日本:棱大麦的栽培和啤酒酿造始于1887年(明治20年),当时大多数二棱大麦品种均为引进种,较为合适日本种植的有Chevalier和Golden Melon(黄金瓜)及后来的Svanh-als,大正年代各个品种在不同地点表现不同,人们进行了系统选择,黄金瓜分枥木黄金瓜、黄金瓜埼1号和麒麟直1号,Svanhals分京都中生和滋贺早生,但这些品种酿造品质差,晚熟,不适宜水田种植,高秆易倒,种植者希望有早熟矮秆高产的品种来代替。杂交育种始于1907年(明治40年),在昭和20年代育成了早熟矮秆的朝日5号和朝日19号,后来酿 Japan: Prickly barley cultivation and beer brewing began in 1887 (Meiji 20) when most of the two barley varieties were introduced, most notably Chevalier and Golden Melon grown in Japan and later Svanh -als, various varieties of the Taisho era performed differently at different locations, people made systematic choices, gold divided the Tochigi yellow melon, yellow gold melon Saitama 1 and Kirin straight 1, Svanhals divided Kyoto middle and Shiga early, but these varieties Poor brewing quality, late maturity, not suitable for paddy field cultivation, easy to fall tall stalks, growers hope to have early maturity dwarf varieties of high yield instead. Crossbred breeding began in 1907 (Meiji 40), bred early maturing dwarf Asahi 5 and Asahi 19 in the Showa 20, and later brewed