Rasheed Ahmed, Y. Li, L.L. Mao, Wei Lin, Xue Chun Ying, Arif Mehmood, Saad Ajmal Khan. FATE OF 15N UREA AS PLANT AVAILABLE FORM WITH AND WITHOUT BIOCHAR IN THE SOIL PROFILE (0-30CM). SES [Internet]. 2025 Nov. 24 [cited 2026 Aug. 16];3(11):1162-71. Available from: https://www.thesesjournal.com.medicalsciencereview.com/index.php/1/article/view/2681