Title: Long-acting composite fertilizer
Application Number: 92106125 Application Date: 1992.04.10
Publication Number: 1077445 Publication Date: 1993.10.20
Approval Pub. Date: Granted Pub. Date: 1996.01.10
International Classifi-cation: C05F11/02,C05G1/00
Applicant(s) Name: Liaoning Prov. Fruit Tree Science Inst. Address: 115214
Inventor(s) Name:
Attorney & Agent: ZHANG ZHIGANG
Abstract:
     This invention belongs to agricultural fertilizer area. It involves a new type of long-effective componnd manure and its production method. Composition HA-A possesses inhibition function for the soil urease; composition HA-C possesses activation function for plant. To utilize these two functions for the production of fertilizer, not only the natural resources are fully and reasonablely used, but also the production technique is simplified and the cost is decreased. The series products of this manure are "special" "selective" for the fruits trees, rice, corn, etc. and are spreaded once per annual growth period. Crop's productive rate can be increased over 10%, moreover, this manure is both an effective fertilizer and an effective pesticide of rice.
Time: 8