梨是我国的重要水果之一。早在2000年以前,我国就有栽培。《庄子》载:“三王五帝之礼义法度不同,譬其优樝、梨、桔、柚,其味相反而皆可于口。”梨分秋子梨、白梨、砂梨、西洋梨四个系统,其中秋子梨和砂梨都是原产我国的。近年来根据我国科学家的考察,西洋梨很可能也是原产我国西北一带的。 Pear is one of the important fruits in our country. As early as 2000, there is cultivation in our country. “Zhuangzi” contains: “The three rites of the Five Emperors of different rituals, such as its hawthorn, pear, orange, grapefruit, its taste but the contrary can be in the mouth.” Pear sub autumn pear, pear, sand pear, pear four A system, of which autumn pear and sand pear are native to China. In recent years, according to the inspection of Chinese scientists, pear is probably also native to the northwestern area of ​​our country.