Piyada Wachirawongsakorn และ Tongsai Jamnongkan. (2023) EVALUATION OF HEAVY METAL CONTAMINATION IN WATER FOR PADDY FIELDS USAGE OF PHITSANULOK PROVINCE. <i>Life Sciences and Environment Journal</i>, <i>24</i>(2), 309-326.Piyada Wachirawongsakorn และ Tongsai Jamnongkan. "EVALUATION OF HEAVY METAL CONTAMINATION IN WATER FOR PADDY FIELDS USAGE OF PHITSANULOK PROVINCE". Life Sciences and Environment Journal 24 (2023):309-326.Piyada Wachirawongsakorn และ Tongsai Jamnongkan. EVALUATION OF HEAVY METAL CONTAMINATION IN WATER FOR PADDY FIELDS USAGE OF PHITSANULOK PROVINCE. Pibulsongkram Rajabhat University:ม.ป.ท. 2023.