The successful experience of spreading a variety to be applied in production should be depend on combining the elite cultivar with cultural technique and cropping system.
一个品种在生产上应用推广的成功需要借助于良种、良法、以及与之适宜的耕作制度的配套。
2
Through the investigation of urban trees in Tongliao city Korqin distract, the main species belongs to 27 families, 51 genera, 79 species, 6 variety, 11 cultivar.