Breeding and Cultivation Techniques of New Wheat Variety Huamai 21 with High Yield and Wide Adaptability
Huamai 21 is a new wheat variety with high yield and wide adaptability bred by Jiangsu Dahua Seed Group Co.,Ltd.using the method of the systematical selection,by the cross with H0892 as the maternal parent and Zhoumai 18 as the paternal parent.The variety has high-yield potential(the average yield of the 2-year regional test was 6.5%higher than that of the control variety Huaimai 20).It has the advantages of multiple spikes,large spikes,about 6.30 million spikes per hectare,35.8 grains per spike,and 1000-grain weight of 46.5 g.It is resistant to wheat yellow mosaic virus,moderately susceptible to head scab,stripe rust and leaf rust.In 2023,it was approved by Jiangsu Provincial Variety Approval Committee(Approval number:Sushenmai 20220018)and suitable for planting in Huaibei wheat areas of Jiangsu Province.