What is the meaning of it

Severe cold throttle isThe 24 solar termsOne of the.Great cold, means the weather is cold to the fullest.

Every year on January 20 after the sun arrived at longitude 300 ° for severe cold throttle.Departure pulled seventy-two hou the: "(slight cold) before December, the solution to see."Shoushi his days "lead" three rules of ":" in the severe cold of, Yu Xiaohan on form, reason of big...The inverse pole of cold, so call it."When the cold wave down frequently, it is the coldest period of the year in most regions, big wind, cold, snow on the ground, not present a scene of snow and freezing cold.This time, railway, post and telecommunications, oil, maritime transport and other departments to pay special attention to take early prevention of strong wind, snow and other measures of severe weather.Agriculture should improve livestock and overwintering crops freeze protection from the cold.

In ancient China it is divided into three syndrome, "a waiting chicken breast;Two syndrome) bird folded disease;Three hou bogs, abdomen nut."That is to say to the severe cold throttle can hatch chicken;Character, such as eagles bird, but is in the state of predation ability strong, turning in the air everywhere in search of food, to replenish the body's energy protection against the bitter cold;Last five days in a year, in the waters have been frozen into the middle of water ice, and the most strong and thick.

As with slight cold, it is also a solar term representing the degree of the cold weather.Modern meteorological observation records show that in most areas in China, it is not as good as small cold;However, in some years and a few places, coastal lowest temperature will still appear in the severe cold all the year round in the solar terms.The severe cold season, most region of southern China is more than the average temperature is 6 ℃ 8 ℃, about 1 ℃ higher than a slight cold."Slight cold severe cold, cold in proverbs, shows great cold throttle is a cold period of the year.So, to continue to do a good job of crop warm, special attention should be paid to protect the safety of livestock for the winter.

During the severe cold for some crops, need to have the appropriate low temperature in certain birth period.Sex strong winter wheat, rape, through vernalization stage requires a lower temperature, otherwise can't normal growth and development.Most region of southern China all the year round warm winter, early sowing wheat, rape, tend to grow too, elongating stage, early bolting, fight cold ability, less vulnerable to frost damage in low temperature.Visible, adjust measures to local conditions to choose crop varieties, timely sowing, and take effective measures, to promote and control is to gain high yield is important one annulus.

Slight cold, it is rain at least a year's time.Severe cold all the year round throttle, southern China, a slight increase in most of the precipitation is only preliminary for 5 to 10 mm in most area of south China, northwest plateau mountain usually only 1 to 5 mm.South China and dry winter, the winter water consumption is small, this time of farmland water supply and demand contradiction in general is not prominent.But "don't YuanTian experience rain and snow, the snow to heritage into next year".Few in the rain and snow, under the condition of different areas in accordance with the different tillage practices and conditions, timely watering, no doubt is of great benefit for the growth of wheat crops.

"For a New Year's eve firecrackers".The Spring FestivalMany years is in the severe cold throttle.During the festival, Harbin ice lanterns were beautiful, guangzhou flower market boom, "tianfu" red berries bucket cold in full bloom.The vast, the motherland, weather updates, people will celebrate the annual traditional festival.

Because it is the last of the year, solar terms, and spring phase transition, so in the diet also is slightly different with slight cold.

First of all, winter of supplements should gradually reduce the amount of march, to adapt to the change of seasons.

Second, in the supplements should be appropriate to add some food in order to adapt to the spring fu with characteristics of litres of scattered characteristics.

Finally, consider it is colds and other respiratory infectious disease during the period, should eat more appropriate temperature scattered cold food to defense the intrusion of cold evil.