The meaning of the spring equinox, the vernal equinox is what mean?

Equinox solar terms from the Gregorian calendar every year on March 20 or 21, the sun reaches 0 degrees longitude (vernal equinox), to April 4 (or 5).The vernal equinox this day sunshine point-blank equator, length of day and night almost equal, and half of the ninety - day as spring, therefore calls "the spring".

The vernal equinox is introduced

The vernal equinox, also known as the old "Japan" and "night" and "month" of air, after a year in March 21st (20 ~ 22) section, according to the lunar calendar date is not fixed, when the sun reaches the longitude 0 °.

According to the pulled seventy-two hou set solution ":" in February, points half also, when half of the ninety - day, so call."The other sections about chun-qiu theory? Out handover of Yin and Yang said: "the spring equinox, the Yin and Yang in half, also reason both night and day and year.""Ming? Through a" said: "points make point of intersection and the sun line up to this point, is the equinox."So, the meaning of the spring equinox, one is a day to day and night to split, each for 12 hours;The second is the ancient spring to the beginning of spring, the spring equinox as three months, to split the spring.

The vernal equinox is divided into three syndrome in ancient China, "a bird to hou yuan;2 HouLei is voice;Three hou electricity."Is said after the spring equinox, the swallow was coming from the south,It rainsThe sky was thunder and lightning.

The vernal equinox origin

The vernal equinox from every year on March 20, 21 (or) to April 4 (or 5) end.The vernal equinox, the Gregorian calendar every year on March 20 or 21, the sun reaches 0 degrees longitude, vernal equinox.The day the average length of day and night, just as the spring ninety, half of so called "vernal equinox".

The vernal equinox this day direct sunlight on the equator, day and night almost equal, then position of direct sunlight gradually moved to start the nights are short.The vernal equinox is a more important solar term, it not only has the meaning of in astronomy: north and south hemispheres equinox;On the climate, there are obvious characteristics of the spring equinox season, except for the qinghai-tibet plateau in China north, northeast, northwest and north China region outside into the beautiful spring, in the vast land, willow green, apr, jointing stage of wheat, rape flowers.

"Pulled seventy-two hou set solution" : "(a summer) in February, points half also, when half of the ninety - day, so the call.In the autumn of synonymy.Han dong "sections about chun-qiu theory? Yin and Yang in up and down" : "as for the month of spring, in the sun in the east, Yin in illicit affair, of the vernal equinox.Half is the vernal equinox, the Yin and Yang, reason both night and day and year."

The climate characteristics

(1) the sun light

The vernal equinox this day direct sunlight on the equator, day and night almost equal, then position of direct sunlight gradually moved to the northern hemisphere nights are short.The vernal equinox is a more important solar term, it not only has the meaning of in astronomy: north and south hemispheres equinox, on climate, also has the obvious characteristic, the spring equinox season, except for the qinghai-tibet plateau in China north, northeast, northwest and north China region outside into the beautiful spring, in the vast land, willow green, apr, jointing stage of wheat, rape flowers.

(2) the air pressure conditions

Equinox solar terms, east Asian trough significantly weakened, westerlies groove ridge activity markedly increased, Mongolia to the northeast region of low pressure development activities and turning, low-voltage mobile guide cold air southward, the more high winds and flying sand weather in northern China.When the long-wave trough eastward, form cold warm air mass convergence effect, there will be a continuous and pollen rainy weather.

(3) the temperature and precipitation

The vernal equinox season, in addition to the year is winter alpine region and north latitude 45 ° north of the region, across China are stable shengda the average daily temperature 0 ℃ above, the cold has gone, the rise of temperature quickly, especially in north China and huanghuai plains, almost daily average temperature and rainy in the south of the Yangtze river along the river at the same time the shengda above 10 ℃ and into a bright spring.Vast land, AnLiu qingqing, apr, jointing stage of wheat, rape flowers, peach li Po chun huang, and but also is a scene in the south China region.Say from weather patterns and jiangnan precipitation increased rapidly, entering the spring flood period in spring;In "the spring rain your such as oil" in the northeast, north and northwest area still little precipitation, resist the threat of drought is one of the major problems of agricultural production.

The vernal equinox customs

1, the egg

The vernal equinox is the best time of the egg game, therefore has the "vernal equinox to, egg, qiao".

2, eat dish spring

"Vernal equinox eat spring vegetables"."Spring vegetables "is a kind of wild amaranth, fellow villager is called" spring garden artemisia ".On the equinox and taken back to the spring vegetables general home fish fillet roll "soup", called "spring soup".

3, send ChunNiu

Then that is the vernal equinox, when appeared went send ChunNiu diagram.The figure is out red paper or yellow paper printed on a second annual lunar solar terms, also printed on the farmer plow pattern, called "ChunNiu figure".

4, the birds have a mouth

Vernal equinox according to customs all the farmers off this day, every eat soup yuan, but also be wrapped without heart more than ten or twenty or thirty cooked soup yuan, with fine bamboo fork stand in outdoor tanabe to camp, called stick the birds have a mouth, so that the birds have to damage the crops.

5, the Spring Festival

In February the vernal equinox, began to ancestor worship, mourning also troat offerings.Before the grave to grand ancestor worship ceremony is held in the ancestral temple,Kill pig, slaughtered sheep, please play the drummer, born of the ritual read eulogy, with guide line three tribute.

6, rite

In the zhou dynasty, the spring equinox has anniversary ceremony.The common past dynasties.Qing Pan Rong pursuit "at the age of emperor jing JiSheng" : "equinox memorial song, autumnal equinox, offering month is the ceremony of the sergeants may not be good at si."

The vernal equinox keeping in good health

Due to the spring equinox solar terms to split the night and day, year, people in the health care keeping in good health should be paid attention to keep the balance of Yin and Yang of human body."Questions? Bone theoretical" : "the Yin and Yang, deficiencies are fill, more than the purge".Traditional health food and Chinese medicine treatment can be summarized as two aspects of tonify deficiency and diarrhea.Such as tomifying qi, blood, Yin, Yang, oneself fill, to fill the empty;Nourish, heat, water, purging, remove cold, and the wind, dry wet can be regarded as diarrhea.

Medicine practice has proved that no matter or have diarrhoea, should adhere to the adjustment of Yin and Yang, with flat for the principle of scientifically diet care, can effectively control many non-infectious diseases.

Spring comes fromThe Spring FestivalGas toThe qingming festivalGas is grass grow the bud, before and after the blood also, in the period of strong hormone level is in a relative peak, at this point is used common non-infectious disease with high blood pressure, menstrual disorders, hemorrhoids, and allergic disease, etc.

In the throttle diet nursing, should choose according to their own actual situation to maintain the body function to coordinate a balanced diet, taboo partial hot, slant cold, partial litres, partial diet myths, such as in cooking fish, shrimp, crab is cold sex food, its principle will with onion, ginger, wine, vinegar class warm spices, to prevent the cold slants cool dishes, food after the disadvantages of detrimental to spleen and stomach and cause no shu rou GUI.

The vernal equinox calculation

[Y*D+C]-L

Formula interpretation: after years of two decrease by 0.2422 and 20.646 is rounded leap year number, in the 21st century the vernal equinox C value = 20.646.

For example: in 2092, the spring equinox date = [92 x 0.2422 + 20.646] - [92/4] = 42 19-23 = 19, 3 month is the spring equinox.

Exception: the calculation results and 1, 2084.