1. Thai breadfruit's heartwood extract- a new approach to skin whitening
Piyaporn Donsing and Jarupa Viyoch

2. The integration of enterprise resource planning system on online training management system
Noppasak Tantisattayanon, Monchai Tiantong, Charun Sanrach and Nidapan Sureerattanan

3. A multi-agent approach to adaptive learning information based on learner interests in web-based learning environment
Uraporn Sukatat, Charun Sanrach, Monchai Tiantong and Nidapan Sureerattanan

4. A mathematics instructional package on number theory emphasizing on reasoning for mathayomsuksa iv students
Piathip Khaokhaikaew, Yongyuth Thanugrit and Apichai Bawornkitiwong

5. Instructional activities on congruence by using geometric transformation and dynamic geometry software for mathayomsuksa ii students
Worawan Kittayakornnupong, Thanuchai Pooudom and Chutiwon Penpean

6. Comparison of reinforcing efficiency between nano-calcium carbonate and silica in natural rubber vulcanizates
Puchong Thaptong, Chakrit Sirisinha and Pongdhorn Sae-oui

7. Effects of processing aids on properties of ethylene propylene diene monomer (epdm)
Weenusarin Intiya, Uthai Tepsuwan, Chakrit Sirisinha and Pongdhorn Sae-Oui

8. Tyrosinase inhibitory activity of curcuminoids from powder of turmeric
Patcharee Khunlad, Yongyuth Tundulawessa, Thararat Supasiri and Waradoon Chutrtong

9. Transesterification of jatropha oil using k2o faujasite catalyst
Umnart Khamlar and Paisan Kongkachuicha

10. Survey of cannabis sativa l. fiber type cultivated in thailand using gas chromatography-mass spectrometry data
Kraiwuth Kallawicha, Nuntavan Bunyapraphatsara, Prapin Wilairat and Nathinee Panvisavas

11. Cloning and dna sequence analysis of the putative arginine deiminase gene from a commercial strain of lactic acid bacteria
Prawat Aungpraphapornchai and Nuthathai Sangobpun

12. Karyotypes and molecular biology of sweet tamarind in petchaboon province
Suwanida Anjirawaroj, Achariya Rangsiruji and Thawat Donsakul