【作者】 苏秀侠； 胡成华； 祁宏伟； 张国良； 于秀芳； 生群；

【Author】 Su Xiuxia Hu Chenghua Qi Hongwei Zhang Guoliang Yu Xiufang sheng Qun(Division of Animal Science of Jilin Academy of Agricultural Science)

【机构】 吉林省农科院畜牧分院；

【摘要】 对玉米采用3种收获与处理方式:即全株青贮、去棒后鲜秆青贮和常规收获粮食其干秸秆用作饲料,将3种饲料营养水平调整一致分别饲喂育肥牛。日增重、产肉率及牛肉品质均以全株青贮组最高,90天增重纯收入依次为274.51元/头、115.20元/头和6.30元/头,每公顷耕地新增纯收入依次为3843元、1958.4和81.9元。更多还原

【Abstract】 Corn was harvested and processed in three different methods, which were silage of all plant and silage of fresh stalk and dry stalk removed corn ears. The three kinds of roughage were used to feed fattening beef cattle respectively after their nutritional level was adjusted to the same. Daily gain, meat production ratio and beef quality of all plant silage were the highest. Those of the silage of fresh stalk without corn ears were middle. Those of the dry stalk were the lowest. The income of every beef for 90 days was 274.5, 115.2 and 6.3yuan, and that of every hectare was 3843.0,1958.4 and 81.9yuan , respectively.更多还原