四棱豆又名翼豆,杨桃豆,四角豆,属豆科植物,巴布亚新几内亚有较大面积栽培,我国近年开始推广。桂林市科技情报研究所1999年高价从某科研单位引进四棱豆良种,种植3分地,经在桂林市郊春秋两季栽培,均已获得成功。四棱豆是一种地上结荚,地下 Four-winged beans, also known as wing beans, cassava beans, beans, leguminous plants, Papua New Guinea has a larger area of ​​cultivation, China began to promote in recent years. Guilin Institute of Information Technology in 1999 from a scientific research institutes to introduce high-yielding bean varieties, planting 3 points, after the spring and autumn in Guilin suburbs cultivation, have been successful. Four-winged beans is a ground pod, underground