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麻豆秧是一种多年生草本豆科绿肥作物,叶为心脏形。顶端圆钝,子叶羽状互生,花紫色长2-3寸,果实荚状,腹缝凹陷,种籽极小,成熟时茎高2-2.5公尺。在河北省大名县伟河以东一般飞沙地、碱地、林间隙均有种植,以不长庄稼的飞沙地种植较多,生长良好,茎秆可以沤肥,在飞沙地种植4-5年后,落叶堆积可达3-4寸厚,经腐烂后增加了土壤中有机物质,可以改良土壤的物理性与化学性。如大名六
Ma Dou Yang is a perennial legume green manure crops, leaves heart-shaped. Apex obtuse, cotyledons feathering alternate, flower purple 2-3 inches long, fruit pod, ventral recess, the seed is very small, mature stem height 2-2.5 meters. Dali County, Hebei Province in the east of Weihe general flying sand, alkali, forest gap are planted with non-long cropping sandy land planted more well-growing, stalks can be fat, in the flying sand to grow 4- After 5 years, the accumulation of deciduous leaves up to 3-4 inches thick, after decay increased organic matter in the soil, can improve the physical and chemical properties of the soil. Such as Daming six