1. Sust.01.02.07.instruction to authors, editorial board and contents
-

2. Directed-mutagenesis and deletion generated through an improved overlapping-extension pcr based procedure
Wirojne Kanoksilapatham, Juan M. Gonzalez, Frank T. Robb

3. Effects of levels of sulfur fertilizer on growth of digitaria eriantha grass
Auraiwan Isuwan, Jeerasak Saelim, Somsak Paothong

4. Kinetics of acetylcholinesterase inhibition of quisqualis indica linn. flower extract
Penpan Wetwitayaklung, Chutima Limmatvapirat, Thawatchai Phaechamud, Sindhchai Keokitichai

5. Goodness of fit of cumulative logit models for ordinal response categories and nominal explanatory variables with two-factor interaction
Veeranun Pongsapukdee, Sujin Sukgumphaphan

6. Recent development in alkynol chemistry electrophilic iodonium-induced rearrangements
Pakorn Bovonsombat, Pratheep Khanthapura, Juthamard Leykajarakul

7. Sust.01.02.07.obituary
-