我国畜禽饲料资源中微量元素砷含量分布的调查研究

张铁鹰,张丽阳,刘俊丽,廖朝勇,吕林,廖秀冬,罗绪刚

A Survey on Distribution of Arsenic Contents in Feedstuffs for Livestock and Poultry in China

ZHANG TieYing,ZHANG LiYang,LIU JunLi,LIAO ChaoYong,LÜ Lin,LIAO XiuDong,LUO XuGang

表4 动物性蛋白饲料中砷含量分布（风干基础）

Table 4 Distribution of As contents in animal protein feeds (air-dry basis)

样品名 Name of samples 省（市、区）数 No. of provinces (municipalities, regions) 样品数 No. of samples 超标率 Over-limit ratio (%) 砷含量 As contents (μg·kg-1) 鱼粉 Fish meal 14 57 5.3 5137.1±451.8A 肉粉 Meat meal 12 24 0 190.87±28.10C 水解羽毛粉 Hydrolyzed feather meal 16 34 0 761.43±59.10B 肠系膜蛋白粉 Dried porcine solubles 3 9 0 132.23±40.54CD 血浆蛋白粉 Plasma protein powder 16 32 0 165.45±39.83CD 血球蛋白粉 Dried blood cells 16 28 0 38.05±12.19D P值P value <0.0001 总体平均值Total average 1704.8