CN104782572A - Sow feeding method for increasing survival rate of piglets in suckling period - Google Patents
Sow feeding method for increasing survival rate of piglets in suckling period Download PDFInfo
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Abstract
The invention relates to an agricultural livestock breeding technology, in particular to a sow feeding method for increasing the survival rate of piglets in the suckling period. The method includes the steps that after delivery of sows, the sows are fed with compound feed 3 times each day at the time interval of 4 hours or longer; the sows are fed with 2.5 kg of compound feed on the first day after delivery, the feeding amount is increased by at least 0.5 kg each day afterwards and is increased by at least 1 kg each day from the sixth day, and the feeding amount reaches 6.5 kg-7.5 kg on the eighth day and is kept till the piglets are weaned on the twenty-fifth day; from the first day to the twenty-fifth day after delivery of the sows, the sows drink water freely. The compound feed comprises corn flour, peeled soybean meal, imported fishmeal, tapioca flour, sweet potato leaf flour, microbial addictives, calcium hydrophosphate, plasma protein powder, astragalus polysaccharide, bentonite and premix. The feeding method is scientific and reasonable; in combination with the compound feed, in the suckling period, the sows grow healthily, and the survival rate of the piglets is obviously increased.
Description
Technical field
The invention belongs to agriculture livestock and poultry cultivation technical field, be specifically related to a kind of sow feeding method improving nursery-age pig survival rate.
Background technology
Conventional pig feed kind is a lot, is divided into protein feeds, energy feed, mineral feeds and some feed addictives etc. by nutrition.Protein feeds generally includes the feed contg. animal proteins such as Plant protein feed and blood bone meal, fish meal, silkworm chrysalis such as the sub-reality of beans and processed side product, grain processing co-product and oil cake; Energy feed generally includes the bran energy feed such as the cereals energy feeds such as corn, paddy, barley, millet, jowar, buckwheat, barnyard grass and wheat bran, jowar chaff, barnyard grass chaff.Protein feeds protein content is high, and itself and energy feed are combined together to feed and male and female pig can be made normally to breed, and promotes piglet growth and fattening weightening finish.
Nutriment required for pig generally includes crude protein, carbohydrate, fat, vitamin, mineral matter etc., lacks growth rate and health status that any material all can have a strong impact on pig.But, different at the nutritional characteristic of Different growth phases pig, also different to the demand of feed.As fast in newborn growth of suckling pigs speed, require that nutrient is many, digestive system imperfection, thus need many nutrients such as energy, protein, amino acid, vitamin, trace element; The digestibility of piglet to manufactured feed is low, easily causes diarrhoea, therefore needs to add digestant acid supplement, enzyme preparation etc.
Owing to implementing the age in days of early weaning more and more early to piglet, cause easily bringing out piglet getting up early weaning syndrome when implementing early weaning piglet.Piglet is now the period of most fragile, digestive system, microecosystem immune system of unifying itself is not yet perfect, the piglet entering the child care phase after wean due to digestive system unsound, in nursing process, easily cause that piglet appetite is poor, the disorders of digestion, diarrhea, growth retardation, easily give rise to diseases, thus reduce piglet survival ratio.Therefore, the survival rate how improving child care phase piglet is a difficult problem at puzzlement pig-breeding family always, so the piglet being in the child care phase needs special feed, to improve digestion power and the resistance against diseases of piglet, thus improves piglet survival ratio.
Patent CN104171500A discloses a kind of the sow feed additive and the using method that improve pigling immunity, being made up of chitosan oligosaccharide and astragalus polyose of described additive; The weight ratio of wherein said chitosan oligosaccharide and described astragalus polyose is 1:2 ~ 7; The purity of described chitosan oligosaccharide and described astragalus polyose is respectively: chitosan oligosaccharide >=85%.Astragalus polyose >=50%.The additive on sow of this invention has no side effect, and uses rear noresidue, and environmentally safe, improves productivity and the piglet immunological ability of sow simultaneously.
