Modified biochar fertilizer and method for eliminating nutrient imbalance of acid soil by using modified biochar fertilizer

The invention belongs to the technical field of soil fertilization, and particularly relates to a modified biochar fertilizer and a method for eliminating nutrient imbalance of acid soil by using the modified biochar fertilizer. The invention provides a biochar fertilizer and a method for eliminatin...

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Bibliographische Detailangaben
Hauptverfasser: XING HAI, XIE LU, GU HAONAN, SUN YEFANG, WEN XIUJUAN, LI FANGZHEN
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention belongs to the technical field of soil fertilization, and particularly relates to a modified biochar fertilizer and a method for eliminating nutrient imbalance of acid soil by using the modified biochar fertilizer. The invention provides a biochar fertilizer and a method for eliminating nutrient imbalance of acidic soil by using the biochar fertilizer, aiming at the problems that the slow release capability of medium trace elements still needs to be improved and the acidity of the soil cannot be improved in the prior art, the biochar fertilizer and the method for eliminating nutrient imbalance of the acidic soil by using the biochar fertilizer are provided. The compatible fertilizer comprises a nitrogen fertilizer, a phosphate fertilizer, a potassium fertilizer, a silicon fertilizer, a sulfur fertilizer, a calcium fertilizer, a boron fertilizer, a manganese fertilizer, an iron fertilizer and a molybdenum fertilizer. The biochar is modified through alkali liquor in the preparation process, after