1 cleaves internal beta-1, 4-glycosidic bonds of mannan 2 increase energy utilization Anti-nutrient Effect of MannanMannan, the most widely distributed hemicellulose in plant feed materials, is a kind of non-starch polysaccharide (NSP). It can be commonly found in plant feed, with high level in feed meals, particularly in soybean meals (Table 1).Even in some non-conventional cake meals, such as ...