Xushu 29 is a new dual-use sweetpotato variety selected by the Xuzhou Sweet Potato Research Center (Xuzhou Agricultural Research Institute, Xuhui District, Jiangsu Province). It was identified in Jiangsu Province in 2011 and is suitable for the cultivation of well-drained fields in the sweetpotato production area of ​​Jiangsu Province.
The variety has good sprouting ability, multiple seedlings and strong growth, quick rooting and quick seedling growth after planting, strong growth vigor; concentrated potato tuber, neat potato tuber, spindle-shaped, red potato skin, white potato, dry rate 30%, cooked food Good quality; Medium resistance to root rot, black spot and stem nematode disease, poor resistance to warts. In the study of Jiangsu province in the year of 2009, the average yield per year was 2183.5 kilograms of fresh potato, which was 9.6% higher than that of the control Suyu 303. 666.7 kilograms of dried potato were produced, which was an increase of 24.2% compared with the control. In production trials in 2010, the average yield of fresh potatoes was 1973.1 kilograms per mu, which was 1.9% higher than that of the control Suyu 303. The average yield of dried plums was 562.4 kilograms, an increase of 6.9% over the control.
Cultivation points: seedlings from mid-March to early April, 20 kilograms per square meter, covered with thin film nursery. This species is poorly tolerant and should be planted in sandy soil and well-drained fields. The planting of spring potatoes is about 3500 plants per acre, and the production of summer plants is about 4000 plants per acre. The disease-free and undamaged potato stalks are selected as seed potatoes; the seed potatoes are treated with high-temperature healing when entering the kiln; the seedlings and transplants are treated with pesticides to prevent and control diseases; the high-scissor seedlings are used to prevent and control melasma; Insect pests; not suitable for planting in heavy field stem nematode disease.
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