Study on Costs and Return on Investment of Organic Morning Glory Plan. A case study of Rinsawat Community, Thaweewatthana, Bangkok. The objective of know the costs and return of organic morning glory plan to collecting data by submitting questionnaire for the 10 farmers in Rinsawat Community. The analyze cost and return to analyzing the payback period (PB), net present value (NPV) and internal rate of return (IRR).

                The results showed that return on investment of organic morning glory plans: A case study of  Rinsawat Community, Thaweewatthana Bangkok, generated 72,000 baht in the first year of sales total of 5 years, equal to 410,400 baht and cost profit in the first years 39,593 baht and total 5 years 470,237 baht.

The payback period is 2 months 15 days which is acceptable there is a payback  period not more than 5 years, the net present value is 28,604.66 baht, in value calculated as a plus shows that return on investment is higher than the discount rate. The discount rate used is the loan rate in the market about 8 percents which  is acceptable  and the actual rate of return is equal to 11.46 percent.