Comprehensive Analysis and Performances of Different Sugarcane Varieties in Mengnuo Sugarcane Area,Yunnan Province
In order to comprehensively grasp the growth performance of different sugarcane varieties in Mengnuo sugarcane area of Yunnan and scientifically guide sugarcane production in sugar enterprises,this article conducted a follow-up investigation on the emergence rate,tillering rate,plant height,stem diameter,effective stem and other agronomic traits of seven varieties including Yunzhe0551,Yunzhe081609,Guiliu05136,Yuetang60,Yuetang93159,R6048 and Guitang35 from 2021 to 2023.At the same time,process trait indicators such as sucrose content,juice hammer degree,juice gravity purity,simple purity,juice to cane ratio,reducing sugar,fiber content and natural phosphate value were measured during maturity.The results indicated that the agricultural and technological traits of the tested varieties(lines)were excellent,making them suitable for widespread promotion in fields with good water fertilizer conditions and on terraced plots in the Mengnuo sugarcane area of Yunnan.They were also appropriate for mechanized planting.Additionally,based on the characteristics of different varieties,provide some guiding opinions for the reasonable layout of sugarcane areas,optimization of sugarcane planting areas and structure,and formulation of technical measures for the promotion of good varieties and methods.
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