What are the classifications of Uygur folk songs?

Uygur traditional folk songs can be divided into love songs, labor songs, historical songs, folk songs and other categories according to their themes. The number of love songs is the largest, with the characteristics of enthusiasm and elegance; Labor songs mainly include hunting songs, pastoral songs, wheat harvest songs, playing songs, ditching songs, spinning songs and so on. Hunting songs and pastoral songs are ancient folk songs circulated by Uighurs during hunting and nomadic periods, while other songs reflect the working life of the ethnic group after entering the agricultural society. Historical songs recorded many important events in Uygur history orally. Folk songs include wedding songs, Haruka, snow songs, elegies and fasting songs. According to the performance form, Uygur folk songs can be divided into divertimento and solo. According to whether there is accompaniment or not, it can be divided into apprentice songs and harmony songs. Acts songs have long and short tunes; Harmony songs can be divided into fixed rhythm and non-fixed rhythm.