根据大麦品种审定(登记)证书,对保山市1991年以来审定(登记)品种的育种方法和农艺性状进行比较分析,结果表明,保山市大麦育种方法以引种、选择育种、杂交育种、穿梭育种并存;大麦产量持续增加;株高持续降低;穗实粒数、千粒重缓慢增加;二棱大麦有效穗持续增加,多棱大麦有效穗变化不大;生育期变化不明显。 According to the validation (registration) certificate of barley varieties, comparative analysis was made on the breeding methods and agronomic traits of the certified (registered) cultivars since 1991 in Baoshan City. The results showed that the introduction of barley breeding methods, selection breeding, crossbreeding and shuttle breeding coexisted ; Barley production continued to increase; plant height continued to decrease; grain number per panicle and grain weight slowly increased; effective panicles of two-row barley continued to increase, and the effective panicles of polygamy barley did not change much;