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Position: Home > Articles > Study on The Spatial Pattern of Larva of Orange-spotted Shoot Moth(Rhyacionia pinicolana (Dubleday)) Inner Mongolia Forestry Investigation and Design 2011 (6) 79-81+93

樟子松梢小卷蛾幼虫空间分布型的研究

作  者:
胡杰;侯德海;罗世成;张凯
单  位:
内蒙古呼伦贝尔市林业局;内蒙古海拉尔区哈克镇农业产业化协会;内蒙古呼伦贝尔市林业科学研究所;山东省东营市林业局
关键词:
樟子松梢小卷蛾;幼虫;空间分布
摘  要:
文章介绍了以样枝为取样单位,采用8种聚集度指标和三种概率频次分布来确定樟子松梢小卷蛾(Rhyacionia pinicolana(Doubleday))幼虫的空间分布型。测定结果表明,樟子松梢小卷蛾(Rhya-cionia pinicolana(Doubleday))幼虫呈Neyman分布,且在一切密度下都呈聚集分布,聚集程度不因种群密度的变化而变化。同时介绍了空间分布型在最适抽样数的确定及序贯抽样中的应用。
译  名:
Study on The Spatial Pattern of Larva of Orange-spotted Shoot Moth(Rhyacionia pinicolana (Dubleday))
作  者:
HU Jie1,HOU De-hai2,LUO Shi-cheng,ZHANG Kai4(1.Hulun Buir City Forestry Science Institute,Hailar 021008,China;2.Hulun Buir City Forestry Bureau,Hailar 021008,China;3.Industry Associations of Hailar Area FarmingTown 021008,China;4.Dongying City Forestry Bureau,Dongying 257000,China)
关键词:
tribution in all population density;The usage of spatial pettern on the determioation of the sample number and the sampling method was discussed too
摘  要:
This paper introduced a method that can be used to determine the spatial pattern of Orange-spottd shoot moth(Rhyacionia pinicolann(Doubleday)) by using three kinds of assemble and three kinds of frequeocy disbibutions,The quota resuIts ofthe determinations showed that the larva of orenge-spotted shoot moth were tally with Neyman dis

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