CN104171365A - Sow feed additive for improving weaning weight of piglet and application scheme of sow feed additive - Google Patents
Sow feed additive for improving weaning weight of piglet and application scheme of sow feed additive Download PDFInfo
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- CN104171365A CN104171365A CN201410313388.0A CN201410313388A CN104171365A CN 104171365 A CN104171365 A CN 104171365A CN 201410313388 A CN201410313388 A CN 201410313388A CN 104171365 A CN104171365 A CN 104171365A
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Abstract
The invention relates to a sow feed additive for improving the weaning weight of a piglet and an application scheme of the sow feed additive, belonging to the field of animal feeds and being applied to the industry of livestock breeding. The sow feed additive for improving the weaning weight comprises main ingredients of 5-20 percent of chitosan oligosaccharide and the balance of maltodextrin. The application scheme of the sow feed additive for improving the weaning weight of the piglet specifically comprises the step: at a start of 80th-90th days of gestation of the piglet, after adding the sow feed additive in a diet of a sow, feeding the sow until the lactation is ended. In the application scheme, the addition amount of the sow feed additive is specifically as follows: 200-500g of the sow feed additive is added in each ton of the diet of the sow. The sow feed additive disclosed by the invention is simple in use method, and remarkable in weaning weight of the piglet.
Description
Technical field
The present invention relates to a kind of sow feed additive and application scheme thereof that weaned piglet is heavy that improve, belong to technical field of animal, be applied to livestock-raising industry.
Background technology
Suckling pig is that pig grows a fastest period in life, and weaned piglet is heavy directly affects pig growing thereafter.In industry, have in short, " 1 jin of weaning weight is delivered for sale heavy 10 jin ", is enough to illustrate that weaned piglet is heavily to the importance of raising pigs under modern commercial pattern.Have result of study show the feed nutrition situation of sow gestation phase and lactation can directly affect piglet in utero with later the growing of being born.So the feeding and management quality of the sow of the gestational period and lactation, directly affects the growth of suckling pig, determine the weaning weight of piglet.Therefore supporting good sow, is the guarantee of supporting good piglet.Mostly be for the research of this respect the content that increases nutriment in sow feed before, as amino acid, vitamin, mineral matter etc., but through development so for many years, these conventional study are to a bottleneck phase, and the growth performance that changes piglet by the increase of metabolism is without very large leeway.Meanwhile, recent years, the disease of sow was more and more, and was difficult to prevention and control, and sow health has become the bottleneck factor of restriction pig industry development.Therefore, in industry, increasing sight focuses on by adding active component in sow feed recently, in improving sow health, improves growth potential and the premunition of piglet.
And chitosan oligosaccharide green feed additive has numerous biologically actives, in sow feed, use and there is the sow of enhancing premunition, improve nutrition content in sow milk, and then improve the health of piglet and the effect of growth potential.Chitosan oligosaccharide derives from shrimp and crab shells; it is the product that shrimp and crab shells further decomposes after de-albumen, decalcification, deacetylation; be formed by connecting by β-Isosorbide-5-Nitrae glycosidic bond by 2～10 Glucosamines, unique alkalescence, the positively charged animal fiber oligosaccharides of being that is that current occurring in nature is found.It is not decomposed in intestines and stomach, can be absorbed directly into blood by animal and act on target cell, continual and steady raising animal body immunity.Chitosan oligosaccharide can regulate peculiar information the function of target cell with chemical transfer mode, play a part courier, after information is transmitted, is excluded external, safe, nontoxic, noresidue.
Chitosan oligosaccharide has the sow of improvement immunity, promotes sow intestinal health, anti-oxidant, protection liver, promote the effects such as piglet growth.
Summary of the invention
The object of this invention is to provide a kind of sow feed additive and application scheme that weaned piglet is heavy that improve.The object of the invention is to be achieved through the following technical solutions:
Improve the sow feed additive that weaned piglet is heavy, main component is chitosan oligosaccharide and carrier;
The mass content of described chitosan oligosaccharide is 5%-20%, and all the other are carrier;
Described carrier is maltodextrin.
The degree of polymerization of described chitosan oligosaccharide is 2-10, quality purity >=85%.
An application scheme for the sow feed additive that described raising weaned piglet is heavy, is specially: 80-90 days at sow gestation start, and adds after described sow feed additive in sow diets, sow is fed, until lactation finishes;
In described scheme, the addition of described sow feed additive is specially: in sow diets per ton, add 200-500 gram of described sow feed additive, preferably add 300 grams of described sow feed additives in sow diets per ton.
