H. Zou-yingquan and . Hongyan, High precision pH value Measurement Meter, Measurement & Control Technology, vol.29, issue.9, pp.1-4, 2010.

C. Zhenjun, Current situation and trend analysis of China's environmental monitoring instrument industry, Agriculture of Henan, p.2012

D. Shengmin, W. Chengyu, and P. Yukun, The Current Status and Development of pH Glass Electrodes, Glass & Enamel, issue.02, pp.14-17, 2004.

L. Xu-xiaojuan, Y. Luchuan, and . Ruo, Preparation of pH mi-croelectrode and its application in plaque pH measurement, Stomatology, issue.04, pp.21-23, 2006.

W. Qiong, H. Jiao, and W. Jun, Design of Intelligent pH Analyzer Based on MSP430, Electronic Test, vol.6, pp.106-107, 2013.

S. Qibo, L. Jie, and L. Shan, Internet of Things: Summarize on Concepts,Architecture and Key Technology Problem, Journal of Beijing University of Posts and Telecommunications, vol.33, issue.3, pp.1-9, 2013.

C. Wei, Cloud computing in promoting the comprehensive information in the service platform of agriculture promotion, vol.41, pp.84-86, 2014.

D. Keming, Researeh and Design of Wireless Telemonitoring System for Agricultural Environment, Chinese Academy of Agricultural Sciences, 2007.

Z. Shi-xin and . Zhiguo, A novel intelligent pH detector, Journal of Chongqing University of Posts and Telecommunications, vol.25, issue.4, pp.553-556, 2013.

L. Yinghui, L. Minzan, and D. Xiaolei, Monitoring system for electrical conductivity of greenhouse nutrient solutions based on WSN, Transactions of the Chinese Society of Agricultural Engineering, vol.29, issue.9, pp.170-176, 2013.

H. Yang and H. Sun, A pH-ISFET Based Micro Sensor System on Chip Using Standard CMOS Technology, Proceedings of the Fifth International Workshop, pp.180-183, 2005.

F. Baldini and A. Giannetti, Optical sensor for interstitial Ph measurements, Journal of Biomedical Optics, vol.12, p.24024, 2007.

Z. Jiaxing, L. Hongyu, and W. Youlai, The Design of Automatic pH Measurement System, Information Research, vol.37, issue.4, pp.46-48, 2011.

, LMP91200 Configurable AFE for Low-Power Chemical Sensing Applications

C. Wei, Cloud computing in promoting the comprehensive information in the service platform of agriculture promotion, vol.41, pp.84-86, 2014.

Y. Zeng-huan?liu, Application of Embedded WiFi Technology Used in the Greenhouse Environment Monitoring System, Forestry Machinery & Woodworking Equipment, vol.36, issue.2, pp.49-52, 2008.

Y. Suying, Y. Jingpeng, and C. Zhongquan, Study and Implementation of pH Intelligent Measuring Technology, Instrument technique and sensor, pp.7-9, 2003.

A. Bin-jun and L. Fangfang, Instantaneous and online PH measuring Platform based on arduino and Python, Computers and Applied Chemistry, vol.30, issue.1, pp.48-52, 2013.

Z. Wenwei, L. Xiaohui, Y. Zhanjun, and W. Xiuling, The New Calibrating Method of Determination of pH of Solution, Journal of Liaoning Teachers University, vol.23, issue.1, pp.61-63, 2000.

S. Mojie, C. Changan, J. Shijiu, and S. Jia, Research on On-line Constant Temperature pH Meter, Journal Of Northeast China Institute of Electric Power Engineering, vol.21, issue.02, pp.24-27, 2001.