Patent CN102326706A discloses a kind of nursing compound feed for weaned pigs, the weight percent of feed is composed as follows: corn 30 ~ 40 parts, cracker meal 20 ~ 30 parts, wheat embryo 8 ~ 15 parts, dregs of beans 15 ~ 20 parts, whey powder 4 ~ 8 parts, fish meal 2 ~ 5 parts, calcium monohydrogen phosphate 0.5 ~ 1 part, stone flour 0.5 ~ 1 part, weanling pig premix 0.4 ~ 0.6 part, acidulant 0.5 ~ 1 part, emulsifier 0.03 ~ 0.06 part, 0.1 ~ 0.2 part, zinc oxide, feed grade lysine 0.3 ~ 0.6 part, methionine 0.1 ~ 0.15 part, threonine 0.15 ~ 0.2 part, lysozyme 0.01 ~ 0.05 part, sweetener 0.01 ~ 0.05 part, mould inhibitor 0.05 ~ 0.2 part, antioxidant 0.01 ~ 0.05 part, phytase 0.01 ~ 0.05 part, composite Chinese herbal 1.5 ~ 2.5 parts.By adding the compositions such as composite Chinese herbal in the nursing compound feed for weaned pigs of this invention, better met the demand of wean piglet growth, good palatability, reduces the incidence more than 2.5% of the diseases such as diarrhoea, fast growth.
Patent CN101946861B discloses a kind of manufactured feed for early-weaned piglets, in this feed, the percentage by weight of each component is: slaking rice 15 ~ 50, corn 0 ~ 35, dregs of beans 0.01 ~ 20, fermented bean dregs 3 ~ 25, skim milk powder 0.01 ~ 15, SDPP 2 ~ 7, fish meal 2 ~ 8, whey powder 5 ~ 15, calcium monohydrogen phosphate 0.1 ~ 1.5, stone flour 0.1 ~ 1.2, salt 0.01 ~ 0.5, lysine 0.05 ~ 0.5, methionine 0.03 ~ 0.5, threonine 0.02 ~ 0.5, multidimensional 0.025, microelement additive 0.5, antioxidant 0.01 ~ 0.5, mould inhibitor 0.01 ~ 0.5, short long health-care additive 0.0005 ~ 0.2, wherein, every kilogram of microelement additive contains: copper 1 ~ 50g, iron 10 ~ 50g, zinc 10 ~ 50g, manganese 0.40 ~ 10g, selenium 0.05 ~ 0.30g, iodine 0.02 ~ 0.30g, every kilogram of multidimensional contains: vitamin A 8000000 ~ 100000000IU, vitamine D3 800000 ~ 10000000IU, vitamin E 40 ~ 120g, VB14 ~ 12g, vitamin B2 10 ~ 32g, vitamin B6 4 ~ 24g, farnoquinone ~ 20g, folic acid 1 ~ 4g, pantothenic acid 32 ~ 120g, nicotinic acid 40 ~ 120g, vitamin h 0.08 ~ 0.4g, cobalamin 0.04 ~ 0.12g, the piglet of the manufactured feed made by this formula for weaning within 18 ages in days of feeding.The manufactured feed that this invention is used for early-weaned piglets with slaking rice meal completely or major part replace the conventional corn used, feed is made to have special cereal fragrance, improve the palatability of feed, and add multivitamin, Trace Elements etc., nutrient balance, nutrient digestibility is high, and after weanling pig of feeding, feed intake (especially latter first week of wean) significantly improves, diarrhea rate reduces, and survival rate improves.
The piglet cradling manufactured feed provided in technique scheme respectively has feature, with regard to raw material basic composition, gap is little, and the selection choice of the feed addictives such as nutritional trace element premix, vitamin premix, composite prebiotics, complex enzyme has very large difference, all can reach good anti diar rhea, improve the effect of pigling immunity, thus improve piglet growth quality, for this reason, feeding live pig rich anies influential family urgently wish there is the list marketing of how better piglet cradling manufactured feed.
