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Introduction to the Characteristics and Cultivation Key Points of the Jishu No. 4 Sweet Potato Variety

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(1) Variety origin: Bred by the Grain and Oil Crops Research Institute of the Hebei Academy of Agriculture and Forestry Sciences from hybrid seedlings of Baoshi Jidanhuang. (2) Variety characteristics: Leaves are dark green, heart-toothed in shape, veins purple, stems green with purple and relatively slender; the number of branches, length and vigor are moderate, with prostrate growth. It sets tubers early and has a short growth period, belonging to the early-maturing type, and stores well. The tubers are spindle-shaped, set concentrated and neatly, with dark purple skin, attractive appearance, good marketability and good eating quality. Take care to apply sufficient base fertilizer, and during the vine-spreading stage prevent drought, build soil moisture or irrigate to encourage early seedling growth.

(1) Variety origin: Bred by the Grain and Oil Crops Research Institute of the Hebei Academy of Agriculture and Forestry Sciences from hybrid seedlings of Baoshi Jidanhuang.

(2) Variety characteristics: Leaves are dark green, heart-toothed in shape, veins purple, stems green with purple and relatively slender; the number of branches, length and vigor are moderate, with prostrate growth. It sets tubers early and has a short growth period, belonging to the early-maturing type, and stores well. The tubers are spindle-shaped, set concentrated and neatly, with dark purple skin, attractive appearance, good marketability and good eating quality. Take care to apply sufficient base fertilizer, and during the vine-spreading stage prevent drought, build soil moisture or irrigate to encourage early seedling growth. Pay attention to integrated control of nematode disease, root rot and other pests and diseases.

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