Manit Sachiyo, Prayoon Wongchantra and Bunyat Salee
Environmental Research Journal 6 ( 1 ): 44 - 49 , 2012
Prayoon Wongchantra, Kuantean Wongchantra, Surasak Kaeongam, Suparat Ongon, Likhit Junkaew, Kannika Sookngam and Uraiwan Praimee
Environmental Research Journal 14 ( 1 ): 19 - 22 , 2020
Prayoon Wongchantra, Kuantean Wongchantra, Uraiwan Praimee, Likhit Junkaew, Kannika Sookngam, Suparat Ongon and Surasak Kaeongam
Environmental Research Journal 14 ( 1 ): 9 - 18 , 2020
Prayoon Wongchantra, Kuantean Wongchantra, Kannika Sookngam, Suparat Ongon, Likhit Junkaew, Surasak Kaeongam and Uraiwan Praimee
Environmental Research Journal 14 ( 3 ): 104 - 115 , 2020
Prayoon Wongchantra, Kuantean Wongchantra, Kannika Sookngam, Suparat Ongon, Likhit Junkaew, Surasak Kaeongam and Uraiwan Praimee
Environmental Research Journal 14 ( 3 ): 97 - 103 , 2020
Krissana Khamfong, Charlie Navanugraha, Rittirong Junggoth and Prayoon Wongchantra
Research Journal of Applied Sciences 8 ( 3 ): 148 - 151 , 2013
Prayoon Wongchantra, Kuantean Wongchantra, Kannika Sookngam, Suparat Ongon, Likhit Junkaew, Surasak Kaeongam and Uraiwan Praimee
Research Journal of Applied Sciences 14 ( 3 ): 67 - 75 , 2019
Prayoon Wongchantra and Prasart Nuangchalerm
Research Journal of Environmental Sciences 5 ( 1 ): 77 - 81 , 2011
Phirach Chaisomkhun, Prayoon Wongchantra and Katharat Hengtragoon
The Social Sciences 6 ( 6 ): 438 - 440 , 2011
Pitinats Sailabat, Prayoon Wongchantra and Chalie Navanugraha
The Social Sciences 7 ( 1 ): 33 - 35 , 2012
Phannikar Utthawang, Prayoon Wongchantra and Prasat Neungchalerm
The Social Sciences 7 ( 2 ): 308 - 315 , 2012
Decha Chandapan, Prayoon Wongchantra and Banyat Sali
The Social Sciences 7 ( 2 ): 332 - 340 , 2012
Krissana Khamfong, Charlie Navanugraha, Rittirong Junggoth and Prayoon Wongchantra
The Social Sciences 8 ( 2 ): 203 - 205 , 2013