Title: Quick dissolving zinc selenium composite fertilizer and making method
Application Number: 95112086 Application Date: 1995.10.27
Publication Number: 1139655 Publication Date: 1997.01.08
Approval Pub. Date: Granted Pub. Date: 2002.04.10
International Classifi-cation: C05D9/02,C05G1/00
Applicant(s) Name: Wu Dunhu Address: 116028
Inventor(s) Name: Wu Dunhu
Attorney & Agent: LI HONGFU
Abstract:
     The present invention relates to a quick-dissolving zinc-selenium compound fertilizer and its preparation method. Its composition is composed of metaphosphate, urea, potassium chloride, sodium acetate, zinc sulfate, selenium dioxide and boric acid etc. nine trace elements, which are easy to dissolve in water and have complexation. Said invented product is mixed with water, and can be made into foliage fertilizer. Its zinc and selenium content can be up to 20-100 mg/l. Its preparation is as follows: the compounds containing trace elements of zinc, selenium, boron and magnesium are proportioned and ground, and uniformly mixed with quantitative nitrogen fertilizer, phosphoric fertilizer and potassium fertilizer, so that the invented product can be obtained.
Time: 5
<- Previous Patent:Water releasing type carbon dioxi...   |  Next Patent:Foliage fertilizer composition ->