Paper Title
The Development of Information System for The Sweet Potato Production Management: A Case Study of Tub-Nam Sub-District, Bang Pahan District, Phra Nakhon Si Ayutthaya Province

The purpose of this research was to develop a management information system for sweet potato production of the farmers in Tub Num sub-district, Bang Pahan district, Phra Nakhon Si Ayutthaya province, Thailand. Tools used to develop database management system was MySQL and used PHP compiler to develop applications through web browser. Population and sample group consisted of 3 experts of information development, 3 information system developers, and 30 testers. The tool used for the evaluation was the developed system performance evaluation form. Data analysis was done by statistics, mean and standard deviation. The result was presented in descriptive style. The results from the three sample groups showed that the efficiency of the program developed in the following areas: 1. Functional Requirement Test 2. Function Test level is at a very good level. 3. Usability Test and 4. Security Test is at a good level. In conclusion, the developed information management system of sweet potato production can be used efficiency. Keyword- Information system, sweet potato production management.