The Cordless 20V 4Ah Jigsaw is used for Cutting Wood, Plastic Tube, Aluminum Bar, with 6 speed, 4 Pendulum Settings, Bevel Cutting 47°. No burrs with good blade.
The Cordless Jigsaw is convenient to use at anywhere, wireless power supply, Battery is rechargeable.
The Cordless Jigsaw is the wood working power tools, Perfect for cutting curve, hole digging,can cut 3cm circle.
Portable Cordless Jigsaw With variable speed, 0-2400rpm, for different material cutting.
The Cordless Jigsaw cutting Capacity: Wood:80mm, steel:10mm
The Cordless Jig Saw with 4 Pendulum, 0 setting for metal, 1 setting for wood, 2-3 setting for soft wood.
Quick clamp chuck.
20V Cordless Jig Saw,Cordless Jigsaw,Portable Cordless Jigsaw,Cordless Jig Saw with 4 Pendulum Ningbo Brace Power Tools Co., Ltd , https://www.cnbrace.com
Grafting disease prevention and utilization grafting technology has a significant effect on controlling soil-borne diseases. If the black seed pumpkin is grafted with cucumber, the control of wilt is up to 95%. Eggplant grafting can better control the occurrence of Verticillium wilt. The same watermelon graft can prevent blight.
The use of silver-gray reflective film or shading net to drive the silver-gray film in the field and the silver-gray film strips in the greenhouse vents can repel the locusts from flying and poisoning, reducing the occurrence of viral diseases. The use of silver-gray shade nets in the sheds also has a driving effect.
The yellow plate traps the shed indoor hanging yellow board, and the board is coated with waste engine oil. Note that the yellow board should be higher than the top of the plant to trap the mites and white meal.
The Trichogramma is released from the insect control shed to control cabbage caterpillars, tobacco budworms, and cotton bollworms.
Using insect pollination to pollinate in the greenhouse where cucumbers and tomatoes are grown, to prevent falling flowers and melons, to avoid the use of 2,4-D and other hormones, and to increase the fruit setting rate of vegetables.
Bagging and cultivating bagged vegetables are free of pesticides and have excellent varieties. The yield is high and the benefit is good. For example, after cucumber bagging, the yield is increased by 10%, and the cucumber bagging is beneficial to the formation of vitamin C, the shelf life is long, the storage is resistant, and the pesticide pollution is directly blocked.
The treatment of white wine with 60 ° C white wine, formulated into 50-60 times liquid, can effectively control cucumber aphids, and the cost of the mu is similar to the chemical control.
Laying insect-proof nets to cover insect-repellent nets directly prevents pests from harming vegetables.
The greenhouse high temperature shack greenhouse uses high temperature shacks to inhibit the occurrence of cucumber downy mildew.
The sweet and sour liquid traps the sugar, vinegar, wine, water and trichlorfon crystals into a solution at a ratio of 3:3:1:10:0.5, and evenly placed 1-3 pots per acre to trap the fly insects in the leek field.
The control of chemical control agents should firstly use biological and antibiotic agents, such as Bt emulsion to control cabbage caterpillars and diamondback moths; use Liuyangmycin to control red spiders; and use agricultural anti-120 to prevent powdery mildew. 
Green control of pests and diseases
Physical disinfection of seeds includes seed soaking and warming sterilization of seeds. Soaking the warm soup is to soak the seeds with warm water at 55 ° C for 30 minutes while stirring. Dry heat sterilization is to place the seeds in a 70 ° C incubator and dry heat treatment for 72 hours. This can better prevent the spread of seed-borne bacteria.
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