The invention has the beneficial effects as follows:
1, sow feed additive using method provided by the present invention is simple, and weight gain of piglets effect is remarkable.
2, sow feed additive of the present invention, not containing medicine, has no side effect to sow, noresidue after using, and environmentally safe, is a kind of novel green feed addictive simultaneously.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with embodiment, the present invention is described in further detail.But example is not as a limitation of the invention.
Embodiment 1
Improve the sow feed additive that weaned piglet is heavy, main component is chitosan oligosaccharide and maltodextrin, and wherein chitosan oligosaccharide mass content is 10%, and maltodextrin mass content is 90%.The degree of polymerization of chitosan oligosaccharide is 2-10, quality purity >=85%.
Select that parity is close, 40 of the sows that are in a good state of health, be divided at random two groups, i.e. control group and test group, every group of 20 sows.Control group fed basal diet, test group daily ration adds sow feed additive 300g/t complete diet pellet of the present invention in basal diet.Experimental period,, piglet was finished when 20 age in days wean from sow gestation 86 days.Sow feeding management carries out according to conventional program.Result of the test is as follows:
1, sow production performance data, in table 1.
Table 1 sow production performance data
From the data result of table 1, test group litter size and the young number of living are a little less than control group, but litter weight and all weight average, a little more than control group, have improved respectively 1.0% and 2.0%, and difference is all not remarkable.
2, Piglet at Lactation Period growth performance index, in table 2.
Table 2 Piglet at Lactation Period growth performance data
| ? | Control group | Test group |
| A piglet number | 90 | 90 |
| Nascent litter weight (kg) | 14.63 | 14.43 |
| Nascent counterpoise (kg) | 1.44 | 1.48 |
| Weight of weaning litter (kg) | 40.68 | 47.46 |
| Wean counterpoise (kg) | 5.42 | 6.33 |
| Average daily gain (g/d) before wean | 204.08 | 248.58 |
From the data result of table 2, compared with control group, the weight of weaning litter of test group has improved 16.67%, and wean counterpoise has improved 16.79%, significant difference; Before wean, average daily gain has improved 21.81%, significant difference.Illustrate in sow diets, add sow feed additive of the present invention significantly improved weanling pig weaning weight and wean before average daily gain, growing of piglet produced to remarkable impact.
Embodiment 2
Improve the sow feed additive that weaned piglet is heavy, main component is chitosan oligosaccharide and maltodextrin, and wherein chitosan oligosaccharide mass content is 20%, and maltodextrin mass content is 80%.Wherein the degree of polymerization of chitosan oligosaccharide is 2-10, quality purity >=85%.
Select 40 of the close healthy sows of parity, be divided at random two groups, i.e. control group and test group, every group of 20 sows.Control group fed basal diet, test group daily ration adds sow feed additive 200g/t complete diet pellet of the present invention in basal diet.Experimental period,, from sow gestation 80 days, finishes during to piglet 20 age in days wean.Feeding and management is carried out according to the normal feeding and management method of plant.Result of the test is in table 3 and table 4.
Table 3 sow production performance data
As seen from Table 3, test group is compared with control group, in litter size and birth weight, there is no significant difference, but reduce by 2.57% at four ratio control groups of weak abnormal dead-wood, illustrate that feed addictive of the present invention has significant effect to the weak abnormal dead-wood aspect that reduces fetus, can improve the body condition of fetus, have significant effect to shortening sow stages of labor simultaneously, to a certain extent sow body condition is recovered to have a facilitation, favourable to improving the reproductive performance of sow.
Table 4 suckling pig production performance
As seen from Table 4, the body weight every of test group suckling pig in the time of wean increased 740g, improved 15.1%; Every of daily gain has increased 37.11g, has improved 23.54%; Specific lobe control group when wean is many 6, and survival rate has improved 3%.Illustrate that in sow diets, adding feed addictive of the present invention has comparatively significantly effect to improving the growth performances such as suckling pig weaning weight.
Embodiment 3:
Improve the sow feed additive that weaned piglet is heavy, main component is chitosan oligosaccharide and maltodextrin, and wherein chitosan oligosaccharide mass content is 5%, and maltodextrin mass content is 95%.Wherein the degree of polymerization of chitosan oligosaccharide is 2-10, quality purity >=85%.
