Introduction and Performance of Nine New Fresh Black Corn Varieties in Quanzhou City
YE Zhi-xiong
Abstract：In order to meet the diversified needs of the market,a new variety of fresh black corn suitable for being planted in Quanzhou was screened out.Nine new varieties were introduced,and the comparative test was carried out with Suyunuo No.5 as the control.The growth period,agronomic traits,ear traits,ear appearance quality and cooking and eating identification,disease and insect resistance and other related indicators were comprehensively evaluated.The results showed that among the nine tested varieties,Heitiannuo 168 exhibited the best overall performance:a shorter growth period(67 days),outstanding ear length(21.7 cm),number of rows per ear(15.9 rows),and the number of grains per row(34.7 grains),with the yield of fresh ear reaching 12,206.17 kg·hm-2,which was 11.2%higher than that of the control Suyunuo No.5,and the difference was significant.Additionally,it demonstrated excellent external quality,superior color,and strong comprehensive disease resistance,making it a priority for the promotion as a fresh black corn variety in the Quanzhou region.The yields of Motong and Jinheiyu No.2 were higher than that of the control Suyunuo No.5,but the difference was not significant.The yields of the other six varieties were lower than that of the control Suyunuo No.5.
Keywords：Black cornAgronomic traitsYieldQualityComparison of varieties
Publication Date：2025-09-28
Online Publishing Date：2025-12-15(First online date of this platform, not the publication date of the document)
Pages：6( 69-74 )