我国畜禽饲料资源中微量元素铜含量分布的调查
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王丽赛,张丽阳,邵玉新,马雪莲,王良治,邢冠中,杨柳,李素芬,吕林,廖秀冬,罗绪刚
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A Survey on Distribution of Copper Contents in Feedstuffs for Livestock and Poultry in China
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WANG LiSai,ZHANG LiYang,SHAO YuXin,MA XueLian,WANG LiangZhi,XING GuanZhong,YANG Liu,LI SuFen,LÜ Lin,LIAO XiuDong,LUO XuGang
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表4 动物性蛋白饲料中铜含量分布（风干基础）
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Table 4 Distribution of Cu contents in animal protein ingredients (air-dry basis)
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样品名称
Name of samples | 省(市、区)数
No. of provinces
(municipalities, regions) | 样品数
No. of samples | 铜含量Cu contents (mg·kg-1) | 平均值±标准差
Mean ± standard deviation | 中位数
Median | 众数
Mode | | 鱼粉 Fish meal | 14 | 57 | 14.46±11.37b | 8.96 | 6.70 | | 肉粉 Meat meal | 12 | 24 | 10.11±4.58b | 8.68 | - | | 水解羽毛粉 Hydrolyzed feather meal | 16 | 34 | 9.57±2.71b | 9.97 | 7.52 | | 肠膜蛋白粉 Dried porcine soluble | 3 | 9 | 10.73±2.30b | 9.23 | - | | 血浆蛋白粉 Plasma protein powder | 16 | 32 | 20.04±4.93a | 22.37 | - | | 血球蛋白粉 Blood cells protein powder | 16 | 28 | 1.90±0.52c | 2.06 | 1.68 | | P值 P-value | | | ＜0.001 | | | | 总平均值 Total average | | | 11.14 | | |
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