197 of the assorted sows of binary that selection parity is close, are divided into two groups, i.e. control group and test group, 98 sows of control group, 99 sows of test group at random.Control group fed basal diet, test group daily ration adds sow feed additive 500g/t complete diet pellet of the present invention in basal diet.Experimental period,, piglet was finished when 28 age in days wean from sow gestation 90 days.Sow feeding management carries out according to conventional program.Result of the test is as follows:
Table 5 sow production performance data
| ? | A sow number | Produce the young number (head) of living | Nest wean number (head) | Wean counterpoise (kg) |
| Control group | 98 | 9.3 | 7.9 | 7.4 |
| Test group | 99 | 10.1 | 9.2 | 8.2 |
From table 5, at sow gestation later stage daily ration and add feed addictive of the present invention lactation in daily ration, can improve sow and produce young several 0.8 alive, improve nest and wean several 1.3, can significantly improve the weaning weight of farrowed pig simultaneously, the heavy comparable control group of weaned piglet improves 0.8kg, and this is significant under modern intensive is raised pigs condition.
Because constituent of the present invention is chitosan oligosaccharide, in improving weanling pig weaning weight, sow itself is not had to toxic and side effect, in addition to environment also without any pollution, so, if this achievement is applied on a large scale, significant to the green cultivation industry development of China.The social benefit of this achievement and ecological benefits are significant.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiment, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (4)
1. improve the sow feed additive that weaned piglet is heavy, it is characterized in that, main component is chitosan oligosaccharide and carrier;
The mass content of described chitosan oligosaccharide is 5%-20%, and all the other are carrier;
Described carrier is maltodextrin.
2. a kind of sow feed additive that weaned piglet is heavy that improves according to claim 1, is characterized in that, the degree of polymerization of described chitosan oligosaccharide is 2-10, quality purity >=85%.
3. the application scheme of the sow feed additive of a raising weaned piglet weight as claimed in claim 2, it is characterized in that, be specially: 80-90 days at sow gestation start, in sow diets, add after described sow feed additive, sow is fed, until lactation finishes;
In described scheme, the addition of described sow feed additive is specially: in sow diets per ton, add 200-500 gram of described sow feed additive.
4. a kind of application scheme that improves the sow feed additive that weaned piglet is heavy according to claim 3, is characterized in that, adds 300 grams of described sow feed additives in sow diets per ton.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107466212A (en) * | 2015-01-26 | 2017-12-12 | 卡德纳生物股份有限公司 | Use the oligosaccharide composition of animal feed and its manufacture method |
| CN107647146A (en) * | 2017-11-10 | 2018-02-02 | 四川铁骑力士实业有限公司 | A kind of the first-born sow nutrition fortifier and its preparation and application |
| US11584805B2 (en) | 2014-07-09 | 2023-02-21 | Dsm Nutritional Products, Llc | Oligosaccharide compositions and methods for producing thereof |
| US11883422B2 (en) | 2015-04-23 | 2024-01-30 | Dsm Nutritional Products, Llc | Glycan therapeutic compositions and related methods thereof |
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| CN102058017A (en) * | 2009-11-16 | 2011-05-18 | 中国科学院大连化学物理研究所 | Feed additive and application thereof |
| CN103875932A (en) * | 2012-12-21 | 2014-06-25 | 中国科学院大连化学物理研究所 | Functional glycoconjugate for improving sow breeding performance |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102058017A (en) * | 2009-11-16 | 2011-05-18 | 中国科学院大连化学物理研究所 | Feed additive and application thereof |
| CN103875932A (en) * | 2012-12-21 | 2014-06-25 | 中国科学院大连化学物理研究所 | Functional glycoconjugate for improving sow breeding performance |
Non-Patent Citations (1)
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11584805B2 (en) | 2014-07-09 | 2023-02-21 | Dsm Nutritional Products, Llc | Oligosaccharide compositions and methods for producing thereof |
| CN107466212A (en) * | 2015-01-26 | 2017-12-12 | 卡德纳生物股份有限公司 | Use the oligosaccharide composition of animal feed and its manufacture method |
| US10849337B2 (en) | 2015-01-26 | 2020-12-01 | Cadena Bio, Inc. | Oligosaccharide compositions for use as animal feed and methods of producing thereof |
| US11653676B2 (en) | 2015-01-26 | 2023-05-23 | Dsm Nutritional Products, Llc | Oligosaccharide compositions for use as animal feed and methods of producing thereof |
| US11883422B2 (en) | 2015-04-23 | 2024-01-30 | Dsm Nutritional Products, Llc | Glycan therapeutic compositions and related methods thereof |
| CN107647146A (en) * | 2017-11-10 | 2018-02-02 | 四川铁骑力士实业有限公司 | A kind of the first-born sow nutrition fortifier and its preparation and application |
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Application publication date: 20141203 |