贵州原生态石栽铁皮石斛软腐病发生情况调查
Journal of Anhui Agricultural Sciences(2017)
Abstract
[目的]了解野外环境中不同光照条件(不同郁闭度)软腐病对石栽铁皮石斛的影响.[方法]对贵州兴义原生态石栽铁皮石斛软腐病发生情况进行调查.[结果]连续降雨条件下,铁皮石斛软腐病的发生与郁闭度呈极显著的正相关关系,最适宜的郁闭度为0.2~0.4,当郁闭度超过0.6时,母株和新芽发病较严重,而且新芽达到4级时发病程度比母株高.[结论]调查结果为原生态石栽种植铁皮石斛提供了理论依据.
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