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1 谷物籽实中硒含量分布（风干基础)

Table 1 Distribution of Se contents in cereals (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 玉米Corn 30 1175 0.025±0.011b 0.481 0.000 小麦Wheat 26 240 0.038±0.018a 0.414 0.002 稻谷Rice 29 206 0.040±0.010a 0.475 0.003 大麦Barley 15 28 0.044±0.028a 0.193 0.006 P值 P-value ＜0.001 总平均值 Total average 0.037