1. Floral biology of (aquilaria crassna pierre ex lecomte)
Suwan Tangmitcharoen, Phuangphan Yongrattana, Vitoon Luangviriyasaeng, Wattanachai Tasen, Prawatsart Chanthep and Suchada Saengtubtim

2. Effects of sweet flag extracts (acorus calamus l.) on toxicity and the levels of esterase and glutathione-s-transferase on the brown dog tick (rhipicephalus sanguineus (latreille))
Chanatda Leenuwongphun, Suraphon Visetson and Manthana Milne

3. The habitat use and feeding activity of tadarida plicata in thailand
Kessarin Utthammachai, Sara Bumrungsri, Vijak Chimchome, Jon Russ and Iain Mackie

4. Decision support system for eucalypt plantation investment in chachoengsao province
Piyawat Diloksumpun

5. (impacts of the infrastructure construction on land use change in bang khanun subdistrict, bang kruai district, nonthaburi province)
Anontapat Tieansuwan and Apichart Pattaratuma

6. (visitors response behaviors to warning signs in phu kradueng national park, loei province)
Nipaporn Paisarn and Dachanee Emphandhu

7. (analysis of recreational uses in huai kha khaeng wildlife sanctuary)
Wanida Jinakot, Noppawan Tanakanjana and San Kaitpraneet

8. (analysis of recreation patterns and recreation experiences of visitors to natured-based recreation areas in mae hong son province )
Kanchana Jantabupha, Noppawan Tanakanjana and San Kaitpraneet

9. (analysis of presentation of news relating to protected areas on newspaper media)
Pooncharat Songthammawat, Noppawan Tanakanjana and San Kaitpraneet

10. (application of geographic information system to assess risk area of encroachment at phu pha man national park, khon kaen province).short communications
Nirundon Morakotkheaw, Yongyut Trisurat, Wanchai Arunpraparut and Sirikorn Kanjannasuntorn