Method for enhanced hydroponic plant productivity with polymeric acids
US5854177A · kind A · utility
12Cited by
9References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 10, 1997 |
| Grant date | Dec 29, 1998 |
| Priority date | — |
| Expiry date | Jan 10, 2017 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC05G5/23
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Plant productivity in a hydroponic medium is enhanced by the addition of a water-soluble, non-biodegradable, non-peptidal polymeric acid having a molecular size larger than about 1,500 Daltons.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.