贵州黔南烟区烟叶烤前虫源性异物种类调查与防控

Investigation on Species and Pest Control for Foreign Material in Tobacco Region of Qiannn State of Guizhou Province

烟叶烤前虫源性异物属烤烟一类恶性异物,对烤烟品质的影响尤为重要。黔南烟区烤前虫源性异物种类复杂。异物关键种类为鳞翅目夜蛾科害虫的虫茧、半翅目蝽科的虫卵、同翅目蚜科的蜕皮及蜘蛛虫卵。黔南部分烟区个别年份夜蛾科害虫的虫茧发生偏重,烘烤后可随烤烟携入复烤环节,对烤烟品质已构成潜在威胁。烟叶虫源性异物防控要贯彻"预防为主、综合防治"的方针,将异物控制在烘烤之前。

The foreign material in tobacco especial for insect source material as a kind of malignant foreign material, is critical to quality of cigarette. The species of foreign material for insect source is abundant, and the key species included the cocoons of Lepidoptera Noetuidae, eggs of Hemiptera Pentatomidae, moults of Homoptera Aphididae and eggs of spider. The occurrence of cocoons of Noctuidae pest is serious in some tobacco region of Qiannan state in individual years. The cocoons could become potential threaten to the character of tobacco when it was brought into the rebaking stage. The control of foreign material of insect source in tobacco must be carried out the policy of ＂Prevention first and comprehensive control＂ in order to control the foreign material before the bake stage.