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辣根,十字花科,多年生宿根草本。肉质根,外皮较厚,黄白色。肉白色,有强辛辣味。叶披叶形,叶缘有缺刻,冷凉期间生出的叶片缺刻增深而变形,有长叶柄,冬季地上部枯死,春季抽薹,开白色小花,种子不易成熟,性喜凉冷,春季用13～20厘米长的细根插入土中进行繁殖,秋末冬初收获。原产欧洲,我国也有栽培。肉质根作制肉类罐头的香辛料,可供外贸出口。人工栽培辣根成本低,收益高,一般每亩可产鲜根2000斤,价值500多元。现将其人工栽培方法介绍如下:
Horseradish, Cruciferae, perennial perennial herb. Fleshy roots, thick coat, yellow-white. Meat white, strong spicy flavor. Leaf Phi leaf shape, lack of edge leaves nicks, cold during the birth of the blade notch deepened and deformed, with long petiole, dead in the ground in winter, spring bolting, open white flowers, the seed is not easy to mature, cold in nature, spring with 13 ~ 20 cm long fine roots inserted into the soil for breeding, early autumn and winter harvest. Native Europe, China also has cultivation. Fleshy roots for meat canned spices, for export. Artificial cultivation of horseradish low cost, high yield, generally produce 2,000 kg per mu of roots, the value of 500 yuan. Now its artificial cultivation methods are as follows: