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山药是常食蔬菜品种之一。近些年来,磁县古漳河沿岸的广大群众,引进种植长柱型山药的积极性普遍高涨,常年种植面积5000亩以上,该品种为日本白皮山药(大和长芋),茎干长达150厘米,直径粗达3—6厘米,一般亩产可达4000千克以上,产品深受人们喜爱,纯经济效益一般在3000元以上。适宜北方沙壤土种植,其栽培技术要点:
Yam is one of the staple vegetable varieties. In recent years, the masses along the ancient Zhanghe River in Cixian have generally enjoyed the enthusiasm to introduce and grow long-columned yam. The perennial planting area is more than 5,000 mu. The variety is Japanese white Chinese yam (big and long taro) with a stem of up to 150 Cm, rough diameter of 3-6 cm, generally up to 4000 kg per mu, the product loved by the people, the pure economic benefits generally more than 3,000 yuan. Suitable for cultivation of sandy loam in the north, its cultivation techniques: