A feed addictive, its preparation process and use
A feed additive and production process technology, applied in the direction of animal feed, animal feed, application, etc., can solve the problems of cumbersome use process, uneven quality, and late start of biological feed additives.
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Embodiment 1
[0118] Production of each fermentation broth:
[0119] 1. Inoculate the parent species of photosynthetic bacteria Rhodopseudomonas palustris in primary medium (MgSO4) 4 ·7H 2 O 0.2g, (NH 4 ) 2 SO 4 1.0g, NaHCO 3 5.0g, K 2 HPO 4 0.5g, NaCl 0.2g, peptone 1.5g; dissolve each component in 400ml distilled water, use H 3 PO 4 and Na 2 CO 3 Adjust pH to 7.1, add distilled water to 1000ml, and sterilize at 115°C for 10 minutes. ), at a temperature of 30°C and a light intensity of 3000 lux for 7 days, to obtain a first-class strain;
[0120] The primary strains were inoculated into the secondary medium (sodium acetate 3 g, NaCl 0.1 g, (NH 4 ) 2 SO 4 0.3g, MgSO 4 0.2g, KH 2 PO 3 0.5g, K 2 HPO 3 0.3g, ferric ammonium citrate 7ml, peptone 1.2g, distilled water to make up to 1000ml, with H 3 PO 4 and Na 2 CO 3 Adjust pH to 7.2. ), add a small amount of glass beads to the culture container before inoculation, and cultivate for 8 days at a temperature of 30 °C an...
Embodiment 2
[0143] Production of each fermentation broth:
[0144] 1. Inoculate the parent species of photosynthetic bacteria Rhodopseudomonas palustris in primary medium (MgSO4) 4 ·7H 2 O 0.2g, (NH 4 ) 2 SO 4 1.0g, NaHCO 3 5.0g, K 2 HPO 4 0.5g, NaCl 0.2g, peptone 1.5g; dissolve each component in 400ml distilled water, use H 3 PO 4 and Na 2 CO 3 Adjust pH to 7.2, add distilled water to 1000ml, and sterilize at 115°C for 10 minutes. ), at a temperature of 34°C and a light intensity of 3000 lux for 7 days, to obtain a first-class strain;
[0145] The primary strains were inoculated into the secondary medium (sodium acetate 3 g, NaCl 0.1 g, (NH 4 ) 2 SO 4 0.3g, MgSO 4 0.2g, KH 2 PO 3 0.5g, K 2 HPO 3 0.3g, ferric ammonium citrate 7ml, peptone 1.2g, distilled water to make up to 1000ml, with H 3 PO 4 and Na 2 CO 3 Adjust pH to 7.2. ), add a small amount of glass beads to the culture container before inoculation, and cultivate for 10 days at a temperature of 34 °C a...
experiment example 1
[0167] Experimental Example 1: The feed additive of the present invention improves the environment test of poultry and livestock houses
[0168] harmful gas
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