Biological activator for promoting fruit coloring, and preparation method and application thereof
A biological activation and fruit technology, applied in the field of agricultural biology, can solve the problems of lack of nutrient supplementation, inconspicuous coloring effect, and reduced fruit storability, so as to increase the rate of red fruit, prevent phytotoxicity, and increase farmers' income.
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[0036] The preparation method of the bioactivator that promotes fruit coloring of the present invention comprises the following steps:
[0037] (1) Mix 0-50g potassium dihydrogen phosphate, 350-500g dipotassium hydrogen phosphate, 0-150g potassium citrate, 0-50g potassium nitrate, 50-100g urea, 5-10g EDTA-Zn, 10-30g tetrahydrate After dissolving sodium octaborate and 1-5g boric acid in 620-680mL water, add 10-35g co-solvent to form a uniform solution A;
[0038] (2) Dissolving 1-3g genistein in 10-30mL 75-100% ethanol solution to form a uniform solution B;
[0039] (3) Dissolve 10-30g levulinic acid, 2-8g methionine, 5-15g glutamic acid, 2-8g phenylalanine, 2-8g chitooligosaccharide in 25-50mL 15-25% potassium hydroxide solution , forming a homogeneous solution C;
[0040] (4) Mix and react the solution A and solution C at 45-50°C for 0.5-1h, pour into solution B and mix evenly, then add 5g of surfactant, after mixing evenly, set the volume to 1000mL to obtain biological Ac...
Embodiment 1
[0052] The preparation method of the described bioactivator that promotes fruit coloring comprises the following steps:
[0053] (1) Weigh 25g of potassium dihydrogen phosphate, 440g of dipotassium hydrogen phosphate, 25g of potassium nitrate, 100g of potassium citrate, 80g of urea, 4g of EDTA-Zn, 10g of sodium octaborate tetrahydrate, 1g of boric acid dissolved in 680mL of water, and then add 10g co-solvent PVP, mixed into a uniform solution A;
[0054] (2) Weigh 2 g of genistein and dissolve it in 20 mL of 95% ethanol to form a uniform solution B;
[0055] (3) Weigh 20 g of levulinic acid, 5 g of methionine, 10 g of glutamic acid, 5 g of phenylalanine, and 5 g of chitosan oligosaccharide and dissolve them in 50 mL of 15% potassium hydroxide solution to form a uniform solution C;
[0056] (4) Mix and react solution A and solution C at 45°C for 0.5h, then pour into solution B, and stir while adding to make the three mixed evenly, then add 5g of surfactant APG and betaine in t...
Embodiment 2
[0060] The preparation method of the described bioactivator that promotes fruit coloring comprises the following steps:
[0061] (1) Weigh 50g of potassium dihydrogen phosphate, 450g of dipotassium hydrogen phosphate, 50g of potassium nitrate, 100g of potassium citrate, 75g of urea, 8g of EDTA-Zn, 20g of sodium octaborate tetrahydrate, and 2g of boric acid, dissolve them in 650mL of water, and then add 15g Co-solvent sorbitol, mixed into a uniform solution A;
[0062] (2) Weigh 3 g of genistein and dissolve it in 25 mL of 95% ethanol to form a uniform solution B;
[0063] (3) Weigh 10g of levulinic acid, 8g of methionine, 5g of glutamic acid, 8g of phenylalanine, and 2g of chitosan oligosaccharide and dissolve them in 35mL of 20% potassium hydroxide solution to form a uniform solution C;
[0064] (4) After mixing and reacting solution A and solution C at 50°C for 1 hour, pour into solution B, stir while adding, mix the three evenly, then add 5 g of alkyl glucoside and betaine...
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