1. A new variance estimator for unequal probability sampling without replacement in the presence of non-response
Nuanpan Lawson, Chugiat Ponkaew

2. Parameter estimation methods in multiple linear regression analysis with intraclass correlation and heavy-tailed distributed data
Katechan Jampachaisri, Khanittha Tinochai

3. Isolation and cultivation of h2-producing cyanobacteria from sansab canal
Wichayaboon Phinitkitjaporn, Pakpong Pochanart, Sanya Kudan

4. Comparison of the efficiency and cytotoxicity of activated carbon and eggshell adsorbent in removal of methylene blue dye
Wannee Jiraungkoorskul, Prakaipet Pankaew, Passavitch Songjitsomboon

5. Adsorption of methylene blue dye by synthetic zeolite na-a and standard zeolite 4a
Kwannate Sombatsompop, Palatip Sae-ui, Trakan Kongkaew, Thanita Watcharamai, Thanwa Wongsuk

6. Effect of native rice species and herbs on quality of local jajo halal product
Romlee lee Chedoloh, Suhaimin Chehmalee

7. Antioxidant capacity in different cultivars of sunflower sprouts and their harvesting indices
Mayura Thongchuang, Chatkamol Kunsombat, Rungnapa Taothong, Wannee Naknawa, Kitisart Kraboun, Vachiraporn Ajavakom, Nuchanat Wutipraditkul

8. Determination of optimum extraction condition for edible oil and beta-carotene from carrot peel (daucus carota l.) using supercritical carbon dioxide
Suthida Akkarachaneeyakorn, Tanasith Tangpaiboonpongsa, Mintra Chuakam, Kwanchanok Dasiri, Pattama Phasuthan, Nakarin Mattaweewong

9. Rheology properties of elongational flow experiments
Chanyut Kolitawong