紫花苜蓿栽培历史悠久,种植广泛,品种繁多,在国内外享有“牧草之王”的美称,是畜禽理想的蛋白质饲料,又是改土肥田、防风固沙的绿肥、屏障作物,很有发展前途,现已成为全国公认的最主要的当家草种。我所1981～1985年开展苜蓿引种观察试验,共引进国内外苜蓿品种60多,个1984～1989年在引种观察基础上对初步入选的12个优良品种进行对比试验,1987～1989年又开展优良苜蓿同当地苜蓿品种对比试验。现已认定有几个苜蓿品种最适宜我省种植,表现抗旱、耐寒、高产、优质,其中苏联一号苜蓿是表现最 Alfalfa cultivation has a long history, a wide range of cultivation, variety, enjoy the reputation of “king of forage grass” at home and abroad, is the ideal protein feed for livestock and poultry, but also soil fertility, windbreak and sand fixation of green manure, barrier crops, great prospects for development , Has now become the country’s most recognized as the dominant grass. From 1981 to 1985, we introduced the alfalfa introduction observation test and introduced alfalfa varieties more than 60 at home and abroad. From 1984 to 1989, we compared the preliminary selection of 12 elite varieties on the basis of the introduction observation, and carried out the comparative experiments from 1987 to 1989 Comparative Experiment of Alfalfa and Local Alfalfa Varieties. Has now been identified that there are several varieties of alfalfa most suitable for planting in our province, the performance of drought, cold, high yield, high quality, of which the Soviet Union is the number one performance of alfalfa