不同秸秆生物炭对贵州黄壤细菌群落的影响
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侯建伟,邢存芳,卢志宏,陈芬,余高
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Effects of the Different Crop Straw Biochars on Soil Bacterial Community of Yellow Soil in Guizhou
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HOU JianWei,XING CunFang,LU ZhiHong,CHEN Fen,YU Gao
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表2 黄壤化学性质及其与细菌16s rRNA基因拷贝数的相关性分析
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Table 2 The Yellow soil chemical properties and its correlation analysis with gene copy number of 16s rRNA
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变量 Variables | 处理Treatment | 相关系数 Correlation coefficient | CK | BC1 | BC2 | BC3 | pH | 4.60±0.22c | 5.68±0.03b | 5.67±0.07b | 5.81±0.08a | 0.62* | 全碳Total C (g·kg-1) | 5.82±0.31d | 13.58±0.80c | 14.04±1.32b | 17.49±0.99a | 0.66* | 全氮Total N (g·kg-1) | 0.65±0.08 | 0.85±0.06c | 0.96±0.02b | 1.07±0.01a | 0.78** | 全磷Total P (g·kg-1) | 0.17±0.02b | 0.20±0.01a | 0.18±0.01a | 0.19±0.01a | 0.36 | 全钾Total K (g·kg-1) | 22.19±1.06c | 23.23±0.52b | 23.84±0.62b | 24.08±1.22a | 0.44 | 碱解氮Available N (mg·kg-1) | 12.32±1.20d | 22.55±1.82a | 13.63±1.09b | 12.58±0.91c | 0.58 | 速效磷Available P (mg·kg-1) | 1.07±0.02d | 1.79±0.15a | 1.63±0.23b | 1.56±0.20c | 0.69 | 有效钾Available K(mg·kg-1) | 90.32±10.11d | 336.55±35.37b | 320.09±16.34c | 417.26±65.08a | 0.55 |
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