1. Bletilla striata seed breeding technology 1. Because Bletilla striata has small seeds and no endosperm, it is difficult to raise seedlings, so tissue culture technology is needed to propagate seedlings.

2. Culture medium: put a proper amount of sandy soil with strong permeability and high fertility into a basin, then compact and scrape it, and then pour a proper amount of nutrient solution into the soil.

3. When sowing: It is necessary to put the seeds on different media in a sterile environment, and then spray a small amount of water mist on the seeds.

4. After sowing: cover the seedling pot with non-woven fabric.

5. Water: water every night 1 time, and the bottom of the seedling pot needs to be soaked when watering.

6. Fertilization: Appearing in 3? Spraying foliar fertilizer in time after 5 days.

7. Temperature: Keep the temperature at 15? Within 25℃.

8. Germination time: about 20 days.

9. After germination: choose asexual reproduction, mainly through tissue culture.

10, transplanting time: the year of seedling raising, 1 1 month.

2. The cost of planting an acre of Bletilla striata is 1, the tuber seed per kilogram is 120 yuan, and the seed dosage per acre is 120- 140kg.

2. The cost of an acre of Bletilla striata: When other expenses are not calculated, the total cost of an acre of seeds is about 1.44 million yuan.