March 21 is the spring equinox this year. The spring equinox is directed at the equator, and the day and night are almost equal. After that, the direct sunlight moves gradually northward and begins to grow long and short. In the spring equinox season, most of China will gradually step into a bright spring.
The spring equinox season is the busy season for planting and planting various spring crops. Meteorologists warn that although the temperature will rise obviously afterwards, the weather changes are still large. In some areas, severe winds, sandstorms and spring droughts often occur, sometimes even There is a “cold spring coldâ€, the so-called “spring is getting up, and it’s worth a thousand dollars.†At this time, all localities must grasp the favorable weather, pour the water, and use the joint fertilizer to increase the ability of wheat to withstand meteorological disasters.
At the same time, early spring air changes frequently and frequently, we must pay attention to the defense of night frost damage. Meteorologists say that if there is a low temperature below zero, it will easily cause freezing damage to wheat, resulting in reduced yield or even partial production. The most effective response is to strengthen the management of wheat fields, timely watering and fertilizing, and enhancing wheat antifreeze. Ability, if necessary, can also be applied in advance by spraying antifreeze to prevent freezing damage.
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