| No. | Title | Publish Year |
|---|
| 1. | Trip Reports - Khon Kaen Conservation Center, March 20-21, 1967, D.L.D., Mahasarakham Soil & Water Conservation Center | 1967 |
| 2. | Trip Report - Changwat Udorn, Amphur Kumpawapee Watershed Team, April 3-4, 1967 | 1967 |
| 3. | Trip Report - Mahasarakham, Borabue; Chonabote, April 17-19, 1967 | 1967 |
| 4. | Trip Report - Nakorn Phanom Soil and Water Conservation Center, Mukdaharn - Farm Demonstrator Team, April 34-28, 1967 | 1967 |
| 5. | Trip Report to Nakorn Phanom Changwad, Amphur Mukdaharn, March 13-17, 1967 | 1967 |
| 6. | Tak and Chiengmai Conservation Center - April 10-12, 1967 | 1967 |
| 7. | Activities - July 21-28, Khon Kaen | 1967 |
| 8. | Trip Report - March 27 - April 1, 1967 Ubol Conservation Center - Amphurs Phibul, Yasothorn, and Pana | 1967 |
