聚合草,又名紫草根,是一种优质的饲料作物。我国一些地方栽种的聚合草,是先后从日本、澳大利亚、朝鲜和原苏联引进的,俗称俄罗斯饲料菜。利用饲料菜喂猪,可以节省一大半粮食。种植一亩俄罗斯饲料菜。可以喂三十多头育肥猪或一百多头小猪。用配合饲料加聚合草喂猪,每斤猪的全部喂养成本不到一元 Aggregate grass, also known as comfrey root, is a high-quality feed crops. Aggregated grass planted in some parts of China is introduced successively from Japan, Australia, North Korea and the former Soviet Union, commonly known as Russian food. Feeding pigs with food can save more than half of food. Grow a mu of Russian feed dishes. You can feed more than thirty fattening pigs or more than one hundred piglets. Pigs with mixed feed plus polymer grass, pigs per kilogram of all feeding costs less than a dollar