1. Control the growth of tomatoes and prevent leggy. After a lengthy occurrence, 15% paclobutrazol (1500 times) or auxin (500 times) can be sprayed to inhibit vegetative growth.
2. Avoid high temperature effects. When the temperature in the shed reaches 35 °C, and it lasts for more than 2 hours, it will cause the flower bud differentiation of tomatoes to be blocked, especially at night, the temperature should not be too high, otherwise the stalks will grow in length and fall easily.
3. To avoid excessive supply of nutrients due to excessive fruit retention. Usually take the first few more methods, such as the first fruit to stay 3, the second fruit to stay 3 to 4, the third fruit to leave 4, the upward fruit can be left to 4 to 5.
4. The ratio of anthers should be reasonable. The first point is to pay attention to the temperature at the time of flowering. When the temperature is higher, the concentration of the anthers should be reduced appropriately.
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