Effect of potassium humate and bio-inoculants on nutrient content, uptake and quality of cowpea [Vigna unguiculata (L.) Walp]. JFL [Internet]. 2024 Aug. 7 [cited 2026 Jun. 4];30(3):195-7. Available from: https://pub.isprd.in/index.php/jfl/article/view/481