我国畜禽饲料资源中微量元素硒含量分布的调查

王丽赛,张丽阳,马雪莲,王良治,邢冠中,杨柳,于涛,吕林,廖秀冬,李素芬,罗绪刚

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

WANG LiSai,ZHANG LiYang,MA XueLian,WANG LiangZhi,XING GuanZhong,YANG Liu,YU Tao,LÜ Lin,LIAO XiuDong,LI SuFen,LUO XuGang

表4 动物性蛋白饲料中硒含量分布（风干基础)

Table 4 Distribution of Se contents in animal protein ingredients (air-dry basis)

样品名称 Name of samples 省(市、区)数 No. of provinces (municipalities, regions) 样品数 No. of samples 硒含量Se contents (mg·kg-1) 平均值±标准差 Mean ± standard deviation 最大值 Maximum 最小值 Minimum 鱼粉 Fish meal 14 57 2.220±0.675a 3.385 0.390 肉粉 Meat meal 12 24 0.628±0.117c 0.922 0.274 水解羽毛粉Hydrolyzed feather meal 16 34 0.611±0.098c 0.812 0.196 肠膜蛋白粉Dried porcine soluble 3 9 0.974±0.177b 1.214 0.697 血浆蛋白粉 Plasma protein powder 13 25 1.998±0.237a 2.339 0.950 血球蛋白粉 Blood cells protein powder 16 28 0.871±0.086bc 1.057 0.649 P值 P value ＜0.001 总平均值 Total average 1.217