Rice seed treatment and chemical weeding technology in Putian
1. Control against bakanae and dry acanthosis in rice; use 1 packet of soaking seed oil (2ml) or 1.5% carbendazim wettable powder (8g) or 25% to make 100g of EC. (2 ml); first stir the paste into a paste with a little water, dilute 6 kg of water and mix 5 kg of rice after soaking. Soaking for 2 or 3 days after soaking can direct germination or sowing. 2. In the germinal area of ​​stripe leaf blight and in the recurrence area of ​​rice planthoppers in previous years, 10% imidacloprid wettable powder 2 to 3 grams of seed dressing can be used for one-kilogram prevention. 3. In order to prevent rats and hamsters from harming rice seeds, 35% butyl thiocarbamate dry mix agent (10-12g) can be used. After germination and whitening of seeds, one kilogram of grain is mixed and treated to effectively prevent rat and bird damage.
Second, Putian chemical weeding planted in Putian after the collapse, the mu can be used with 17.2% of pupicide powder 200 ~ 250g or 10% pyrisulfuron 10 ~ 15g watered 40 kg uniform spray; No repeated spraying, the weeds kept moist after the medicine, and we used weedicide in the vicinity of the fields.
Third, after the sowing of the chemical weeds and shoots in the valley, the mu can be sprayed with 17.2% of pups 200~250g or 10% pyrazosulfuron 10~15g with water 40kg, and can also be selected after sowing 2~5. Within 4 days, 40% of the live WP WP was mixed with 40 kg of water, evenly sprayed, but the seeding of the blind grain must be used during the needle period to prevent phytotoxicity. In the case of early weed incompatibility, after the three-leaf stage of seedlings, 50% of Shenmu 30g watered with 40 kg of water was sprayed on the seedlings. The surface water should be drained before application and kept wet for 1 to 2 days before rehydration. And hold shallow water for more than 5 days.
The screw system contains cortical screw, cancellous screw and Cannulated Screw. Torx and Hex pattern are available. The material is Alloy Titanium or Stainless Steel. The screw use asymmery thread to increase the holding force. Locking screw use four-thread design for quick screw fixing. The screw has self-taping and self-drilling features.
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