Fertilizers for delaying decay of Huanglongbing-affected tree and preparation methods thereof
US11787750B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 10, 2023 |
| Grant date | Oct 17, 2023 |
| Priority date | — |
| Expiry date | Mar 10, 2043 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC05G5/12
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
One or more embodiments of the present disclosure provide a special water-soluble fertilizer for delaying decay of a Huanglongbing (HLB)-affected tree. The raw materials of the special water-soluble fertilizer may include, in parts by weight, 3-5.5 parts of ammonium polyphosphate, 7.0-12 parts of ammonium nitrate phosphorus, 13-22 parts of potassium nitrate, 7.5-13.5 parts of ammonium sulfate, 0.8-1.5 parts of urea, 10.5-18 parts of EDTA chelated calcium, 12-21 parts of calcium magnesium nitrate, 3.5-7 parts of citric acid and 150-400 parts of straw vinegar; and a solid content of the straw vinegar may be greater than or equal to 15%. The raw materials may further include 1.3-2.5 parts of EDTA chelated manganese and 1.5-3 parts of manganese sulfate monohydrate. The raw materials may further include 0.25-0.5 part of disodium tetraborate pentahydrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.