有机物料还田对土壤导水导气性的综合影响
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赵丽丽,李陆生,蔡焕杰,石小虎,薛少平
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Comprehensive Effects of Organic Materials Incorporation on Soil Hydraulic Conductivity and Air Permeability
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ZHAO LiLi,LI LuSheng,CAI HuanJie,SHI XiaoHu,XUE ShaoPing
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表2 试验用有机物料的理化性质
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Table 2 Physico-chemical characteristics of the applied organic materials
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有机物料
Material | 纤维素
Cellulose
(%) | 有机碳
Organic carbon
(g·kg-1) | 全氮
Total N
(g·kg-1) | C/N比
C/N
ratio | 全磷
Total P
(g·kg-1) | 全钾
Total K
(g·kg-1) | 干容重
Dry bulk density
(g·cm-3) | | 麦秆 Wheat straw | 36.32 | 432.44 | 10.84 | 39.95 | 1.65 | 9.71 | 0.074 | | 麦壳 Wheat husk | 24.89 | 396.99 | 20.44 | 19.43 | 5.41 | 6.20 | 0.137 | | 土粪 Farmyard soil | 18.25 | 190.30 | 11.63 | 16.46 | 3.02 | 6.49 | 0.474 | | 生物肥 Bioorganic fertilizer | 17.96 | 184.19 | 12.98 | 14.21 | 3.19 | 6.27 | 0.325 |
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