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How did frost fall come into being? Beautiful ancient poems about frost fall

DailyBird Culture 2021-10-09 2 0

we all say that "frost" means the time when the weather gradually cools and dew condenses into frost. Therefore, the ancients also divided frost into three Hou. They have different expression meanings. No matter in life or in people's agricultural production, how do we prepare to cope with frost solar terms and spend the winter? Let's learn from Xiaobian!

霜降是怎么形成的 关于霜降的优美古诗句

how does frost fall form

in the cold morning of frost fall season, you will find that grass leaves and soil blocks will be covered with a thick layer of frost, which condenses into crystals and is very beautiful. Frost is a kind of white ice crystal, which is mostly formed at night. In a few cases, it can also begin to form when the sun shines obliquely before sunset. Usually, the frost melts soon after sunrise. But when the weather is cold or in the shade, the frost can last all day. Lu benzhong, a poet of the Southern Song Dynasty, wrote in nangezi: "the Posthouse invades the slanting moon, and the river bridge spends the night frost." Lu you wrote in frost moon that "the withered grass is white, and the cold window moon has a new shadow. It shows that the cold frost appears on a sunny moon night in autumn." thick frost fierces the sun "is the reason why frost can only form on a sunny day."

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"about the origin of frost

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in September, the air is cold and condensed, and the dew turns into frost. This is the description of frost in the collection of the seventy-two seasons of the moon It means that the weather is getting colder and dew condenses into frost. Before and after October 23 of the Gregorian calendar every year, when the sun reaches 210 degrees of the Yellow meridian, it is the frost fall in the twenty-four solar terms. In ancient China, frost fall is divided into three periods: first, jackals are sacrificing animals; jackals begin to capture prey, sacrifice animals, sacrifice the sky to repay the book with animals, and sacrifice the meaning of autumn gold; second, plants and trees fall yellow, and leaves on the earth fall yellow; third, sting Insect saltiness: stingers also stay in the cave and don't eat. They hang their heads to enter the hibernation state. Frost is the last solar term in autumn. In the late autumn, there is a lot of heat dissipation on the ground, the temperature suddenly drops below 0 ° C, the color is white in the air, and then the structure is loose. After condensation, they will become small and subtle ice needles in the air on the ground or plant surface.

"An ancient poem about frost"

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"1. When the frost returns to the sunny day, the frost hits the red sun."

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"2. When the frost falls, the sky is quiet, and autumn promotes the west wind."

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"3. When the frost falls, the rice is like a overlord."

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"4. When the autumn geese come early, the frost comes early."

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"5. When the seedlings are short, they are dense, and the wheat seedlings are uniform, all can increase production."

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“ 6. If the frost falls, the seedlings will not be cut, and one basket will be lost every day.

7. If the frost falls and rains, it will not dry all winter.

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