Suphachai Amkha และ Araya Srisuwan;Aunthicha Phommuangkhuk. (2025) Silicon source from calcium silicate of steel making slag on leaf thickness, trichomes number, yield and silicon content in rice RD 49 variety grown under nutrient solution by deep water technique system. <i>Asia-Pacific Journal of Science and Technology</i>, <i>30</i>(6), 11 (8 pages).Suphachai Amkha และ Araya Srisuwan;Aunthicha Phommuangkhuk. "Silicon source from calcium silicate of steel making slag on leaf thickness, trichomes number, yield and silicon content in rice RD 49 variety grown under nutrient solution by deep water technique system". Asia-Pacific Journal of Science and Technology 30 (2025):11 (8 pages).Suphachai Amkha และ Araya Srisuwan;Aunthicha Phommuangkhuk. Silicon source from calcium silicate of steel making slag on leaf thickness, trichomes number, yield and silicon content in rice RD 49 variety grown under nutrient solution by deep water technique system. Khon Kaen University, Thailand:ม.ป.ท. 2025.