红豆草是我国北万干旱和半干旱地区很有发展前途的多年生豆科牧草,在我国已有四十年的栽培历史。而其良好的品质及优异的饲用价值,仅在近年才逐渐为大众所认识,开始在日益广泛的地区种植、生长。随之而来的是种子供不应求。确定红豆草种子产量的构成因素,研究诸因素对产量的影响及相互间的关系,进而选育 Soybean is a perennial leguminous pasture that has great development prospects in arid and semi-arid areas of northern China. It has been cultivated in China for 40 years. Its good quality and excellent feed value have only gradually become known to the general public in recent years and begun to grow and grow in an increasingly extensive area. Followed by the seeds in short supply. Determining the components of the yield of sainfoin seed, studying the effects of various factors on the yield and the relationship between them, and then breeding