According to the monitoring and forecast of the China Meteorological Administration, there will be heavy snow in the Qinghai Sichuan and other places in the next three days; there will be moderate to heavy rain in the middle and lower reaches of the Yangtze River. It is estimated that from March 20th to 23rd, there will be a significant precipitation process in the central and eastern parts of the northwestern region, southwestern part of North China, Huanghuai and most of the south, including northeastern Guizhou, central and eastern Chongqing, southwestern Hubei and northeastern parts. Heavy rains and local heavy rains occurred in parts of northwestern and central Hunan, central and southern Anhui, south-central Jiangsu, northern Zhejiang, and Shanghai. Affected by cold air, the temperature in most parts of central and eastern China will drop by 5-7 °C, the local temperature drop can reach 10-12 °C, accompanied by 4-6 winds; Xinjiang Nanjiang Basin, Gansu, Ningxia and Inner Mongolia In some parts of the central and western regions, there are dust or sand, and there are dust storms in the local area.
Among them, from 08:00 on the 20th to 08:00 on the 21st, some parts of the southwestern part of Xinjiang, the southwestern part of the Qinghai-Tibet Plateau and the central and eastern parts, the central and eastern parts of the northwestern part of China, the southwestern part of Liaoning, and the northeastern part of Hebei have small to medium snow (rain) or In the sleet, heavy snow (rain) occurs in parts of eastern Tibet, northern Sichuan Plateau, and southeastern Qinghai; small rains or showers occur in the southwestern part of North China, the western and southern parts of Huanghuai, and most of the southern part of the country. Heavy rain occurred in central and eastern Chongqing, southwestern and northeastern Hubei, southeastern Henan and central Anhui. There are 4 to 6 winds in most parts of Xinjiang, central and western Gansu, northern Ningxia, northwestern Shaanxi, western Inner Mongolia, and northern parts of northeastern China. There are 7 to 9 winds in the Yamaguchi area; some parts of the southern Xinjiang basin have floating dust or sand. .
In order to alleviate the impact of low temperature and rainy weather on the work of spring sowing and breeding, it is recommended to take measures to strengthen prevention:
1. Pay attention to the reinforcement and compaction of greenhouses to facilitate heat preservation; pay attention to fill light and increase temperature.
2. Sowing in time and scientific sowing.
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