四棱豆又叫翼豆(Winged Bean),原产东南亚一带,它的嫩豆荚、茎叶都可作蔬菜,豆子可榨油及加工豆制品,老藤叶是优质的饲料和绿肥,块根也可食用,其根瘤能培肥地力,故四棱豆是一种粮、油、菜、饲料、绿肥等多用途植物。据国外资料报道,它还有一定的药用价值。四棱豆在湖南栽培,一般采荚期在8月底至11月,10～11月是采荚旺季,这时正值蔬菜青黄不接季节,引种推广四棱豆可为秋季渡淡蔬菜增添新的花色品种。 Four-winged beans, also known as Winged Bean, are native to Southeast Asia. Its tender pods, stems and leaves are used as vegetables, and beans are used for oil extraction and processing of soy products. The old vine leaves are good fodder and green manure, Edible, its nodules can fertilize fertility, so four-edged beans is a food, oil, vegetables, feed, green manure and other plants. According to foreign data reports, it also has some medicinal value. Four-bean cultivation in Hunan, the general mining pod in the end of August to November, 10 to November is picking pod season, at a time when vegetables are green and yellow season, the introduction of the promotion of four-legged beans can be added for the fall of fresh vegetables color Variety.