Probiotic, have another name called microorganism formulation, it is a kind of important gut flora conditioning agent, containing viable bacteria and (or) dead bacterium, comprise the bacterial preparation of its component and product, per os or drop into via other mucosal route, is intended to the balance improving mucomembranous surface microorganism or enzyme, or stimulates specificity or nonspecific immunity mechanism.Additive for microbe feedstuff, as a kind of " green " additive, to promotion animal growth, improves immunity, prevents and cures diseases, improve the aspects such as feed palatability and conversion ratio and have remarkable result.It can substitute agrochemicals gradually, replaces hormone and antibiotic, produces pollution-free food.For beasts, birds and aquatic products cultivation, livestock and poultry, fishes and shrimps disease can be prevented, purify water, improve food conversion ratio, reduce cholesterol level, eliminate excrement stench, reduce environmental pollution; For plant husbandry, can soil be improved, improve plant quality, reach pollution-free, nuisanceless, noresidue; For medicine, a large amount of antibiotic usage can be removed and abuse the toxic and side effect serious to human body caused.After beneficial microbe enters animal body, form dominant microflora, fight for oxygen, attachment site and nutrient with harmful bacteria, the growth of emulative suppression harmful bacteria, thus in regulating intestinal canal, flora is tending towards normalization; Microbial metabolism produces organic acid, reduces animal intestinal pH value, kills potential pathogeny bacterium; Produce the generation that metabolite suppresses amine and ammonia in intestines; Produce various digestive ferment, be conducive to decompose of nutrient; The nutriments such as synthesis B family vitamin, amino acid, unknown somatomedin; Direct stimulation intestine immunity cell and increase local immunity antibody, strengthens body premunition.As from the foregoing, the scientific and reasonable use of microorganism formulation is raised the child care of piglet and is had positive beneficial effect.
For the child care of piglet, except needing to ensure scientific and reasonable feeding feed stuff, also need the feeding method improving piglet.Feeding piglet management is the important step in Swine Production, significant to raising Swine Production level.The core of feeding piglet management is wean.Be in particular in: the Growth Results of (1) weaned piglet age in days to sow has material impact.Shorten Piglet at Lactation Period, wean in advance, the using degree of sow can be improved, increase the year litter size of every sow, reduce production cost.Piglet such as 60 ages in days wean, and sow can breed 2 tires every year; 7 week age weaned, and sow can breed 2.17 tires every year; 6 week age weaned, and sow can breed 2.22 tires every year; 5 week age weaned, and sow can breed 2.35 tires every year; 4 week age weaned, and sow can breed 2.44 tires every year; 3 week age weaned, and sow can breed 2.50 tires every year; 2 week age weaned, and sow can breed 2.62 tires every year.(2) be transferred to after weaned piglet in the nursery house of isolation and grow-finish house and raise, and carry out all in all out system, can significantly improve the swinery general level of the health, improve Growth Results.External result of study shows, wean isolated rearing can make pig weightening finish raising more than 25%, and feed conversion rate improves more than 10%, and Time To Market shortens more than 40 days, and lethality reduces by more than 60%.In addition, the milk of sow just can not be satisfied the demand from 3 week age of piglet, and piglet is weaned in advance, can according to its needs that grow, the diet of preparation nutrient balance, promotes Piglet Development, reduce weak son, improve swinery regularity, be conducive to the feeding regime implementing " all in all out ".(3) growing way of first week after weaned piglet, produces important impact by the growth performance in its all one's life.Research shows, after wean, in one week, fast gaining then can shorten the time reaching market weight greatly.Can be increased weight in first week after wean the piglet of 1 kilogram, the time reaching market weight few 15 days of the pig that do not increase weight in latter first week than weaning.Therefore, the key improving China's Swine Production level from now on is further to improve feeding piglet management, and core is the manufactured feed of exploitation high-quality, provides sufficient material conditions guarantee for weaned piglet age in days constantly shortens.
Summary of the invention
Technical problem to be solved by this invention is, for the deficiencies in the prior art, there is provided a kind of and reduce input cost, improve the feeding method of piglet survival ratio, coordinate piglet feeding feed stuff of the present invention, the rate of having loose bowels of piglet obviously reduces, survival rate significantly improves, the red hair of pig skin is bright, and regularity obviously improves, and daily gain and feed conversion rate improve.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is: a kind of sow feeding method improving nursery-age pig survival rate, carries out according to the following steps: after Farrowing, and every day feeds 3 times with manufactured feed, and every minor tick is not less than 4 hours; Divide the 1st day puerperium, described manufactured feed amount of feeding is 2.5 kg/day, and later every day increases scale of feeding at least 0.5 kilogram, and from the 6th day, every day increased scale of feeding at least 1 kilogram, reach 6.5 ~ 7.5 kilograms to the 8th day scale of feeding, keep the scale of feeding of the 8th day until till the 25th day weaned piglet; After Farrowing 1st ~ 25 days, the water way of sow was freely drink water; The component of described manufactured feed comprises corn flour, dehulled soybean meal, imported fish meal, tapioca starch, sweet potato leaves powder, microbe additive, calcium monohydrogen phosphate, SDPP, astragalus polyose, bentonite and premix.
In described manufactured feed, the weight of each component is: corn flour 43 ~ 50 parts, dehulled soybean meal 12 ~ 15 parts, imported fish meal 3 ~ 5 parts, tapioca starch 7 ~ 9 parts, 4 ~ 6 parts, sweet potato leaves powder, microbe additive 1 ~ 3 part, calcium monohydrogen phosphate 1 ~ 2 part, SDPP 4 ~ 7 parts, astragalus polyose 2 ~ 4 parts, bentonite 3 ~ 5 parts, Chinese flowering quince juice 6 ~ 8 parts and premix 7 ~ 11 parts.
The composition of described premix and weight are 0.07 part, copper sulphate, 0.05 part, zinc sulphate, calcium iodate 0.13 part, vitamin A 0.03 part, vitamin D 0.12 part, vitamin E 0.02 part, Cobastab
10.10 part, Cobastab
20.06 part, 0.08 part, nicotinic acid, Cobastab
120.05 part, lysine 0.04 part, methionine 0.09 part, threonine 0.11 part, tryptophan 0.03 part, antioxidant 0.02 part.
Described microbe additive comprises the photosynthetic bacteria 12% ~ 15% of mass percent, Bacillus acidi lactici 35% ~ 40%, S. cervisiae 20% ~ 25%, bacillus subtilis 20% ~ 25%, Bifidobacterium 10% ~ 20%; Or select ten thousand to raise special yeast culture.
The preparation method of described manufactured feed is, can carry out according to the following steps:
The first step, the preparation of premix: each raw material taking above-mentioned weight portion, mixing and stirring, pulverized 40 ~ 60 mesh sieves in cracker, and non-screened part is repeated multiple times is crushed to the premix powder that sieves completely to obtain, for subsequent use;
Second step, the preparation of feed, take the corn flour of above-mentioned weight portion, dehulled soybean meal, imported fish meal, tapioca starch, sweet potato leaves powder, microbe additive, calcium monohydrogen phosphate, SDPP, astragalus polyose and bentonite, add in premix prepared by the described first step, mixing and stirring, then add amount of water mix and blend, granulation, obtains finished feed.
The present inventor is through groping for many years, propose a kind of feeding method of brand-new parturient sow, the method is suitable for point puerperium and is in feeding of the 1st day to the 25th day of sow in lactation, feeding method science, rationally, is easy to control, to arrange in pairs or groups manufactured feed of the present invention, sow in lactation efficient health is grown up, and milk is sufficient, nutritious, the survival rate of piglet is significantly improved, and cost decreases.
In manufactured feed of the present invention, corn flour and dehulled soybean meal are primary raw material, and imported fish meal is rich in the nutrient components such as protein, fat, trace element.Tapioca starch is prepared from by cassava cassava, fibre of tapioca origin is extensive, as feed articles for use, can the cereal crops such as Some substitute corn, soybean, expand feed resource, reduce cost of feeding, increase economic efficiency, tapioca starch is also containing nutrient components such as rich in protein, fat, raw fiber, calcium, phosphorus.Sweet potato leaves powder is the Ipomoea batatas maturation on the ground powder made of the tender leaf on seedling stem top afterwards, containing protein, carotin, Cobastab in sweet potato leaves
2with abundant vitamin C and calcium constituent etc., there is enhancing immunologic function, improve body resistance against diseases, enhance metabolism, the functions such as defaecation diuresis, lactagogue removing toxic substances.Calcium monohydrogen phosphate can provide calcium constituent and P elements.The nutrition of SDPP is comparatively comprehensive, protein content is more than 75%, the content of the essential amino acids such as lysine is also higher, and amino acid whose ratio comparatively balances, also containing functional proteins such as abundant mineral salt, albumin, nutrient-binding proteins and immunoglobulins, also containing a large amount of other immune substances such as somatomedin, interferon, hormone, lysozyme, there is good palatability.Astragalus polyose be the dry root of leguminous plant astragalus mongolicus or Astragalus membranacus through extracting, the water-soluble heteroglycan of concentrated, purifying, can be used as immunopotentiating agent or conditioning agent, there is antiviral, antitumor, anti-ageing, radioresistance, resisting stress, the effect such as anti-oxidant simultaneously.Bentonite is used in the growth rate that can improve pig in feed, and feedstuff-meat ratio reduces, and improves the intestinal environment of pig, and play the effect of adhesive and buffer in the preparation of feed.Chinese flowering quince juice can disappear stagnant moistening lung, helps digest protein.In addition, in manufactured feed, be also added with appropriate microbe additive, improve the intestinal environment of pig, be easy to the absorption of nutrition, the use of microbe additive needs to control at suitable dosage, if microbe quantity quantity not sufficient can not form dominant microflora in vivo, is difficult to play prebiotic effect; Quantity is too much, can cause young livestock and poultry diarrhea on the contrary or consume nutrition, even have impact on growing of animal.
The invention has the beneficial effects as follows:
1) the present invention improves the sow feeding method of nursery-age pig survival rate, by improving the raising method of sow and feeding feed stuff formula, effectively achieve the object improving piglet survival ratio and reduce costs, sow is not lost flesh simultaneously, also improve the Oestrus rate of sow, this is very useful to the farrowing rate of sow, contributes to increasing economic efficiency.
2) feeding feed stuff materials science of the present invention, formula is reasonable, environmental protection, by constantly groping and testing in feeding and management, determine best feed formula and proportioning, sow is not lost flesh, feed digestion good absorbing, piglet, without phenomenon of having loose bowels, is improved food conversion ratio, can prevent and cure diseases, improve survival rate, growth promoting effects and breeding, reduce fecaluria stink, environment purification, the effect of increasing income is obvious.
3) the microbe additive compatibility adopted in the present invention is reasonable, take as the leading factor with photosynthetic bacteria and Bacillus acidi lactici, each quasi-microorganism can play respective effect, interdepend, form the relation of coexistence and co-prosperity each other, the stable state of microorganism can be kept, be beneficial to the global advantage playing microorganism formulation; And be easy to breeding, can Direct-fed, safety, green, nuisanceless.
4) premix in the present invention in feed formula, component and proportioning scientific optimization, the immunocompetence of pig can be improved, the metabolizable energy value of feed is moderate, be of high nutritive value, good palatability, absorption easy to digest, the nutritional need of the pig that is content with very little growth, uses the daily gain of rear piglet to improve, and premunition strengthens, lethality reduces, feed coefficient is low, can feeding cost be reduced, there is good promotional value.
Embodiment
In order to illustrate further in more detail instead of limit the present invention, provide the following example.
Embodiment one
A kind of sow feeding method improving nursery-age pig survival rate of the present invention, can carry out: according to the following steps after Farrowing, and every day feeds 3 times with manufactured feed, and every minor tick is not less than 4 hours; Divide the 1st day puerperium, described manufactured feed amount of feeding is 2.5 kg/day, and later every day increases scale of feeding at least 0.5 kilogram, and from the 6th day, every day increased scale of feeding at least 1 kilogram, reach 6.5 kilograms to the 8th day scale of feeding, keep the scale of feeding of the 8th day until till the 25th day weaned piglet; After Farrowing 1st ~ 25 days, the water way of sow was freely drink water; The component of described manufactured feed comprises corn flour, dehulled soybean meal, imported fish meal, tapioca starch, sweet potato leaves powder, microbe additive, calcium monohydrogen phosphate, SDPP, astragalus polyose, bentonite and premix.
In above-mentioned manufactured feed, the weight of each component is: corn flour 50 parts, dehulled soybean meal 12 parts, imported fish meal 3 parts, tapioca starch 7 parts, 4 parts, sweet potato leaves powder, microbe additive 1 part, calcium monohydrogen phosphate 1 part, SDPP 4 parts, astragalus polyose 2 parts, bentonite 3 parts, Chinese flowering quince juice 6 parts and premix 7 parts.Wherein, the composition of described premix and weight are 0.07 part, copper sulphate, 0.05 part, zinc sulphate, calcium iodate 0.13 part, vitamin A 0.03 part, vitamin D 0.12 part, vitamin E 0.02 part, Cobastab
10.10 part, Cobastab
20.06 part, 0.08 part, nicotinic acid, Cobastab
120.05 part, lysine 0.04 part, methionine 0.09 part, threonine 0.11 part, tryptophan 0.03 part, antioxidant 0.02 part.
