多花黑麦草,又称意大利黑麦草和一年生黑麦草。十三世纪在意大利北部草地发现,后被世界各国引种栽培驯化,现已育成很多个不同生产特点的优良品种,成为畜牧业发达国家广为栽培的草种之一。省畜牧所自1979年以来从国内外引进十多个多花黑麦草品种,通过多年的引种观 More ryegrass, also known as Italian ryegrass and annual ryegrass. In the thirteenth century, it was discovered in the grasslands of northern Italy and introduced into the world for cultivation and domestication. Nowadays, many fine varieties with different production features have been bred and become one of the widely cultivated grass species in developed countries. Provincial livestock husbandry since 1979 imported from home and abroad more than a dozen flowers of ryegrass varieties, through years of introduction