Comparative Adaptability Test of Ornamental Brassica Oleracea var.Acephala Varieties in Qinghai Area
To screen out ornamental Brassica oleracea var.acephala varieties suitable for planting in Qing-hai,and increase the richness of plant varieties for plateau landscaping,comparison test of 19 domestic high-quality ornamental B.oleracea var.acephala varieties were conducted in Qinghai.The results showed that red peacock,white peacock,white coral,red coral,Yokohama white and Yokohama red varieties have better growth and is a small to medium-sized variety with high uniformity(97%~99%).The optimal ornamental period is long(June-November),and it has excellent ornamental value and strong cold resistance.It can provide a theoretical basis for demonstration and promotion of planting in Xining City and similar climate areas,provide reference for improvement existing kale varieties and developing new varieties.