Y. P. Chen, C. J. Zhao, X. Wang, J. F. Ma, and Z. K. Tian, Prescription Map Generation Intelligent System of Precision Agriculture Based On Knowledge Model and WebGIS, Scientia Agricultura Sinica, vol.6, pp.1190-1197, 2007.

G. M. Li and L. S. Chen, Farmland Grade Information Publication System Based on WebGIS, Computer Engineering, pp.261-262, 2008.

J. Y. Wei, B. D. Gao, Q. Y. Suo, and C. Z. Wang, Study on fertilization of flax by using target yield model, Inner Mongolia Agricultural Science and Technology, pp.4-6, 1998.

H. B. Wen and F. Liu, Design and Implementation of Ajax Based Web Vehicle Monitoring and Control Systems, J. Huazhong Univ. of Sci?& Tech?Nature Science Edition), pp.77-79, 2007.

Y. H. Lv and S. Y. Qing, Soil testing and fertilizer, pp.165-233, 2002.

E. , Z. G. Zhuang, J. Y. Qian, and Q. , Management system for rice molecular breeding information platform based on, ASP. NET. Computer Engineering and Design, vol.5, pp.1299-1300, 2009.