黄萎病不同发生程度棉田土壤中的真菌群落特征分析
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刘海洋,王伟,张仁福,热西达·阿不都热合曼,姚举
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Fungal Community Structure of Cotton-Field Soil Under Different Incidences of Cotton Verticillium Wilt
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LIU HaiYang,WANG Wei,ZHANG RenFu,RAXIDA ·ABDURAHMAN,YAO Ju
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表3 土壤养分、pH及有机质与真菌多样性指数的相关性
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Table 3 Correlation analysis of soil nutrient, pH and organic matter with fungal diversity index
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分析指标 Analysis index | 分类单元 OTU | Chao1丰富度 Chao1 richness estimator | Ace丰富度 Ace richness estimator | 辛普森指数 Simpson diversity index | 酸碱度 pH | 0.3157 | 0.2802 | 0.3294 | 0.7799* | 总盐 Total salt | -0.3371 | -0.2936 | -0.3471 | -0.7604* | 有机质 Organic matter | 0.7558* | 0.7657* | 0.7528* | 0.2136 | 全氮 Total nitrogen | 0.7322* | 0.7575* | 0.7498* | 0.3109 | 全磷 Total phosphorus | 0.3257 | 0.4119 | 0.4251 | 0.6209* | 全钾 Total potassium | -0.3892 | -0.2962 | -0.2389 | 0.8848** |
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