CN104824377A - Heat-stress-resistant breeding promotion composite additive for sows - Google Patents
Heat-stress-resistant breeding promotion composite additive for sows Download PDFInfo
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- CN104824377A CN104824377A CN201510278111.3A CN201510278111A CN104824377A CN 104824377 A CN104824377 A CN 104824377A CN 201510278111 A CN201510278111 A CN 201510278111A CN 104824377 A CN104824377 A CN 104824377A
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Abstract
The invention provides a heat-stress-resistant breeding promotion composite additive for sows. The heat-stress-resistant breeding promotion composite additive is made of tea polyphenol, betaine, NCG (N-carbamylglutamate), VC (vitamin C), VE (vitamin E), electrolyte, biotin and folic acid. By combination of compositions with different functions, heat stress resistance of the sows can be effectively improved, and consequently fertility of the sows can be improved. The heat-stress-resistant breeding promotion composite additive is high in social benefits and economic benefits and suitable for popularization and application.
Description
Technical field
The present invention relates to a kind of feed addictive, be specifically related to have that anti-heat stress urgees breeding function meets feed addictive.
Background technology
Over nearly 10 years, America and Europe etc. provides number pigs weaned in every, developed country sow year of raising pigs generally more than 22, and improve 1 times before almost than 30 years, part pig farm has even reached every sow and produced 30 weanling pigs every year.2011, to raise pigs the highest Denmark of level as the whole world, before its Growth Results, the pig farm sow year weanling pig of 25% on average reached 31.5, and the pig farm PSY of Growth Results inverse 25% also has 25.9.2012, number pigs weaned is provided to be 24.8 in U.S. pig farm sow year.And provide number pigs weaned to continue to hover at 15 ~ 17 in China sow year, good large-scale pig farm provide weanling pig also at about 20 in sow year.Domestic sow reproductive efficiency continues the bottleneck problem lowly having become puzzlement large scale of pig farm, but also illustrates that China's sow breeding production exists sizable room for promotion simultaneously.
In Swine Production, when it is generally acknowledged environment mean temperature more than 25 DEG C, namely sow is in heat stress state (Renaudeau et al., Effects of exposure to high ambient temperature and dietaryprotein level on sow milk production and performance of piglets.Journal of AnimalScience, 2001,79 (6): 1540-1548.), and when the humidity increases, heat stress is more obvious.Heat stress can make the rising of sow body temperature, respiratory rate is accelerated, and under continuous high temperature, pig even there will be hot panting; The feed intake of sow declines; Reduce milk yield of sow; Reduce piglet growth speed; Increase the nonproductive number of days of sow (Williams et al., Effects of a controlled heat stress during late gestation, lactation, and after weaning on thermoregulation, metabolism, and reproduction of primiparoussows.Journal of Animal Science, 2013,91 (6): 2700-2714.); Significantly affect sow reproductive performance, comprise out of heat, parturition rate reduction, few (the Bertoldo et al. of litter size, Seasonal variation inthe ovarian function of sows.Reproduction, Fertility and Development, 2012,24 (6): 822-834) etc.
Up to the present, had the feed addictive of multiple anti-heat stress, these additives totally have better anti-heat stress effect, but still can not meet current demand.Existing basis is improved the effect that sow anti-heat stress is urged to breed, more and more difficult.
Summary of the invention
The object of the invention is to for above-mentioned deficiency, a broad sow anti-heat stress short breeding compound additive is provided.
For achieving the above object, the present invention adopts following technical scheme:
One broad sow anti-heat stress short breeding compound additive, it comprises following composition: Tea Polyphenols, betaine, NCG, Vc, VE, Nai Keshu, biotin and folic acid.
Preferably, described compound additive comprises the composition of following weight portion: Tea Polyphenols 50-70, betaine 500-1500, NCG 300-500, Vc 300-500, VE 100-200, Nai Keshu 500-1500, biotin 0.2-0.6 and folic acid 5-15.
More preferably, described compound additive comprises the composition of following weight portion: Tea Polyphenols 50, betaine 1000, NCG 400, Vc 400, VE150, Nai Keshu 1000, biotin 0.4 and folic acid 10.
The present invention goes back the feed of providing package containing above-mentioned compound additive further.
