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First, timely ventilation, strictly control the temperature. Seedlings must be cooled and cultivated at the same time in one leaf. Outside temperatures of 15 degrees Celsius and temperatures above 30 degrees in the shed should be opened. Vents should be opened to cool the seedlings, and the bed temperature should be controlled at 25-30 degrees. The two-leaf heart bed The internal temperature is controlled at 20-25 degrees; the temperature in the bed of three-leaf and one-heart is controlled at about 20 degrees, and it can be adapted to the outside temperature.
Second, we must strictly control the number of watering. Look at the seedlings every morning. If 80% of the seedlings have water droplets on the tip of the seedlings, they must not be watered.
Third, for the paddy fields, there are bald sores that must be sprayed with an effective agent for alleviating injury and damage during one leaf period. After one day, spray the conditioner. Be careful not to spray foliar fertilizer.
Current rice seedbed management measures
According to the city's early breeding of rice this year, and the current high temperature, some farmers tend to raise rice in paddy fields, etc. Currently, it is possible to see rice seedlings as likely to be as leggy as last year, directly affecting dry conditions, leading to a decline in yield. For this purpose, the following management opinions are proposed: