Introduction and Characteristics of the Pushu No. 25 Sweet Potato Variety

Characteristics: purple terminal leaves, shallow compound leaf shape, purple veins, green stems, semi-upright plant form, orange-yellow skin, orange-yellow flesh, spindle-shaped and fairly attractive tuberous roots, good storability, poor sprouting ability. Dry matter rate 28.27%, eating quality score 78.3 points, starch rate 15.43%, vitamin C content 25.23 mg per 100 g, carotene content 9.66 mg per 100 g. Moderately resistant to sweet potato bacterial wilt. In the 2002 and 2003 provincial high-quality group regional trials, the average fresh tuber yield was 1832.2 kg per mu, an increase of 15.69% over the control variety Guangshu 111, an extremely significant increase; the average dry tuber yield was 527.8 kg per mu, an increase of 17.24%, an extremely significant increase.

Suitable areas: suitable for autumn planting in irrigated and dry land in our province; during cultivation, attention should be paid to the prevention and control of sweet potato bacterial wilt.