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Chinese Agricultural Science Bulletin ›› 2013, Vol. 29 ›› Issue (6): 81-84.doi: 10.11924/j.issn.1000-6850.2012-1154

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Study on the Effects of Cultivation of Virus-free Chewing Cane on Dryland

  

  • Received:2012-03-28 Revised:2012-05-19 Online:2013-02-25 Published:2013-02-25

Abstract: The purpose of this study was to evaluate the advantages of cultivation of virus-free fruit sugarcane over virus infected fruit sugarcane in the dryland. Selecting the third-generation stems of virus-freed seedlings and virus infected seedlings of black fruit sugarcane as materials, the comparative experiment of dryland cultivation was conducted under micro-spray irrigation condition. And yield traits, sugar cane stem appearance, quality, root, green leafy were investigated at the maturity process of fruit sugarcane. The results showed that, the plant height, internode length, stem diameter, single stem weight, and sugarcane yield of virus-free fruit sugarcane increased by 25.3 cm, 1.24 cm, 0.12 cm, 0.6 kg, and 23.45% compared with virus infected fruit sugarcane. The ratio of sugarcane flower stems skin, field brix, soluble sugar, and cellulose content decreased by 9.45%, 0.28%, 0.17%, and 0.34% respectively. The dryland labor costs were lower by 46.03%. The cultivation of virus-free fruit sugarcane over virus infected fruit sugarcane in the dryland, which resulted in developed root system, more functional leaves, yield and economic income increasing, was a new way for the development of fruit sugarcane cultivation.