1. Bluetooth. 2016. Bluetooth technology basics. https://www.bluetooth.com/what-is-bluetooth-technology/bluetooth-technology-basics. Access 2016/3/5.
2. Chen, L., Y. Chen, Y. Kuo and W. Tsai. 2015. A comparison study on water-saving effects and cut flower quality of Eustoma cultivated in furrow and micro-irrigation conditions. Taichung District Agricultural Research and Extension Station. No. 127:63-72.
3. Infrared Thermometry and the Crop Water Stress Index;Gardner;I. History, Theory, and Baselines. Journal of Production Agriculture.,1992
4. Infrared Thermometry and the Crop Water Stress Index;Gardner;II. Sampling Procedures and Interpretation. Journal of Production Agriculture.,1992
5. Irrigation Scheduling Using Crop Canopy-Air Temperature Difference;Geiser;Transactions of the ASAE.,1982