Product Specification:
Chemical formula :C14H25N3O9
Density:1.2554
molecular weight:379.36
Appearance:White needle or flake crystals
CAS logon number :6980-18-3
kasugamycin TC 92%
14-21 days
Packing: 1kg/bag, 25kg/drum, customized
Agricultural fungicide. It has excellent control and treatment effects on rice blast on rice. Prevention and treatment of watermelon bacterial leaf spot, peach flow gum disease, scab, perforation and other diseases have special effects.
Physicochemical properties
Melting point (°C): 236-239 (decomposition); Hydrochloride salt: 202-204 (decomposition)
Properties: pure product is white crystal; the hydrochloride is white needle or flaky crystal with sweet taste.
Dissolution: pure products insoluble in organic solvents, dissolved in water at 25 °C 12.5% (W / V); hydrochloride soluble in water, soluble in methanol, ethanol, acetone, benzene and other organic solvents.Application area:
Agricultural fungicide. It has excellent control and treatment effects on rice blast on rice. Application of rice at the heading stage and the grain filling stage had no effect on fruit setting. For the control of rice blast and chestnut disease, use a concentration of 40r, such as 6000r/g wettable powder, add 75kg of water per 50g of powdered powder, spray about 1 mu; when Ye Wei reaches level 2, spray it, if it is severe, it should be first Spray again about 7 days after spraying. Prevention of panicle blast in the rice field when about one-third of the ear when spraying; severe panicle blast, in addition to spraying outside the cracking period, also spraying a drug at full bloom. 0.4% powder can be directly sprayed and applied at a dose of 1.5kg per acre. It is best to apply the pesticide in the morning and evening when there is dew, so that the powder can stick on rice plants. In the tests that have been found, kasugamycin controls tomato leaf mold 20 ml pot of water to prevent watermelon bacterial leaf spot disease, peach tree flow gum disease, scab disease, punch disease and other diseases have special effects.
Usage:
It is mainly used for spraying and irrigating roots. It starts to be used at the beginning of the disease and the second time after 7-10 days. It can be used twice.
(1) Control cucumber anthracnose, bacterial angular spot, spray with 2% water 400-750 times.
(2) Control of tomato leafy mildew, gray mold, cabbage black rot, spray with 2% water solution 550-1000 times.
(3) To control cucumber wilt disease, irrigate the roots with 2% water solution 50-100 times, spray neck or spray disease.
(4) Control rice blast, use 2% water solution 500-600 times spray, 7-10 days after the second medication.
(5) Kasugamycin is an ideal agent for preventing and treating a variety of bacterial and fungal diseases, and has functions of prevention, treatment, and growth regulation. It is not only a special antibiotic for the control of rice blast, but also rice thin strip disease, citrus flow gum disease, skin disease, kiwifruit canker disease, pepper bacterial scab, celery early blight, bean fauna, white spot disease, etc. There is a good control effect.
Packaging and storage
Small packages are packed in double-layer plastic bags, each bag is 250g;Large-size carton boxes are used, each containing 10kg. When storing and transporting, it should be waterproof and moisture-proof, and should not be stored together with alkaline substances, and should be placed in a cool and dry place.
The agent is easy to be ineffective in alkaline solution; the agent can be used with the device; adding 0.2% neutral adhesive can improve the control effect; the rain should be sprayed within 8 hours after spraying.