| 摘要 |
A fodder for ruminant containing prehydrolyzed ligno-cellulosic materials and urea. Most of this urea is under nitrogen slow-reiease form. The fodder is prepared by hydrolysing, straw, bagasse or other ligno-cellulosic by - products with diluted acid and, subsequently, condensing said prehydrolyzed material with urea. |
