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| Research on automatic fertilizer control system based on MODBUS and GIS |
| Received:August 17, 2014 |
| DOI： |
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| Abstract: |
| Combined with the actual of Guangdong Province, for meeting the actual needs of application and promotion
of soil testing and formulated fertilizer project, the automatic control system for soil testing and formulated fertilizer taking
county as a unit was developed, using existing soil geographic information data, fertilizer data, crop fertilization model and
information technology, by ArcGIS Engine component technology and Modbus RTU communication protocol. Preliminary
results showed that the control system can effectively manage the soil data and geospatial data in soil testing and
formulated fertilizer project, achieve the crop fertilizer and fertilizer recommendation for precise guidance at the county
level, and can complete the fertilizer formula to meet the individual needs of farmers on site. K |
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