What are the reasons why tomatoes do not fall?

Caused by the fact that the tomato flower has been thankful but does not fall off, the first is that the flower buds are not well differentiated and the anthers are used improperly; the second is that the temperature and humidity are not suitable and the change is large; the third is the imbalance of nutrition.

Prevention methods: First, the lowest temperature of flower buds can not be lower than 8 °C, the use of anthocyanin concentration to change with temperature (temperature rise, anthrax concentration should be followed to reduce; on the contrary, the concentration should be increased); Second, scientific regulation Temperature and humidity, and balance the use of various nutrients.

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