Control of cowpea (Vigna sinensis) root and collar rot (Rhizoctonia solani) with some organic formulations of Trichoderma harzianum under field condition . jpps [Internet]. 2022 Jan. 30 [cited 2024 Nov. 24];3(2):20-5. Available from: https://acspublisher.com/journals/index.php/jpps/article/view/19289