不同种类生物炭对植烟土壤微生物及根茎病害发生的影响
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李成江,李大肥,周桂夙,许龙,徐天养,赵正雄
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Effects of different types of biochar on soil microorganism and rhizome diseases occurrence of flue-cured tobacco
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Cheng-Jiang LI,Da-Fei LI,Gui-Su ZHOU,Long XU,Tian-Yang XU,Zheng-Xiong ZHAO
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表2 根区土壤微生物数量
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Table 2 Rhizosphere soil microbe amount
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测定项目
Tested assay | 处理
Treatment | 旺长期
Vigorous growing stage | 采烤前
Mature stage | 细菌
Bacteria (×106 cfu g-1) | CK | 5.28±0.23 b | 3.17±2.15 a | | RB | 5.45±0.98 b | 3.49±2.23 a | | WB | 5.90±0.49 a | 3.52±2.17 a | 真菌
Fungi (×104 cfu g-1) | CK | 3.75±1.90 b | 6.11±2.17 b | | RB | 5.00±2.43 a | 10.38±2.19 a | | WB | 3.97±2.55 b | 8.17±2.56 b | 放线菌
Actinomycets (×105 cfu g-1) | CK | 15.58±1.90 a | 17.55±1.00 b | | RB | 15.90±1.12 a | 18.03±1.28 b | | WB | 15.98±0.97 a | 19.80±1.59 a | 微生物总量
Total microorganisms amount (×106 cfu g-1) | CK | 6.85±0.21 b | 5.02±0.15 b | | RB | 7.05±0.21 ab | 5.33±0.15 a | | WB | 7.49±0.21 a | 5.62±0.15 a |
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