Inducing agent for rice blast resistance
A technology of rice blast resistance and inducer, which is applied in the direction of fungicides, biocides, biocides, etc., can solve problems such as adverse effects on human health, loss of resistance of new disease-resistant varieties, and increased pesticide residues. To achieve the effect of preventing and rice blast, protecting the agricultural ecological environment and human health, and reducing the amount of use
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Embodiment 1
[0025] Embodiment 1: Prepare the inducer of rice blast resistance according to the following steps
[0026] (1) Take the following components in parts by weight: 0.75g of sodium nitroprusside with a mass concentration of 99.5%, 3.00g of salicylic acid with a mass concentration of 99.5%, 1.50g of chitosan oligosaccharide with a mass concentration of 95%, and 1.00g of potassium iodide with a mass concentration of 99.9%. ;
[0027] (2) Dissolve salicylic acid with ethanol, the dissolution ratio is 1.00g mass concentration 99.5% salicylic acid is dissolved in 3ml ethanol;
[0028] (3) Dissolve sodium nitroprusside in water, the dissolving ratio is 1.00g, mass concentration 99.5% sodium nitroprusside is dissolved in 10ml;
[0029] (4) Add chitosan oligosaccharide to the sodium nitroprusside solution, and fully stir to dissolve;
[0030] (5) Add potassium iodide to the mixed liquid in step (4), and fully stir to dissolve;
[0031] (6) Add the salicylic acid ethanol solution obtai...
Embodiment 2
[0038] Embodiment 2: Prepare the inducer of rice blast resistance according to the following steps
[0039] (1) Take the following components in parts by weight: 1.00g of sodium nitroprusside with a mass concentration of 99.5%, 4.50g of salicylic acid with a mass concentration of 99.5%, 2.00g of chitosan oligosaccharide with a mass concentration of 95%, and 1.25g of potassium iodide with a mass concentration of 99.9%. ;
[0040] (2) Dissolve salicylic acid with ethanol, the dissolution ratio is 1.00g mass concentration 99.5% salicylic acid is dissolved in 3ml ethanol;
[0041] (3) Dissolve sodium nitroprusside in water, the dissolving ratio is 1.00g, mass concentration 99.5% sodium nitroprusside is dissolved in 10ml;
[0042] (4) Add chitosan oligosaccharide to the sodium nitroprusside solution, and fully stir to dissolve;
[0043] (5) Add potassium iodide to the mixed liquid in step (4), and fully stir to dissolve;
[0044] (6) Add the salicylic acid ethanol solution obtai...
Embodiment 3
[0051] Embodiment 3: Prepare the inducer of rice blast resistance according to the following steps
[0052] (1) Take the following components in parts by weight: 1.25g of sodium nitroprusside with a mass concentration of 99.5%, 6.00g of salicylic acid with a mass concentration of 99.5%, 3.00g of chitosan oligosaccharide with a mass concentration of 95%, and 1.00g of potassium iodide with a mass concentration of 99.9%. ;
[0053] (2) Dissolve salicylic acid with ethanol, the dissolution ratio is 1.00g mass concentration 99.5% salicylic acid is dissolved in 3ml ethanol;
[0054] (3) Dissolve sodium nitroprusside in water, the dissolving ratio is 1.00g, mass concentration 99.5% sodium nitroprusside is dissolved in 10ml;
[0055] (4) Add chitosan oligosaccharide to the sodium nitroprusside solution, and fully stir to dissolve;
[0056] (5) Add potassium iodide to the mixed liquid in step (4), and fully stir to dissolve;
[0057] (6) Add the salicylic acid ethanol solution obtai...
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