我国畜禽饲料资源中常量元素钙含量分布的调查

陈志勇,张丽阳,马雪莲,王良治,邢冠中,杨柳,刘东元,廖秀冬,李素芬,黄艳玲,吕林,罗绪刚

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

CHEN ZhiYong,ZHANG LiYang,MA XueLian,WANG LiangZhi,XING GuanZhong,YANG Liu,LIU DongYuan,LIAO XiuDong,LI SuFen,HUANG YanLing,LÜ Lin,LUO XuGang

表1 谷物籽实及其加工副产品中钙含量分布（风干基础）

Table 1 Distribution of Ca contents in cereal seeds and their by-products (air-dry basis)

品名 Name of samples 省（市、区）数 No. of provinces (cities, regions) 样品数 No. of samples Ca含量 Ca content (mg·kg-1) 变异系数 Coefficient of variation (%) 玉米Corn 30 1191 74.5±22.9C 30.7 小麦Wheat 28 251 476±101B 21.2 稻谷Rice 30 207 448±108B 24.1 大麦Barley 16 29 832±710A 85.3 P值 P value 0.0001 总平均值 Total average 457 玉米蛋白粉Corn gluten meal 17 40 236±206c 87.3 玉米DDGS Corn DDGS 13 96 722±338c 46.8 玉米胚芽粕Corn germ meal 7 49 882±780bc 88.4 次粉Wheat middling 20 51 789±330bc 41.8 小麦麸Wheat bran 24 112 1905±2708b 142 小麦DDGS Wheat DDGS 4 16 3264±1233a 37.8 碎米Broke rice 21 54 93.4±18.2c 19.5 米糠 Rice bran 22 122 829±312bc 37.6 P值 P value 0.0001 总平均值 Total average 1090