Described microbe additive comprises the photosynthetic bacteria 12 ~ 15% of mass percent, Bacillus acidi lactici 35 ~ 40%, S. cervisiae 20 ~ 25%, bacillus subtilis 20 ~ 25%, Bifidobacterium 10 ~ 20%.
The preparation method of described manufactured feed is, can carry out according to the following steps:
The first step, the preparation of premix: each raw material taking above-mentioned weight portion, mixing and stirring, pulverized 40 ~ 60 mesh sieves in cracker, and non-screened part is repeated multiple times is crushed to the premix powder that sieves completely to obtain, for subsequent use;
Second step, the preparation of feed, take the corn flour of above-mentioned weight portion, dehulled soybean meal, imported fish meal, tapioca starch, sweet potato leaves powder, microbe additive, calcium monohydrogen phosphate, SDPP, astragalus polyose and bentonite, add in premix prepared by the described first step, mixing and stirring, then add amount of water mix and blend, granulation, obtains finished feed.
Embodiment two
A kind of sow feeding method improving nursery-age pig survival rate of the present invention, after Farrowing, every day feeds 3 times with manufactured feed, and every minor tick is not less than 4 hours; Divide the 1st day puerperium, described manufactured feed amount of feeding is 2.5 kg/day, and later every day increases scale of feeding at least 0.5 kilogram, and from the 6th day, every day increased scale of feeding at least 1 kilogram, reach 7.5 kilograms to the 8th day scale of feeding, keep the scale of feeding of the 8th day until till the 25th day weaned piglet; After Farrowing 1st ~ 25 days, the water way of sow was freely drink water; The component of described manufactured feed comprises corn flour, dehulled soybean meal, imported fish meal, tapioca starch, sweet potato leaves powder, microbe additive, calcium monohydrogen phosphate, SDPP, astragalus polyose, bentonite and premix.
In described manufactured feed, the weight of each component is: corn flour 43 parts, dehulled soybean meal 15 parts, imported fish meal 4 parts, tapioca starch 7 parts, 5 parts, sweet potato leaves powder, microbe additive 1.5 parts, calcium monohydrogen phosphate 1.5 parts, SDPP 5 parts, astragalus polyose 2 parts, bentonite 3 parts, Chinese flowering quince juice 6 parts and premix 7 parts.Wherein, the composition of described premix and weight are 0.07 part, copper sulphate, 0.05 part, zinc sulphate, calcium iodate 0.13 part, vitamin A 0.03 part, vitamin D 0.12 part, vitamin E 0.02 part, Cobastab
10.10 part, Cobastab
20.06 part, 0.08 part, nicotinic acid, Cobastab
120.05 part, lysine 0.04 part, methionine 0.09 part, threonine 0.11 part, tryptophan 0.03 part, antioxidant 0.02 part.Described microbe additive selects ten thousand to raise special yeast culture.
The preparation method of described manufactured feed is, can carry out according to the following steps:
The first step, the preparation of premix: each raw material taking above-mentioned weight portion, mixing and stirring, pulverized 40 ~ 60 mesh sieves in cracker, and non-screened part is repeated multiple times is crushed to the premix powder that sieves completely to obtain, for subsequent use;
Second step, the preparation of feed, take the corn flour of above-mentioned weight portion, dehulled soybean meal, imported fish meal, tapioca starch, sweet potato leaves powder, microbe additive, calcium monohydrogen phosphate, SDPP, astragalus polyose and bentonite, add in premix prepared by the described first step, mixing and stirring, then add amount of water mix and blend, granulation, obtains finished feed.
Embodiment three
A kind of sow feeding method improving nursery-age pig survival rate of the present invention, after Farrowing, every day feeds 3 times with manufactured feed, and every minor tick is not less than 4 hours; Divide the 1st day puerperium, described manufactured feed amount of feeding is 2.5 kg/day, and later every day increases scale of feeding at least 0.5 kilogram, and from the 6th day, every day increased scale of feeding at least 1 kilogram, reach 7 kilograms to the 8th day scale of feeding, keep the scale of feeding of the 8th day until till the 25th day weaned piglet; After Farrowing 1st ~ 25 days, the water way of sow was freely drink water; The component of described manufactured feed comprises corn flour, dehulled soybean meal, imported fish meal, tapioca starch, sweet potato leaves powder, microbe additive, calcium monohydrogen phosphate, SDPP, astragalus polyose, bentonite and premix.
