (P > 0.05).
The impact on first farrowing sow trimester of pregnancy (1～90 day) Biochemical Indices In Serum of the 2.2 Dietary Lysine levels
Before insemination of sows, the Biochemical Indices In Serum with gestation 90d the results are shown in Table 2.As seen from table, gestation 90d
The blood sugar content processing 4 groups is the highest, before being significantly higher than other process groups and breeding (P < 0.05).Gestation 90d
Time the Total albumen content be significantly higher than breeding before (P < 0.01)；And at gestation 90d, process 2～5 groups
With process 1 group all without significant difference, but process 3 groups the highest, be significantly higher than process 2 groups (P < 0.05).Join
Plant front notable (P > 0.05) with the content difference of gestation 90d each process group Triglycerides in Serum.Gestation
Before the serum total cholesterol content of 90d is higher than breeding, wherein processes 3 groups, 4 groups and reach significant level (P < 0.01),
And other each group differences are not notable (P > 0.05).The serum urea nitrogen content of gestation 90d, processes 1 group
Height, is significantly higher than before process 3～5 groups and breeding (P < 0.05)；Process 3 groups minimum, be substantially less than process
1, the difference before 2 groups, with breeding is the most notable.
The impact on sow gestation phase (1～90 day) Biochemical Indices In Serum of the table 2 Dietary Lysine level
Note: colleague's data different lowercase alphabet of shoulder mark shows significant difference (P<0.05), same letter or not notable (P>0.05) without letter representation difference.
The impact on first farrowing sow trimester of pregnancy (1～90 day) serum hormone index of the 2.3 Dietary Lysine levels
As shown in Table 3, before the serum insulin content of gestation 90d is higher than breeding, wherein processes 3,4 groups and reach
Significant level (P < 0.01), these two groups are also significantly greater than 5 groups (P < 0.05) of process.Serum para-insulin sample
Somatomedin-Ι content, process 5 groups minimum, be substantially less than breeding before and process 1～4 group (P < 0.05), its
His each group difference is not notable (P > 0.05).The serum progesterone content of gestation 90d, before pole is significantly higher than breeding
(P < 0.01), and process 1 group be significantly higher than process 4,5 groups (P < 0.05).Serum during gestation 90d is urged
Breast cellulose content, processes 3 groups the highest, all reaches significant level (P < 0.01), between other each group in addition to processing 2 groups
Difference is not notable (P > 0.05).
The impact on sow gestation phase (1～90 day) serum hormone index of the table 3 Dietary Lysine level
Note: colleague's data different lowercase alphabet of shoulder mark shows significant difference (P<0.05), same letter or not notable (P>0.05) without letter representation difference.
The conic model of 2.4 suitable SID Lys levels is estimated
Conic section sunykatuib analysis the results are shown in Table 4.Test finds, trimester of pregnancy body weight change and serum urea nitrogen,
The indexs such as triglyceride and insulin like growth factor Ι have preferable degree of fitting.Consider and draw,
Primiparity Rongchang County sow is 0.50%～0.60% in the optimum SID Lys level of gestation 1～90d.
The conic model of the suitable SID Lys level of table 4 is estimated
Result shows to provide suitable lysine level can increase the sow gestation phase in first farrowing sow trimester of pregnancy daily ration
The body weight gains of (1～90 day)；Dietary Lysine level can affect the serum of trimester of pregnancy (1～90 day) sow
Total protein content, blood urea nitrogen, insulin, insulin like growth factor Ι, progesterone, prolactin level；
Estimate according to quadratic regression model, show that the optimum SID Lys requirement of gestation 1～90d first farrowing sow is
0.50%～0.60%.
Finally illustrate, above example only in order to technical scheme to be described and unrestricted, although
With reference to preferred embodiment, the present invention is described in detail, it will be understood by those within the art that,
Technical scheme can be modified or equivalent, without deviating from technical solution of the present invention
Objective and scope, it all should be contained in the middle of scope of the presently claimed invention.
Claims (10)
1. the feedstuff of first half period of gestation first farrowing sow, it is characterised in that described feedstuff includes that blank feedstuff and lysine add
Adding agent, the ileum standard apparent digestible lysine level of described feedstuff is 0.30%～0.75%.
