【摘要】 本试验是为23—92公斤阶段生长肥育猪筛选配合饲料最佳配方的单因子饲养试验.选用当地猪,按同窝、同性别、产期和体重相近等愿则配对分为5组(一个对照组),每组5头.分23—35、35—60、60—92公斤体重三个阶段.试验4套饲料配方.根据增重、饲料报酬、饲料价格和增重盈利四项指标综合评定最佳配方.经按阶段评定,23—35、35—60、60—92公斤阶段的最佳配方分别为配方2、配方1、配方1.按23—92公斤全期评定,配方1为最佳配方.本试验筛选出的最佳配方具有增重快、节省饲料和盈利多的优点.经推广应用效果良好.更多还原

【Abstract】 A single factor feeding experiment of sifting optimum formula feed prescriptions for local growing-finishing swine of 23-92 kgs.Has been studied.The piglets were all ocated to 5 groups(one control group) of 5 with same litter, sex,approximate age and weight.The whole experiment period was divided into three stages,23-35,35-60 and 60-92 kgs.Thee optimum formula feed prescriptions have been measured synthetically by weight gain,feed conversion, feed cost and economical profit.The results show that prescription 2,1 and 1 are the optimum prescription for stage 23-35,35-60 and 60-92kgs.,respectively,The optimum prescription for the whole period is prescription 1.The optimum feed prescriptions sieved can greatly promote weight gain,efficiency of feed utilization and economical profit. These two prescriptions have been applied by local raisers and got good effect.更多还原