เผยแพร่แล้ว: 2023-09-30

Efficient Conversion of Oil Palm Trunk and Frond to Bioethanol and Biogas Using Two-Stage Steam Explosion Pretreatment

Tussanee Srimachai, Chaiyoot Meengam, Prawit Kongjan, Kiattisak Rattanadilok Na Phuket

11-20

Period Change Analysis of a W UMa-type Binary: V417 Aquilae

Supanee Maichandee, Torik Hengpiya , Wiraporn Maithong

21-28

The Off-cardinal Alignment of Chiang Mai’s City Plan in Relation to the Orion’s Belt

Chayapon Iemsonthi, Seksit Lorwilai, Panuwit Sankaokam, Orapin Riyaprao, Cherdsak Saelee

29-37

Comparison of Different Extraction Methods for Bioactive Compounds from Kao-Kum Doi-Saket (Oryza sativa L.)

Sureewan Rajchasom, Pornsawan Sombatnan, Janyawat Tancharoenrat Vuthijumnonk, Phanida Suphiratwanich

38-46

Changing of Chlorophyll Contents in Caulerpa lentillifera After Five-Day Harvest

Bongkot Wichachucherd, Kattinat Sagulsawasdipan, Eknarin Rodcharoen

47-53