Maniruzzaman, M, M Robiul Alam, MS Islam, MZ Islam, MSH Molla, and MA Islam. 2020. “Effect of Soil Test Based Fertilizer Package for Yield and Economic Return of Lentil + Mustard Mixed Cropping System In Charland of Pabna”. Bangladesh Agronomy Journal 22 (1), 1-6. https://doi.org/10.3329/baj.v22i1.44925.