中国中部太白山不同海拔杜鹃兰根部内生真菌多样性
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任玮,杨韧,张永新,唐明
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Diversity of endophytic fungi in the roots of Cremastra appendiculata (Orchidaceae) at different altitudes in Taibaishan Nature Reserve, Central China
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REN Wei,YANG Ren,ZHANG Yong-Xin,TANG Ming
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表3 不同海拔杜鹃兰根际土土壤理化性质
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Table 3 Rhizosphere soil factors of Cremastra appendiculata in different altitude sample sites
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根际土理化性质 Rhizosphere soil factors | 样地海拔Sample site altitudes (m) | 1 177 | 1 409 | 1 590 | 有机质 Organic matter (g/kg) | 119.50±25.90a | 68.46±17.08a | 72.14±3.72a | 含水量 Water content | 0.33±0.03a | 0.38±0.02a | 0.36±0.01a | 硝态氮 Nitrate N (mg/kg) | 67.27±25.01a | 13.28±1.29b | 36.13±2.10ab | 铵态氮 Ammonium N (mg/kg) | 43.77±11.58a | 29.94±1.41a | 48.07±6.29a | 速效磷 Available P (mg/kg) | 50.15±1.17a | 30.06±5.29b | 34.61±6.84b | 速效钾 Available K (mg/kg) | 72.91±4.66a | 80.99±3.14a | 77.20±1.39a |
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