In the past week (March 21 to 27), the continuous low temperature and rainy weather in southern China has had a certain impact on early rice planting and breeding.
At present, the early rice in the northern part of South China and most of the south of the Yangtze River has entered the sowing period. The early rice in southern South China is in the emergence stage, and the southern part of Guangdong has begun transplanting. Most of the early rice in Hainan is in the tillering to booting stage.
It is estimated that in the coming week, Jiangnan and South China will be sunny to cloudy before April 1 and the temperature will rise. It is expected that today (28th to 29th) will be sunny to cloudy, north of Fujian, northwestern Guangxi, Zhejiang, Jiangxi, The meteorological conditions in the southern part of Hunan, southern Hubei, and southern Anhui are suitable for early rice planting and breeding; the meteorological conditions in southeastern Hunan and northwestern Guangdong are more suitable for early rice planting.
On the 2nd, it was affected by cold air. There will be small to moderate rain in southern China, and there will be heavy rain in the local area. The temperature will drop by 4-6 °C. In some parts of northern Jiangnan, there may be a low temperature of 2 to 3 days with an average daily temperature below 12 °C. the weather.
Suggestions for this:
1. In the northern part of South China and most of the early rice areas in the south of the Yangtze River, seed disinfection and soaking and germination should be carried out on the 27th; after 28 days, it is necessary to rush to plant the seeds to ensure that the time is not wrong.
2. After the temperature rises, the film nursery field should pay attention to ventilation and refining and timely irrigation to prevent the temperature from being too high and burn the seedlings, and strive to cultivate strong.
3. In the south of South China, we must grasp the plowing field and prepare for the transplanting of early rice.
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