Chelated organic water-soluble fertilizers ，from agriculturewaste，rich in mineral elements.

Potassium humate is an efficient organic potassium fertilizer, as its humic acid is a biologically active agent that can increase the content of soil available potassium, reduce potassium loss and fixation, increase crop absorption and utilization of potassium, and also has functions such as improving soil, promoting crop growth, enhancing crop stress resistance, improving crop quality, and protecting agricultural ecological environment; It can be mixed with urea, phosphorus fertilizer, potassium fertilizer, trace elements, etc. to make efficient and multifunctional compound fertilizers; In addition, potassium humate can also be used as a treatment agent for petroleum drilling fluids, mainly to prevent wellbore collapse.