Silkworm pupa meal 蚕蛹粉和蚕蛹粕 ; 蚕蛹粉
Silkworm pupa had the highest apparent digestibility of four animal protein feedstuffs, and the next was blood meal.
四种动物蛋白原料中以蚕蛹粉中营养物质表观消化率最高，血粉次之；
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