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Preliminary study of the variation of air anion in different forest stands in Nanjing city
Pages: 147-150
Year: Issue:  2
Journal: Journal of Nanjing Forestry University(Natural Science Edition)

Abstract: 对南京地区杉木、马尾松、麻栎、毛竹等4种林分中空气负离子含量的变化进行了分析.结果表明,不同林分空气负离子含量的日变化趋势为:杉木、毛竹林呈单峰变化趋势,麻栎呈双峰变化趋势,但差异不显著(p>0.05).4种林分空气负离子含量月变化趋势基本一致,基本呈单峰变化趋势,即夏季最高,其次是秋季和春季,冬季最低,呈极显著差异(p<0.O1).杉木、马尾松、麻栎、毛竹4种林分空气负离子含量年均值分别为123...
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