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| Title: | Rare-earth phosphorus fertilizer | ||
| Application Number: | 96117839 | Application Date: | 1996.12.18 |
| Publication Number: | 1185423 | Publication Date: | 1998.06.24 |
| Approval Pub. Date: | Granted Pub. Date: | 2000.05.24 | |
| International Classifi-cation: | C05D9/02,C05G1/00 | ||
| Applicant(s) Name: | Qingquan Industry Co., Ltd., Guanghan City, Sichua | Address: | 618306 |
| Inventor(s) Name: | Wei Qifeng | ||
| Attorney & Agent: | wang xinwen | ||
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Abstract: |
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| The present invention discloses a rare earth phosphoric fertilizer and its preparation method. It is made up by using common calcium as main fertilizer and adding a mixed solution containing rare earth, nitrogen, potassium and several trace elements and fertilizer regulating agent. By organically-combining phosphoric fertilizer production and rare earth production together, it can fully utilize several mineral effective components to produce high-effective rare earth phosphoric fertilizer which can improve growth environment of plant, activate soil, raise absorbing power of plants for absorbing several effective components, promote germination and tiller of seed, raise chlorophyll content and invigorate photosynthesis to attain the goal of increasing production of crops. | |||
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| Time: | 4 | ||
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