Title: Si-Ca-P-K fertilizer
Application Number: 97107395 Application Date: 1997.03.13
Publication Number: 1168363 Publication Date: 1997.12.24
Approval Pub. Date: Granted Pub. Date: 2000.12.06
International Classifi-cation: C05D9/00,C05G1/00
Applicant(s) Name: Chen Derong Address: 618201
Inventor(s) Name:
Attorney & Agent: LIU KEQIN
Abstract:
     The fertilizer has the material composition including low-grade phosphate rock, peat, limestone, silica sand and kiln ash in certain proportion, and it is produced through compounding, high temperature calcination, mixing, grinding and other steps. Using the industrial waste as partial material to produce multi-element chemical fertilizer can improve environment, save resource and reduce cost and the said fertilizer is suitable for application in alkalescent silicon and potassium lacking soil.
Time: 5