四棱豆是一种营养极丰富的蔬菜 ,又是目前世界上蛋白质最全、含量最高的一种块根作物 ,其蛋白质、氨基酸、维生素和矿物质的含量居豆类作物之冠。同时还是一种高蛋白粮食新资源和优质食用油的一个新品种 ,茎叶是优质饲料和绿肥。1　四棱豆的营养价值四棱豆种子蛋白质含量高达 3 Bean is a nutrient-rich vegetables, but also the world’s most complete protein, the highest content of a root crop, its protein, amino acids, vitamins and minerals in the highest number of leguminous crops. At the same time is also a new high-protein food resources and high-quality cooking oil a new species, stems and leaves are high-quality feed and green manure. The nutritional value of a four-edged beans Four-edged bean seeds protein content of up to 3