Breeding and Characteristics of Semi-winter Wheat Variety Ninghongmai 452 with High Yield and High Quality
Ninghongmai 452 (approval number:Sushenmai 20220019) is a new semi-winter,high-yield,high-quality and white wheat cultivar developed by Jiangsu Academy of Agricultural Sciences with Lianmai No.7 as the maternal parent and Huaimai 20 as the paternal parent through pedigree selection combined with biochemical marker assisted selection. The average yield of Ninghongmai 452 during 2019-2021 is 8799 kg/hm2,which is 5.7% higher than that of the control variety Huaimai 20,and the yield increase rate is 100%. According to the identification of the third institutions by the organization of Jiangsu Seed Administration Station,Ninghongmai 452 is moderately susceptible to fusarium head blight and stripe rust,moderately resistant to yellow mosaic virus,and its quality meets the certification standard of medium-strong gluten wheat varieties. This article summarizes the breeding process,agronomic characters and cultivation techniques of Ninghongmai 452,and aims to provide reference for its application and extension.
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