烤烟新品种云烟97在百色烟区的生产适应性研究

目的]探讨云烟97在广西百色烟区的生产适应性,为云烟97在百色市的推广应用提供科学依据.方法]在百色市的靖西、德保、隆林县以当地主栽品种云烟85为对照,通过田间小区试验和大田生产试验,对云烟97的生物性状、抗病性、产量、质量等进行观测分析.结果]云烟97的农艺性状遗传稳定,整个大田期生长均衡,抗病、抗逆和适应性强;烤后原烟组织疏松,光泽强,身份适中,化学成分协调,香气足,杂气较轻;与对照云烟85相比,平均产量提高67.80~210.75 kg/ha,产值提高3194.40~4270.65元/ha,均价提高0.49~1.11元/kg,上等烟比例增加3.32%~5.50%.结论]云烟97适宜在广西百色烟区推广种植.

Adaptability of a new flue-cured tobacco variety Yunyan 97 in Baise tobacco-growing areas

Objective]The adaptability of a new flue-cured tobacco variety Yunyan 97 was evaluated in Baise tobacco-growing areas to provide a reference for its extension in Baise. Method]Field production trial and plot trial were conducted in counties of Jingxi, Debao and Longlin (Baise City) to compare Yunyan 97 with Yunyan 85 on the basis of agronomic and economic traits, disease resistance, yield and quality. Result]Yunyan 97 showed stable agronomic traits, better adaptability and strong resistance to disease and adversity. Moreover, after curing, the leaf structure of Yunyan 97 was loose and the leaf was shiny with proportioned chemical composition rich aroma and light offensive odor. Compared with Yunyan 85, on an average, the yield of Yunyan 97 increased by 67.8-210.75 kg/ha, its output value increased by 3194.4-4270.65 Yuan/ha, and its average price rose by 0.49-1.11 Yuan/kg. All this resulted in 3.32-5.50% higher rate of classy tobacco leaves. Conclusion]Yunyan 97 is appropriate to be widely extended in Baise tobacco-producing areas.