红豆草又名驴食豆,原产于欧洲和俄罗斯。我国西北、华北等地试种,适应性强,产量高,种子容易繁殖,是干旱、半干旱地区很有发展前途的优良豆科牧草之一。 一、栽培历史 红豆草是很古老的栽培牧草之一。早在十世纪前亚美尼亚人就已种植红豆草。1920年以前,英国播种红豆草的数量很大,但当羊群减少和黑麦草培育成功并投入生产后,红豆草就不再流行。经过一番曲折,红豆草因具有抗旱、抗寒、高产、固氮 Red beans, also known as donkey beans, native to Europe and Russia. China’s northwestern, northern China and other places to try, adaptability, high yield, seed easy to breed, is a very promising semi-arid region, one of the promising legumes. First, the cultivation history saffron is one of the very old cultivation forage. Armenians planted the safflower as far back as the tenth century ago. Before 1920, the United Kingdom sown a great deal of safflower, but safflower was no longer popular when herding decreased and ryegrass was successfully grown and put into production. After some twists and turns, sainfoin due to drought, cold, high yield, nitrogen fixation