PHYTOCHEMICAL REMEDIAL REACTION OF BLACK PEPPER (Piper nigrum) EXTRACT AGAINST FUNGAL TUBER ROT PATHOGEN OF SWEET POTATO (Ipomoea batata). FJS [Internet]. 2025 Apr. 30 [cited 2025 Sep. 12];9(4):1-5. Available from: http://www.fjsadmin.fudutsinma.edu.ng/index.php/fjs/article/view/3529