The humic acid resin was prepared using peat as material.
利用泥炭为原料制备腐殖酸树脂。
The results showed that alkali lignin of rice straw is a good fertilizer raw material. It has high dissociable humic acid content and good fertilizer efficiency.
结果表明，稻草碱木素具有较高的游离腐殖酸含量，其活性高，肥效好；
The invention has characteristics of simple synthesis and cheap raw material, and the performance of prepared humic acid bonded silica gel is stable.
本发明具有合成简单、原料便宜的特点，制备的腐殖酸键合硅胶性能稳定。
The invention has characteristics of simple synthesis and cheap raw material, and the performance of prepared humic acid bonded silica gel is stable.
本发明具有合成简单、原料便宜的特点，制备的腐殖酸键合硅胶性能稳定。
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