In described manufactured feed, the weight of each component is: corn flour 43 parts, dehulled soybean meal 12 parts, imported fish meal 5 parts, tapioca starch 9 parts, 6 parts, sweet potato leaves powder, microbe additive 3 parts, calcium monohydrogen phosphate 2 parts, SDPP 7 parts, astragalus polyose 4 parts, bentonite 5 parts, Chinese flowering quince juice 8 parts and premix 11 parts.Wherein, the composition of described premix and weight are 0.07 part, copper sulphate, 0.05 part, zinc sulphate, calcium iodate 0.13 part, vitamin A 0.03 part, vitamin D 0.12 part, vitamin E 0.02 part, Cobastab
10.10 part, Cobastab
20.06 part, 0.08 part, nicotinic acid, Cobastab
120.05 part, lysine 0.04 part, methionine 0.09 part, threonine 0.11 part, tryptophan 0.03 part, antioxidant 0.02 part.Described microbe additive selects ten thousand to raise special yeast culture.
The preparation method of described manufactured feed is, can carry out according to the following steps:
The first step, the preparation of premix: each raw material taking above-mentioned weight portion, mixing and stirring, pulverized 40 ~ 60 mesh sieves in cracker, and non-screened part is repeated multiple times is crushed to the premix powder that sieves completely to obtain, for subsequent use;
Second step, the preparation of feed, take the corn flour of above-mentioned weight portion, dehulled soybean meal, imported fish meal, tapioca starch, sweet potato leaves powder, microbe additive, calcium monohydrogen phosphate, SDPP, astragalus polyose and bentonite, add in premix prepared by the described first step, mixing and stirring, then add amount of water mix and blend, granulation, obtains finished feed.
Comparative example 1
To feed formula: microbe additive of the present invention is replaced with Antibiotic Additive, and all the other compositions are identical with the present invention.
Comparative example 2
To feed formula: remove the microbe additive that the present invention feeds in formula, all the other compositions are identical with the present invention.
Experimental group 1: adopt the feeding method of the embodiment of the present invention 1 and manufactured feed to feed, feed object and quantity are puerperal sow in lactation 10; Feeding time: 1st ~ 25 days.
Experimental group 2: adopt the feeding method of the embodiment of the present invention 2 and manufactured feed to feed, feed object and quantity and feeding time are with experimental group 1.
Control group 1: formula of feeding, feed object and feeding time are with experimental group 1 and 2; Difference is, feeding method is: after Farrowing 1st ~ 25 days, and every day, scale of feeding all remained on 6 kg/day.
Control group 2: feeding method, object of feeding. and feeding time is same with experimental group 1 and 2, feeding feed stuff adopts the feed of comparative example 1.
Control group 3: feeding method, object of feeding. and feeding time is same with experimental group 1 and 2, feeding feed stuff adopts the feed of comparative example 2.
Investigation parameter comprises: birth weight, the weaning weight of record piglet; The feed consumption of sow is observed and the health status of record piglet and sow, mainly constipation, suffer from diarrhoea, phenomenon of having loose bowels; The wean Oestrus rate of sow, physical record parameter is in table 1 and table 2.
