高寒牧区的优质饲草—黄花苜蓿

黄花苜蓿是一种根系较发达的多年生豆科植物。１９８８年由内蒙引入皇城地区试种，试验观察的结果表明，该牧草抗寒、耐旱、适应性强，越冬成活率达４１．３％，粗蛋白质含量１９．３％，年产青草７４０５．５ｋｇ／ｈｍ＾２，是目前高寒牧区人工草地建植和天然草地改良中较为理想的牧草品种之一。

THE FINE FEED GRASS MEDICAGO FALCTA IN HIGH COLD AREA

Medicago falcta was introduced to Huan City from Inner Mongolia in 1988.The test result showed thatthe forage grass was cold-resist-ant,drought-tolerant and adaptive good,its rate of overwinter 4 1.3%and the content of crude protein 19.5 and the yield of green grass per year 7405. 5 kg/hm2,which was oneof the reasonable herbage species that at the present time establish artificial grassland and improve naturalgrassland in the high-cold pasture area.