Olaghere IL. EFFECT OF CROPPING PATTERN ON THE PROFITABILITY OF LIQUID FERTILIZER USAGE IN DRY SEASON VEGETABLE PRODUCTION IN THE SOUTHERN GUINEA SAVANNAH ZONE OF NIGERIA. J. Agric. Sci. (Bg.) [Internet]. 2018 Oct. 8 [cited 2026 Jul. 12];63(3). Available from: https://asistent.ceon.rs/index.php/jas/article/view/14068