The pre-fruiting management of tomato is divided into four periods, namely, fertilizer and water management, plant adjustment, flower ear processing, temperature management, and pest and disease control. First, fertilizer and water management: 1, control water, fruit and fruit before filling as much as possible; 2, do not need to top-dressing the ground, the ground can be appropriate part of the fertilization: Sorb Boron 1200 times or Bao Lifeng No. 1 300 times or Potassium dihydrogen phosphate 500 times. Second, the plant adjustment: 1, when the plant is about 40 cm high even if the sling. 2, single stem pruning, the lower side branch length to 8-10 cm before the hit. 3. Flower Spike Treatment: After the end of the month, after the first flower blossoms 3-4 blossoms, remove the first flower and spray or wipe the fruit handle with high yield agent No. 2 and CPM tomato harvesting agent. Fourth, temperature management: daytime ventilation as much as possible, to maintain the daytime 20-28 °C, night 20-12 °C; night minimum temperature dropped to 15 °C, the night off at the end of the corner wind. Fifth, pest and disease prevention and control: 1, pay attention to disease prevention, chlorothalonil, Garrinong, Ami colorful, etc. sprayed for about 10 days to prevent disease, after the eradication of the compound to be mixed with mycin or agricultural streptomycin; 2 , easy to disease pests: disease: 52.5% evil Tongluo Urea cyanide (fast net), 68? fine a cream. manganese zinc (Gold), 64? anti-drug; leaf mold: 47? Garrinong, 40? Fluosilazole (Fuxing). Throwing Fire Extinguisher,Compact Fire Extinguisher,Portable Fire Extinguisher Ball,Fire Safety Equipment DONGGUAN TENYU TECH.INC , https://www.tenyutech.com