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1 饲料原料中砷的限量标准（风干基础）

Table 1 The limited standard of As in feed ingredients (μg·kg-1, air-dry basis)

项目Item 砷含量As contents 谷物籽实等及其加工副产品和植物性蛋白饲料 Cereal etc, cereal by-products and plant protein feeds ≤2000 秸秆及牧草类饲料 Straw and pasture feeds ≤4000 动物性蛋白饲料Animal protein feeds 鱼粉 Wheat straw ≤10000 肉粉 Fish meal ≤10000 其他动物性蛋白原料 Other animal protein feeds ≤2000 矿物质原料 Mineral feeds 石粉 Limestone ≤2000 骨粉 Bone meal ≤10000 其他矿物质饲料 Other mineral feeds ≤10000