Compound premix for quick delivery and postpartum recovery of sow and preparation process thereof
A compound premix, postpartum rehabilitation technology, applied in application, animal feed, animal feed, etc., can solve the problems of reducing animal immune function, blood system damage, unable to solve postpartum infection, etc., to reduce the rate of fetal diarrhea and childbirth. Resistance, the effect of improving disease resistance
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[0042] A. Preparation of Thymus Extract:
[0043] a. Thaw the thymus from a healthy animal, remove the fat, and mince;
[0044] b. Hydrolysis: Add double the amount of water to 1 kg of thymus, heat to 40-60°C, add compound enzyme 2000-3000 U, add 40% sodium hydroxide solution to adjust the pH value to 7.5-9.0, and enzymatically hydrolyze for 10 hours;
[0045] c. Inactivation: take the hydrolyzate, heat it to 100°C, and keep it warm for 10 minutes to obtain the thymus extract, put it in an airtight container, and cool it for later use;
[0046] B. Preparation of rabbit muscle extract:
[0047] a. Slaughter healthy rabbits, peel them quickly, take the back muscles and leg muscles, put them in cold water at 0-4°C or freeze them in the refrigerator, and mince them;
[0048] b. Alcohol treatment: put the minced rabbit muscle in 2-3 times the amount of ice ethanol, stir for 30 minutes, filter, take the filter residue and add 2-3 times the amount of ice ethanol, stir for 30 minute...
Embodiment 1
[0052] 1.1 Test material
[0053] 1.1.1 Test animals and feed
[0054] 1.1.1.1 Perinatal sows for experimentation: grown-up (binary hybrid).
[0055] 1.1.1.2 Basic ration:
[0056] Sows: Diet design refers to NRC (1998) pig nutritional requirements and Chinese pig feeding standards.
[0057] Corn, fish meal, soybean meal, wheat bran, trace elements. Hunan Xiangjiuyang Feed Co., Ltd.
[0058] Test drugs and reagents
[0059] 1.1.2.1 Composite premix (liquid) for rapid farrowing and postpartum rehabilitation of sows: developed and produced for Hunan Shengyakai Biotechnology Co., Ltd.
[0060] Prescription: By weight percentage, it consists of the following components: thymus extract 12%, rabbit muscle extract 7.5%, brown sugar 20%, potassium sorbate 0.5%, water 60%.
[0061] 1.1.2.2 Combination antibiotics (Kehara net + doxycycline + amoxicillin).
[0062] Netehara: Shanghai Novartis;
[0063] Doxycycline: Hebei Jiupeng;
[0064] Amoxicillin: Zhuhai Federati...
Embodiment 2
[0087] 2.1 Test material
[0088] 2.1.1 Test animals and feed
[0089] 2.1.1.1 Experimental Perinatal sows: for growing up (binary hybrid).
[0090] Basic ration:
[0091] Sows: Diet design refers to NRC (1998) pig nutritional requirements and Chinese pig feeding standards.
[0092] Corn, fish meal, soybean meal, wheat bran, trace elements. Hunan Zhenghong Technology Development Co., Ltd.
[0093] Test drugs and reagents
[0094] 2.1.2.1 Sow peripartum feed additive (liquid): developed and produced for Hunan Shengyakai Biotechnology Co., Ltd.
[0095] Prescription: By weight percentage, it consists of the following components: thymus extract 12%, rabbit muscle extract 7.5%, brown sugar 20%, potassium sorbate 0.5%, water 60%.
[0096] Ligao (lincomycin hydrochloride, spectinomycin sulfate soluble powder): Pfizer Suzhou Animal Health Co., Ltd.
[0097] experiment method
[0098] 2.2.1 Test grouping and processing
[0099] 2.2.1.1 Grouping of experimenta...
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