In the present invention, Tea Polyphenols is natural antioxidant, has high-efficiency antioxidant, antibacterial sterilization function, can protect feed nutrient, strengthen disease resistance of livestock and poultry.Betaine can be used as methyl donor part and replaces choline and methionine, also has the effect of the aspects such as osmotic pressure in control agent.NCG, Vc, Ve and Nai Keshu etc. have the effect of certain anti-heat stress.Biotin is as the coenzyme of carboxylase system, and the metabolism of biotin to carbohydrate, lipid and protein has important function, can improve weaned piglets.Folic acid participates in the synthesis of purine and pyrimidine, assists the mutual conversion of glycine and serine, the degraded of histidine and the synthesis of methionine, has anti-oxidant and effect that is develop immunitypty.
The present invention studies discovery, Tea Polyphenols, betaine, NCG, Vc, VE, biotin, folic acid and Nai Keshu is carried out be used in combination in anti-heat stress and promotes that sow proliferation there occurs synergy.By Tea Polyphenols, betaine, NCG, Vc, VE, biotin, folic acid and Nai Keshu group with use, its effect is far above using separately.Compound additive of the present invention can improve the effect that sow anti-heat stress is urged to breed further, has good Social benefit and economic benefit.
Detailed description of the invention
Following examples are used for further illustrating the present invention, but should not be construed as limitation of the present invention.Under the prerequisite not deviating from the present invention's spirit and essence, modification made for the present invention or replacement, all belong to category of the present invention.
If no special instructions, Tea Polyphenols in the present invention, betaine, NCG, Vc, VE, biotin, folic acid and Nai Keshu are feed grade product, Nai Keshu is produced by Genifarm (Guangzhou) Technology Inc., and product authentication code is that Guangdong is raised and added word (2011) 198003.
The configuration of embodiment 1 compound additive
Tea Polyphenols 50g, betaine 1000g, NCG 400g, Vc 400g, VE 150g, Nai Keshu 1000g, biotin 0.4g and folic acid 10g.
The configuration of embodiment 2 compound additive
Tea Polyphenols 30g, betaine 1500g, NCG 300g, Vc 500g, VE 100g, Nai Keshu 1500g, biotin 0.2g and folic acid 15g.
The configuration of embodiment 3 compound additive
Tea Polyphenols 70g, betaine 500g, NCG 500g, Vc 300g, VE 200g, Nai Keshu 500g, biotin 0.6g and folic acid 5g.
Embodiment 4 anti-heat stress is tested
In this example, Tea Polyphenols, betaine, NCG, Vc, VE, biotin, folic acid and Nai Keshu are carried out grouping experiment, wherein A group is only containing Nai Keshu, B group is containing Tea Polyphenols, betaine, NCG, Vc, VE, biotin, folic acid, and C group is containing Tea Polyphenols, betaine, NCG, Vc, VE, biotin, folic acid and Nai Keshu (being equivalent to the combination of A group and B group).Additive B, C, D, E differ greatly because of physical features between various raw material, have therefore selected fermented bean dregs and litter shell powder suitably to dilute preparation as carrier.The proportioning of 5 kinds of compound additives is as shown in table 1.
Table 1 sow anti-heat stress composite feed additive preparation unit: g/t
Compound additive A ~ E totally 5 groups of impacts on sow reproductive performance experiment carries out on pig farm, Shunyi, Beijing, establishes 5 test group and 1 control group respectively, control group fed basal diet, and test group daily ration of feeding is as shown in table 2.Record humiture, litter size, number born alive, weigth at birth, 21 ages in days young number, 21 age in days litter weights alive respectively, calculate the data such as the individual counterpoise of birth, 21 ages in days individual counterpoise, 21 age in days survival rates, wean-inter oestrual periods.
Table 2 compound additive A ~ E feeding experiment designs
Duration of test temperature on average is 28 degree, daily maximum temperature average out to 34 degree, and wherein daily maximum temperature is 28 days higher than the number of days of 30 DEG C; Medial humidity is 62%.Visible, duration of test sow is in heat stress state.
Compound additive A ~ E is as shown in table 3 on the impact of sows farrowing performance after adding.Compound additive can increase number born alive in various degree, and the litter size wherein obtained with compound additive C is significantly more than other 5 groups, and number born alive and weigth at birth are significantly higher than control group and A, B group (P<0.05); Produce live young rate and nascent individual counterpoise respectively organize between without significant difference (P>0.05).
Table 3 compound additive A ~ E is on the impact of sows farrowing performance
Note: the different lowercase alphabet of same row shows significant difference (P<0.05).
After the wean of compound additive A ~ E group test sow, production performance is as shown in table 4.Compound additive group weans young number generally higher than control group, wherein maximum with the young number of the wean of compound additive C acquisition, D, E group is taken second place, be significantly higher than control group and additive A, B group (P<0.05), compound additive C group obtains maximum litter weights, be significantly higher than control group and other 4 additive groups (P<0.05), compound additive B, C, D, E group weaned piglet counterpoise is also significantly higher than control group and additive A group (P<0.05).The hot and humid weather of duration of test causes comparatively serious heat stress to sow really, and ratio of oestrusing in control group sow wean 10d is only about 70%.The application of compound additive can significantly improve sow wean Oestrus rate (P<0.05), wherein remarkable with the effect of compound additive C, substantially increase the ratio (P<0.01) of oestrus of sow in wean 10d.
Table 4 compound additive A ~ E is on the impact of sow production performance after wean
Note: the different lowercase alphabet of same row shows significant difference (P<0.05), and different capitalization represents significant difference (P<0.01).
As can be seen from above result of study, the interpolation of compound additive obviously can improve sow breeding production performance, especially stress under environmental condition at summer fever.Wherein best with the effect of compound additive C.
Demonstrated on pig farm, In Shunyi District of Beijing by compound additive C, result also demonstrate that compound additive C can increase sow number born alive, and shortens wean inter oestrual period.
The demonstration work of compound additive C is carried out on pig farm, Shunyi District, selection of time temperature and humidity the highest 7, August, with the addition of the compound additive C of 0.32% in period demonstration group sow gestation and lactation daily ration.Demonstration effect is as shown in table 5, and compared with control group, compound additive C significantly can increase number born alive 0.85 (P<0.05), significantly increases wean and survives several 1.13 (P<0.05); After wean, the wean-inter oestrual period of 7d, 10d, 21d shortens 1.13d (P<0.01), 1.32d (P<0.01), 2.09d (P<0.01) respectively; 7d, 10d, 21d wean Oestrus rate improves 16.23% (P<0.01), 8.79% (P<0.05), 2.31% (P>0.05) respectively.
Pig farm, Shunyi, table 5 Beijing compound additive C result of use
Note: show significant difference (P<0.05) with the different lowercase alphabet of a line, different capitalization represents that difference extremely significantly (P<0.01).
Claims (5)
1. a broad sow anti-heat stress short breeding compound additive, it comprises following composition: Tea Polyphenols, betaine, NCG, Vc, VE, Nai Keshu, biotin and folic acid.
2. compound additive according to claim 1, it is characterized in that, it comprises the composition of following weight portion: Tea Polyphenols 50-70, betaine 500-1500, NCG 300-500, Vc 300-500, VE 100-200, Nai Keshu 500-1500, biotin 0.2-0.6 and folic acid 5-15.
3. compound additive according to claim 1, is characterized in that, it comprises the composition of following weight portion: Tea Polyphenols 50, betaine 1000, NCG 400, Vc 400, VE 150, Nai Keshu 1000, biotin 0.4 and folic acid 10.
4. the feed containing compound additive described in any one of claims 1 to 3.
5. the compound additive described in any one of claims 1 to 3 or feed according to claim 4 are promoting the application in sow breeding.
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Cited By (3)
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| CN108497186A (en) * | 2018-03-23 | 2018-09-07 | 广东新南都饲料科技有限公司 | A kind of additive premix improving sow reproductive performance |
| CN109549000A (en) * | 2018-12-20 | 2019-04-02 | 江苏久久和牧农牧科技有限公司 | A kind of perinatal period sow nutritional supplement and preparation method thereof |
| CN110368132A (en) * | 2019-06-24 | 2019-10-25 | 华中农业大学 | A kind of raising cow in summer estrus synchronization-timing semen deposition effect processing method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108497186A (en) * | 2018-03-23 | 2018-09-07 | 广东新南都饲料科技有限公司 | A kind of additive premix improving sow reproductive performance |
| CN109549000A (en) * | 2018-12-20 | 2019-04-02 | 江苏久久和牧农牧科技有限公司 | A kind of perinatal period sow nutritional supplement and preparation method thereof |
| CN110368132A (en) * | 2019-06-24 | 2019-10-25 | 华中农业大学 | A kind of raising cow in summer estrus synchronization-timing semen deposition effect processing method |
| CN110368132B (en) * | 2019-06-24 | 2020-09-15 | 华中农业大学 | Treatment method for improving synchronous estrus-timing insemination effect of dairy cows in summer |
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