MySheen

Codonopsis pilosula-Gansu Codonopsis pilosula 92-02

Published: 2024-11-06 Author: mysheen
Last Updated: 2024/11/06, Gansu Codonopsis pilosula 92-02 is a new variety of Codonopsis pilosula, which was successfully bred by Dingxi dry farming Agricultural Research and extension Center, Weiyuan County Science and Technology Bureau and Agricultural extension Center by mixed selection method according to the breeding procedure for many years. The variety passed the provincial appraisal and acceptance in 2004, the achievement level reached the domestic advanced level, and won the second prize of scientific and technological progress in Dingxi City in 2006. The characteristics of the variety are as follows: 1. The whole growth period of the variety is 540 days, the plant height is about 150cm, the main stem is green, and the flowers are yellowish.

Gansu Codonopsis pilosula 92-02 is a new variety of Codonopsis pilosula, which was successfully bred by Dingxi dry farming Agricultural Research and extension Center, Weiyuan County Science and Technology Bureau and Agricultural extension Center by mixed selection method according to the breeding procedure for many years. The variety passed the provincial appraisal and acceptance in 2004, the achievement level reached the domestic advanced level, and won the second prize of scientific and technological progress in Dingxi City in 2006. The characteristics of the varieties are as follows:

1. Feature characteristics

The whole growth period of this variety is 540 days, the plant height is about 150cm, the main stem is green, the flower is yellowish green, the 1000-grain weight of seed is about 0.26g, the root system is yellow and white, the root length is 40cm, the diameter of Reed head is 0.8-1.5cm.

2. Major quantity performance

In the regional test of Codonopsis pilosula strain in Dingxi City, the average yield of fresh Codonopsis pilosula 359.6kg/ mu was 15.5% higher than that of the control variety (local field species). From 2001 to 2004, multi-point experiments and demonstrations were conducted in Minxian, Zhangxian, Weiyuan, Longxi and other places, with an average yield of 370.8kg/ mu, 16.0% higher than the control.

3. Intrinsic quality

Identified and analyzed by Gansu Institute for Drug Control: the characters and microscopic characteristics of the new strain 92-02 of Codonopsis pilosula in Gansu are in line with the regulations. The extract is 75.9%, 20.9% higher than the standard stipulated in the Chinese Pharmacopoeia, and 6.1% of polysaccharides (phenol sulfate method). The quality index is significantly better than that stipulated in the 2000 edition of Chinese Pharmacopoeia.

4. Product grade

Under standardized cultivation conditions, the yield of high-grade and first-grade products of this strain was 18.9% and 26.3%, respectively.

5. Disease resistance

Under the soil condition of three-year rotation, the average incidence of root disease was 3.7%, and the disease index was 1.4%.

6. Suitable area

This strain is suitable for cultivation in semi-arid areas, Eryin areas and alpine, shady and humid ecological areas with an altitude of 1800-2400m and annual precipitation of 1800-600mm.

 
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