菊芋又叫洋姜,是菊科向日葵属,为宿根性多年生草本植物。菊芋根系发达,根茎部能生出许多地下匍匐茎,膨大即成块茎。地上茎高2~3 m,茎上密生茸毛。块茎有犁形、纺锤形或不规则瘤形,其构造和马铃薯相同,有许多芽眼。一个芽眼萌发时,可形成一个嫩芽,是主要的繁殖器官。在生产实践中总结出一些菊芋栽培技术,以供种植户参考。 Jerusalem artichoke, also known as ginger, is a Compositae sunflower, perennial perennial herb. Jerusalem artichoke roots developed rhizomes can produce many underground stolons, swollen into tubers. Above ground stem 2 ~ 3 m, stems dense hairy. Tubers have a plow -shaped, spindle-shaped or irregular-shaped, the same structure and potato, there are many bud eye. When a bud germination, can form a bud, is the main reproductive organs. In the production practice summed up a number of Jerusalem artichoke cultivation techniques for planting households reference.