Table 1 physical record project
| Group number | Experimental stage | Sow health status before experiment | Sow health status in experiment | Piglet quantity alive | Live piglet birth counterpoise/kg | Piglet health status | Live weaned piglet counterpoise/kg | Weaned piglet survival rate | Sow wean is oestrused; Rate |
| Experimental group 1 | Lactation | Constipation 1; All the other are healthy | Healthy | 90 | 1.53 | Healthy | 8.65 | 100% | 100% |
| Experimental group 2 | Lactation | Healthy | Healthy | 92 | 1.47 | Healthy | 8.07 | 100% | 90% |
| Control group 1 | Lactation | Have loose bowels 1, all the other are healthy | Constipation 2; Have loose bowels 2 | 89 | 1.56 | Have loose bowels 4 | 7.52 | 96.6% | 70% |
| Control group 2 | Lactation | Healthy | Constipation 1 | 90 | 1.49 | Constipation 2 | 7.96 | 98.9% | 80% |
| Control group 3 | Lactation | Healthy | Constipation 3 | 91 | 1.51 | Have loose bowels 4 | 7.34 | 97.8% | 70% |
Table 2 physical record parameter
| Group number | Experimental stage | Feed consumption/kg | Feed cost/unit | Piglet kilogram arbor acre broiler/unit/kg | Wean oestrus of sow interval/sky | Head is sow wean interval consumption amount/unit all |
| Experimental group 1 | Lactation | 1590 | 6047 | 8.87 | 4 | 70.51 |
| Experimental group 2 | Lactation | 1750 | 6854. | 8.72 | 5 | 71.36 |
| Control group 1 | Lactation | 1820 | 7506 | 14.36 | 8 | 92.15 |
| Control group 2 | Lactation | 1890 | 7974 | 15.23 | 7 | 90.78 |
| Control group 3 | Lactation | 1780 | 7021 | 16.85 | 9 | 96.53 |
As can be seen from table 1 and table 2, adopt feeding method of the present invention and feeding feed stuff, survival rate, the health status of piglet are obviously improved, and cost of feeding declines, weight gain of piglets is obvious, kilogram arbor acre broiler declines, and the wean Oestrus rate of sow is high, the time interval is short, has saved feed cost and management cost.
In sum, clearly, all any amendments done according to technical support essence of the present invention and change still belong in the scope that the technology of the present invention supports for every claim that a kind of sow feeding method improving nursery-age pig survival rate of the present invention is addressed and technical support.
Claims (5)
1. improve a sow feeding method for nursery-age pig survival rate, it is characterized in that, carry out according to the following steps: after Farrowing, every day feeds 3 times with manufactured feed, and every minor tick is not less than 4 hours; Divide the 1st day puerperium, described manufactured feed amount of feeding is 2.5 kg/day, and later every day increases scale of feeding at least 0.5 kilogram, and from the 6th day, every day increased scale of feeding at least 1 kilogram, reach 6.5 ~ 7.5 kilograms to the 8th day scale of feeding, keep the scale of feeding of the 8th day until till the 25th day weaned piglet; After Farrowing 1st ~ 25 days, the water way of sow was freely drink water; The component of described manufactured feed comprises corn flour, dehulled soybean meal, imported fish meal, tapioca starch, sweet potato leaves powder, microbe additive, calcium monohydrogen phosphate, SDPP, astragalus polyose, bentonite and premix.
2. the sow feeding method improving nursery-age pig survival rate as claimed in claim 1, it is characterized in that, in described manufactured feed, the weight of each component is: corn flour 43 ~ 50 parts, dehulled soybean meal 12 ~ 15 parts, imported fish meal 3 ~ 5 parts, tapioca starch 7 ~ 9 parts, 4 ~ 6 parts, sweet potato leaves powder, microbe additive 1 ~ 3 part, calcium monohydrogen phosphate 1 ~ 2 part, SDPP 4 ~ 7 parts, astragalus polyose 2 ~ 4 parts, bentonite 3 ~ 5 parts, Chinese flowering quince juice 6 ~ 8 parts and premix 7 ~ 11 parts.
3. the sow feeding method improving nursery-age pig survival rate as claimed in claim 1, is characterized in that: the composition of described premix and weight are 0.07 part, copper sulphate, 0.05 part, zinc sulphate, calcium iodate 0.13 part, vitamin A 0.03 part, vitamin D 0.12 part, vitamin E 0.02 part, Cobastab
10.10 part, Cobastab
20.06 part, 0.08 part, nicotinic acid, Cobastab
120.05 part, lysine 0.04 part, methionine 0.09 part, threonine 0.11 part, tryptophan 0.03 part, antioxidant 0.02 part.
4. the sow feeding method improving nursery-age pig survival rate as claimed in claim 1, it is characterized in that: described microbe additive comprises the photosynthetic bacteria 12% ~ 15% of mass percent, Bacillus acidi lactici 35% ~ 40%, S. cervisiae 20% ~ 25%, bacillus subtilis 20% ~ 25%, Bifidobacterium 10% ~ 20%.
5. the as claimed in claim 1 sow feeding method improving nursery-age pig survival rate, is characterized in that: described microbe additive is ten thousand raise special yeast culture.
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