DONG Qing-shan.Effects of Diffenrent Period of Transplant and Topping on Nicotine Accumulation in Sun-cured Tobacco Plants[J].HEILONGJIANG AGRICULTURAL SCIENCES,2006,(05):47-48.[doi:10.11942/j.issn1002-2767.2006.05.0047]
移栽和打顶时间对晒烟烟碱积累的影响
- Title:
- Effects of Diffenrent Period of Transplant and Topping on Nicotine Accumulation in Sun-cured Tobacco Plants
- 文章编号:
- 002 -2767(2006)05 -0047 -02
- Keywords:
- sun-cured to bacco ; nicot ine accumulatio n ; t ransplant ; topping
- 分类号:
- S572
- 文献标志码:
- A
- 摘要:
- 针对移栽和打顶时间两项影响烟碱积累的栽培措施进行了田间试验。用回归分析法分析表明, 烟碱积累与打顶时间呈正相关, 回归系数为0 .1071 , 且达显著水平;与移栽时间呈负相关, 回归系数为-0 .025 , 也达显著水平。综合分析认为:适宜移栽期为5 月25 ~ 30 日, 适宜打顶期应为盛蕾期。
- Abstract:
- The ex periment w as conducted to study the nico tine accumulation at dif ferent t ransplantand topping time in Mudanjiang .Nicot ine accumulation w as posi tively related to to pping period , regression coeff icient w as 0 .1071 .Nicot ine accumulation w as neg atively related to t ransplantperiod , reg ressio n coefficient w as -0 .025 .The best period of t ransplant w as on 25 ~ 30th ,May , and the be st pe riod o f top pruning w as full bud time .
参考文献/References:
[ 1]左天觉.烟草生产、生理与生物化学[ M] .上海:远东出版社,1994.
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备注/Memo
收稿日期:2006 -06 -22