腐殖酸盐可改善土壤结构据外刊报道，腐殖酸盐含有化合无硝态氮、磷、钾、平衡微量元素组，是一种具有广谱作用的生物活性物质，属于纯生态有机矿物肥料，能改善土壤结构，尤其在含腐殖质不高的土壤中施用效果特别好；它可以与干物质或与灌溉水一起使用。在植物生长初期施... Humic acid salts can improve the soil structure According to foreign reports reported that the humic acid salt contains nitrate-free nitrogen, phosphorus, potassium, trace elements balance, is a broad-spectrum role of bioactive substances, are purely eco-organic minerals Fertilizers, which improve the soil structure, are particularly effective in applications with low humus soil; they can be used with dry matter or with irrigation water. In the early stages of plant growth ...