| 摘要 |
<p>A fodder for ruminant containing prehydrolyzed ligno-cellulosic materials and urea. Most of this urea is under nitrogen slow-release 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. </p> |
