The effect of applying humic acid compound fertilizer to Eucalyptus planting is estimated and analysed.
对在桉树栽培中施用腐植酸复合肥的效果进行了评价与分析。
Determination on humic acid for compound fertilizer by potassium bichromate titrimetric method, it is convenient to application and popularity, test results are satisfaction.
采用重铬酸钾容量法测定复混肥料中腐植酸含量，试验结果满意，便于推广应用。
The invention provides a humic acid organic biological compound fertilizer, which contains active ingredients of activated humic acid, chicken manure, biological bacteria, etc.
本发明提供一种腐植酸有机生物复合肥，包含有活化腐植酸、鸡粪、生物菌等有效成分。
The invention provides a humic acid organic biological compound fertilizer, which contains active ingredients of activated humic acid, chicken manure, biological bacteria, etc.
本发明提供一种腐植酸有机生物复合肥，包含有活化腐植酸、鸡粪、生物菌等有效成分。
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