短語詞組短語perennial ryegrass Lolium perenne 多年生黑麥草turf type perennial ryegrass 草坪型多年生黑麥草turf -type perennial ryegrass 草坪型多年生黑麥草Perennial ryegrass sub -1 generation 多年生黑麥草子1代Perennial turf -type ryegrass 草坪型多年生黑麥草 返回 perennial ryegrass