Means for testing and treatment of soil in which a plant is growing
US4126417A · kind A · utility
Inventor
Key dates
| Filing date | Mar 11, 1975 |
| Grant date | Nov 21, 1978 |
| Priority date | — |
| Expiry date | Mar 11, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T436/173076
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A testing and treatment kit, a soil testing device and a procedure adapted for the home owner, especially for raising plants in containers. A stick having a pH-testing coating on one side and a nitrate-testing coating on the other side, the coatings changing colors during testing and being juxtaposed to colored sections for matching purposes to determine pH and nitrate levels. The ket including color-coded nitrate-increasing and acid-increasing pills, as well as color-coded fungicide and insecticide pills. The colored sections having indicia indicating the numbers of nitrate and acid pills to be added to a given quantity of water to produce solutions used in watering the soil properly correcting nitrate and acid soil conditions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.