Umekwe PN, Nwanne AJ. EFFECT OF NPK FERTILIZER ON GROWTH AND YIELD OF SWEET POTATO (Ipomea batatas (L) Lam) IN UNWANA SOUTH-EASTERN NIGERIA. TMP [Internet]. 2025 Oct. 1 [cited 2025 Dec. 8];6(3). Available from: https://journals.aphriapub.com/index.php/TMP/article/view/3341