When will cotton enter China?
Cotton is one of the most important crops in the world. it is the seed fiber of cotton plants of Malvaceae, which can be made into all kinds of fabrics. at present, the countries with the highest cotton production in the world are China, the United States, India, Brazil, Mexico, Egypt, Pakistan, Turkey, Argentina and Sudan. Let's take a look at when cotton entered China.
When will cotton enter China?
Cotton cultivation first appeared in the Indus Valley civilization of 5-4000BC. The Moors spread the cotton planting method to Spain in about the 9th century, introduced it to England in the 15th century, and then introduced it to the British colonies in North America. At least before 2000, cotton fiber was used as textile raw material in Guangxi, Yunnan and other regions. However, in the Central Plains, at first, people only regarded cotton as an ornamental plant and did not realize its economic value. Due to the poor quality and low yield of African cotton and Asian cotton, China introduced improved varieties of upland cotton from the United States at the end of the Qing Dynasty.
What are the ways in which cotton is introduced into our country?
It is generally believed that cotton spread to the Central Plains from north and south to the Central Plains, and the south road was first Asian cotton from India, and was introduced into Hainan Island and Liangguang through Southeast Asia, at least during the Qin and Han dynasties, and then into Fujian, Guangdong, Sichuan and other regions. The second way was introduced into Yunnan from India through Burma, about during the Qin and Han dynasties. The third way is that African cotton was introduced through West Asia and the Hexi Corridor, about during the Northern and Southern dynasties. North Road is the ancient book "Western regions". During the Song and Yuan dynasties, cotton spread to the Yangtze River and Yellow River basins, and by the 13th century, cotton had spread to the Weihe River Basin in Shaanxi Province.
What varieties of cotton are classified?
1. Coarse cotton: coarse cotton, also known as Asian cotton, originated in India, has become obsolete because of its low yield and short fiber, which is not suitable for machine spinning.
2. Long-staple cotton: long-staple cotton, also known as sea island cotton, is native to South America with long fiber and high strength, which is suitable for spinning high-count yarn with good quality.
3. Fine-staple cotton: fine-staple cotton, also known as upland cotton, originates from Central America, has wide adaptability, high yield, long fiber, good quality and can be spun.
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