1, the raw material for processing kohlrabi is root mustard, also known as kohlrabi and Polygonum cuspidatum, which is rich in vitamin C.

2. China is mainly distributed in Yunnan, Guizhou, Sichuan, Hubei, Guangdong, Zhejiang, Jiangsu, Shandong and Liaoning provinces.

3. There are two main processing methods, namely pickling and sauce making.

4. The processing technology of kohlrabi includes: selecting materials → cleaning → dried vegetables → slicing → pickling → selecting → canning → sealing and packaging.

5. It is a semi-cold-tolerant vegetable with a growth period of about 80 ~ 120d. Autumn cultivation, sowing date and harvest time are the same as radish.