Jariwat siri-in และ Thien Thiraworawong and Narasak Boonme. (2021) Effects of bio-extract on growth and quality of baby red cos lettuce (Lactuca sativa L.) cultivated in hydroponics system. <i>Khon Kaen Agriculture Journal</i>, <i>49</i>(2), 304-311.Jariwat siri-in และ Thien Thiraworawong and Narasak Boonme. "Effects of bio-extract on growth and quality of baby red cos lettuce (Lactuca sativa L.) cultivated in hydroponics system". Khon Kaen Agriculture Journal 49 (2021):304-311.Jariwat siri-in และ Thien Thiraworawong and Narasak Boonme. Effects of bio-extract on growth and quality of baby red cos lettuce (Lactuca sativa L.) cultivated in hydroponics system. Faculty of Agriculture:ม.ป.ท. 2021.