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鹰嘴紫云英,原产欧美,我国近几年从美国、加拿大引入。我所自1983年开始试种。观测表明:该草根系发达,抗逆性强,是保持水土和建立长久人工草地的良好草种。一、生物学特性。该草生育期210～250天,寿命30～40年,在晋西北,一般4月上旬返青,10月中旬枯黄。该草具有地下根茎,无性繁殖力强,且抗寒、耐旱,对土壤要求不严,很适于在水土流失地区栽培种植。
Oyster millet, native to Europe and the United States, China in recent years from the United States, Canada introduced. I’ve been experimenting since 1983. Observations show that: The grass roots developed, strong resistance, is to maintain soil and water and the establishment of long-term artificial grassland good grass. First, the biological characteristics. The grass growth period of 210 to 250 days, life expectancy 30 to 40 years, in the northwest of Shanxi, usually early April green, yellow in mid-October. The grass has rhizome underground, strong asexual reproduction, and cold, drought, lax requirements of the soil, it is suitable for cultivation in areas of soil erosion.