In autumn and winter, when tomato nursery is in the period of high temperature and more rain, it is the key to the success of this tomato planting cultivation of non-toxic strong seedlings. During the sowing period, the tomato can be sown at the end of July and the beginning of August according to the conditions of the squatter. 1. Seedbed preparation: selection of nursery sites and construction of seedbed nursery sites should be well-ventilated, dry or use the north side of the tree is built. Seedlings on arched beds, covered with old membranes, covered with sunshade nets on membranes, membranes rolled up around insect nets to prevent glare, high temperature, rain, locust-proof, drought-proof, well-ventilated sections, set 1.5～ 2 meters high arch shed, made in the shed 1 to 1.5 meters wide nursery hoe, Shi Man farmyard fertilizer 20 kilograms per square meter, turn 10 centimeters deep, 耙 耙 flat surface. In order to avoid the high temperature of the glare, it is better to set the shade net or use other methods to shade and cool. 2. Seeding and seeding period: Fill the seedlings with water and fill with enough water. After water infiltrate, plant seedlings at a spacing of 12 centimeters or so, sowing 2 to 3 seeds per hole to cover 1 cm of nutrient soil. Keep the surface wet before emergence. After seeing 70% seedlings after sowing, timely disclosure of newspapers or film. Before emergence, we must keep the newspaper dry. The temperature must be around 90%. After emergence, sprinkle water every morning or afternoon and avoid watering at noon. Insect nets and sunshade nets must be applied well before they emerge. Shade nets cover every day from 11:00 to 4:00 in the morning and can be covered in the shade in the morning. 3. Seedling management: Each seedling leaves a healthy seedling after emergence and all other seedlings are cut off. After Miao Qi, the daytime temperature should be maintained at 22-25°C and 15-18°C at night to prevent leggy. Spray the anti-caries agent every 7 days or so to prevent the transmission of virus diseases. There are 4 to 5 leaves that are bred in tomato tomatoes in about 30 days in autumn and winter. Plant height 20 to 25 cm age seedlings. Nitrile Coated Gloves,Disposable Nitrile Gloves,Disposable Medical Nitrile Gloves,Disposable Nitrile Surgical Gloves Guangzhou Aikangli Medical Technology Co., Ltd. , https://www.aikanli.com