• Materials Science
  • Published 2013

Multifunctional organic/inorganic compound fertilizer and preparation method thereof

@inproceedings{2013MultifunctionalOC,
  title={Multifunctional organic/inorganic compound fertilizer and preparation method thereof},
  author={金维典 and 孟祥云},
  year={2013}
}
The invention provides a multifunctional organic/inorganic compound fertilizer and a preparation method thereof. The compound fertilizer is composed of the following raw materials by weight percent: 25-30% of urea, 5-10% of monoammonium phosphate, 10-18% of potassium sulphate, 27-32% of humic acid, 1.5-3% of zinc sulfate, 0.1-0.3% of microorganism bacterial liquid, 12-20% of diatomite and 1.9-2.7% of sophorolipid, wherein humic acid is obtained from decomposed coal through activation treatment… CONTINUE READING