Turmeric contains many chemical components, which has good medicinal value and economic prospect. Cultivated or wild in plains, mountain grasslands or bushes.
For rhizome propagation, holes should be opened according to the row spacing of 33 ~ 40 cm and the plant spacing of 25 ~ 33～40cm, and 3 ~ 5 ginger seeds should be placed in each hole, and the fine soil should be covered with 2 ~ 3 cm. Spraying 600 ~ 800 times of the new high-fat film on the soil surface can preserve moisture and prevent evaporation, prevent sun and drought, keep warm and prevent freezing, prevent soil hardening, suffocate and isolate the source of pests and diseases, and improve the emergence rate. Seedling can emerge in about 20 days after planting.
When the seedling height is10 ~13 cm, topdressing with rare human manure once; The second topdressing was before and after the summer; The third time, 3 ~ 4 days before the Millennium, cake fertilizer and plant ash should be used; Before each topdressing, you must mow and loosen the soil first. When there is drought and little rain, it is necessary to water the seedlings in the morning or at night to make the seedlings grow normally, and spray the medicinal herb Gendaling at the right time to promote the transportation of photosynthetic products (nutrients) on the leaves to the roots, improve the nutrient conversion rate and soil loosening ability, make the roots swell rapidly and greatly improve the medicinal content.