长期不同施肥处理黑土磷的吸附-解吸特征及 对土壤性质的响应
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王琼,展晓莹,张淑香,彭畅,高洪军,张秀芝,朱平,GILLES Colinet
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Phosphorus Adsorption and Desorption Characteristics and Its Response to Soil Properties of Black Soil Under Long-Term Different Fertilization
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Qiong WANG,XiaoYing ZHAN,ShuXiang ZHANG,Chang PENG,HongJun GAO,XiuZhi ZHANG,Ping ZHU,Colinet GILLES
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表4 黑土性质与磷吸附解吸特征参数的相关性
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Table 4 The relationship between soil properties and sorption-desorption parameters
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| SOM | SSA | pH | Al2O3 | Fe2O3 | CaCO3 | Total-P | Qmax | K | MBC | DPS | | SSA | -0.592 | | | | | | | | | | | | pH | -0.040 | -0.129 | | | | | | | | | | | Al2O3 | -0.041 | -0.181 | -0.159 | | | | | | | | | | Fe2O3 | 0.077 | -0.218 | -0.248 | 0.954** | | | | | | | | | CaCO3 | 0.353 | -0.541 | 0.719** | -0.134 | -0.150 | | | | | | | | Total-P | 0.678* | -0.656* | 0.222 | -0.198 | -0.251 | 0.581* | | | | | | | Qmax | -0.749* | 0.624* | 0.018 | -0.401 | -0.401 | -0.408 | -0.634* | | | | | | K | 0.508 | -0.351 | -0.144 | 0.273 | 0.378 | 0.005 | 0.019 | -0.447 | | | | | MBC | 0.376 | -0.230 | -0.199 | 0.217 | 0.346 | -0.095 | -0.145 | -0.248 | 0.969** | | | | DPS | 0.815** | -0.565 | 0.197 | -0.463 | -0.400 | 0.568* | 0.877** | -0.511 | 0.146 | 0.042 | | | RDP | 0.760* | -0.744** | 0.306 | -0.343 | -0.249 | 0.658* | 0.752** | -0.499 | 0.342 | 0.250 | 0.913** |
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