Vegetable seed pesticide seed dressing tips:
First, the advantages and disadvantages of seed dressing method
1. Advantages: It is suitable for processing large quantities of seeds, with short time and high efficiency; it has disinfection effect on seeds itself, long-term effect; seed treatment time is flexible, and can be used after seed harvesting or during seed storage. Or before sowing.
2. Disadvantages: The inside of the seed cannot be disinfected, and the treated seeds are not suitable for soaking and germination before sowing.
Second, commonly used drugs, methods of use and control objects
1. Seed dressing with 50% captan WP, the dosage is 0.2% of seed weight, and prevent and cure eggplant verticillium wilt, blight , brown streak disease. The dosage is 0.4% of the seed weight to control tomato wilt and leaf mold.
2, using seed dressing double wettable powder, the dosage is 0.2% of the weight of the seed, to prevent the bacterial disease of the Solanaceae vegetable seedlings, the cabbage disease, the winter melon disease. The dosage is 0.3% of the weight of the seed, and the soybean root rot, melon wilt, cabbage bruise and carrot black spot, black rot, etc. are controlled.
3. Seed dressing with 35% metalaxyl seed treatment agent, the dosage is 0.2% of the seed weight, and control the downy mildew of vegetable soybean, broad bean, green onion, onion, cruciferous vegetables and the like.
4. Seed dressing with 50% Fumei double wettable powder, the dosage is 0.2% of seed weight, and control radish black rot, green onion and onion smut. The dosage is 0.25% of the weight of the seed, and the eggplant, melon, cabbage, broccoli, lettuce, broad bean and the like are prevented from blighting and smashing. The dosage is 0.3-0.4% of the weight of the seed, and the anthracnose, powdery mildew , downy mildew and kidney bean anthracnose are controlled.
5. Seed dressing with 75% chlorothalonil wettable powder, the dosage is 0.2% of the seed weight, and control pea root rot , cabbage mites, carrot black spot and so on.
6. Seed dressing with 70% mancozeb wettable powder, the dosage is 0.2-0.3% of the weight of the seed, and prevent and cure the cabbage disease. The dosage is 0.3% of the weight of the seed, and it is used to control carrot black spot, black rot, and spot disease. The dosage is 0.4% of the seed weight to control the black spot of cruciferous vegetables.
7. Seed dressing with 65% daisen zinc wettable powder, the dosage is 0.3% of the weight of the seed, and prevent and cure blackberry root disease and cabbage downy mildew.
8. Seed dressing with 50% chlorhexidine wettable powder, the dosage is 0.2-0.3% of the weight of the seed, and prevent and cure cabbage black spot, white spot disease, melon leaf blight, capsicum sclerotium disease and the like.
9. Seed dressing with 58% metalaxyl manganese-zinc wettable powder, the dosage is 0.3% of the weight of potato seed potato, to prevent late blight .
Third, matters needing attention
1. The seed or powder should be uniformly adhered to the surface of the seed during seed dressing.
2, the ratio of the amount of medication to the amount of seeds should be appropriate. When the powder is used for seed dressing, the weight of the powder is generally 0.2-0.3% of the weight of the dry seed; when the seed dressing is used, the dosage is generally about 2% of the weight of the dried seed.
Safety Jacket is a fantastic modern garment. They are warm, rugged, durable and perfect for a wide variety of working conditions, where functionality, durability and freedom of movement are paramount. We have fused these attributes with outstanding high visibility performance to create an exceptional garment for the modern workforce. This kind of vest always have well-designed semi-concealed front pockets which are great for storage or warming your hands.
Safety Jacket
Safety Jacket,Safety Garment,Hi Vis Waterproof Jacket,Hi Vis Jacket
Xinxiang Zhongke Reflective Material Co., Ltd. , http://www.zkprotective.com