Selenium-rich Chinese toon sprouts and production method thereof
A technology of selenium-enriched Chinese toon and its production method, which is applied in botany equipment and methods, seed and rhizome treatment, soilless cultivation, etc., can solve problems such as toxic and side effects, and achieve the effect of improving selenium enrichment and disease resistance
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[0014] Below in conjunction with embodiment the invention is described in further detail.
[0015] 1) Preparation of selenium-enriched bacterial agent
[0016] Preparation method of fermentation medium: take 150mg sodium selenite, 40g glucose, 7.5g peptone, 9g urea, 5g yeast extract, 0.4g NaHCO 3 , lg NH 4 Cl, 0.2g K 2 HPO 4 、2.O CH 3 COONa, 0.2g MgSO 4 ·7H 2 O, 2.0g NaCl and 10ml trace element solution were dissolved in water and the volume was adjusted to 1000ml; the fermentation medium was sterilized at 115°C for 20min. The fermentation medium can be of pH 6.7-7.2.
[0017] The preparation method of trace element solution: take 0.5g H 3 BO 3 , 400mg MnSO 4 , 60mg ZnSO 4 ·7H 2 O, 180mg NaMoO 4 2H 2 O and lOmg Ca(NO 3 ) 2 2H 2 O, dissolved in water and adjusted to 250ml.
[0018] Add 160L of fermentation medium to the fermenter, and then inoculate Rhodobacter capsulata AYGHJ-16 (CCTCC NO: M 2011377); fermentation conditions: temperature control at 30°C, carb...
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