Feedstuff the most according to claim 1, it is characterised in that the ileum standard of described feedstuff can digest bad ammonia
It is 0.50%～0.60% that sour water is put down.
Feedstuff the most according to claim 1, it is characterised in that described lysine additive includes 1B
Hydrochlorate.
Feedstuff the most according to claim 1, it is characterised in that include following components by weight:
Semen Maydis 60～65 parts；Testa Tritici 20～25 parts, soybean meal 4～10 parts, Zein powder 0～5 parts,
Stone powder 0.6～0.65 part, calcium hydrogen phosphate 1.0～1.25 parts, L-lysine hydrochloride 0.01～0.5 part, DL-
Methionine 0.07～0.15 part, L-threonine 0.04～0.08 part, choline chloride 0.1～0.2 part, little Su
Make a call to 0.3～0.5 part, Sal 0.3～0.5 part, premix material 0.5～0.7 part.
Feedstuff the most according to claim 4, it is characterised in that described premix material contains vitamin A, dimension is raw
Element K3, vitamin B6, nicotinic acid, vitamin D3, vitamin B1, vitamin B12, calcium pantothenate, dimension
Raw element E, vitamin B2, folic acid, biotin, ferrum, copper, zinc, manganese, selenium and iodine.
Feedstuff the most according to claim 5, it is characterised in that every kilogram of premix material contains: vitamin A
33000～36000IU, vitamin K3 6～6.5mg, vitamin B6 4～6mg, nicotinic acid 7～9mg,
Vitamin D3 5500～6500IU, vitamin B1 2.5～3.0mg, vitamin B12 2.5～3.5mg,
Calcium pantothenate 70～80mg, vitamin E 140～160mg, vitamin B2 10～12mg, folic acid 3～5mg,
Biotin 1～2mg, ferrum 75～85mg, copper 15～25mg, zinc 95～105mg, manganese 20～30mg,
Selenium 0.1～0.2mg and iodine 0.12～0.16mg.
7. the application of the feedstuff of first half period of gestation first farrowing sow described in claim 1.
Application the most according to claim 7, it is characterised in that the feedstuff of described first half period of gestation first farrowing sow exists
Improve the application of first half period of gestation first farrowing sow feed conversion rate.
Application the most according to claim 7, it is characterised in that the feedstuff of described first half period of gestation first farrowing sow exists
Promote the application of first half period of gestation first farrowing sow growth.
Application the most according to claim 7, it is characterised in that the feedstuff of described first half period of gestation first farrowing sow exists
Improve implantation rate and the application of survival rate of first half period of gestation first farrowing sow embryo.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106804933A (en) * | 2016-12-20 | 2017-06-09 | 上海新邦生物科技有限公司 | A kind of feed for improving sow gestation phase embryo survival and its application |
| CN107535714A (en) * | 2017-09-15 | 2018-01-05 | 重庆市畜牧科学院 | Agent of feed for pregnancy sow |
| CN108419937A (en) * | 2018-06-13 | 2018-08-21 | 郑州市天园农业生态循环股份有限公司 | A kind of feed formula of sow gestation early period |
| CN109042522A (en) * | 2018-08-31 | 2018-12-21 | 上海新农饲料股份有限公司 | A kind of the pregnancy material and feeding management method of raising sows farrowing performance |
-
2016
- 2016-05-06 CN CN201610296803.5A patent/CN105941906A/en active Pending
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| 刘惠芳等: "饲养水平对初产母猪妊娠期各阶段日增重、饲料利用效率和行为的影响 ", 《养猪》 * |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106804933A (en) * | 2016-12-20 | 2017-06-09 | 上海新邦生物科技有限公司 | A kind of feed for improving sow gestation phase embryo survival and its application |
| CN107535714A (en) * | 2017-09-15 | 2018-01-05 | 重庆市畜牧科学院 | Agent of feed for pregnancy sow |
| CN108419937A (en) * | 2018-06-13 | 2018-08-21 | 郑州市天园农业生态循环股份有限公司 | A kind of feed formula of sow gestation early period |
| CN109042522A (en) * | 2018-08-31 | 2018-12-21 | 上海新农饲料股份有限公司 | A kind of the pregnancy material and feeding management method of raising sows farrowing performance |
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