Effect of zinc sulphate, ferrous sulphate and borax on yield and quality of aonla (Emblica officinalis Gaertn.) cv. NA-7. ijah [Internet]. 2019 Aug. 25 [cited 2024 Jul. 3];1(1):50-2. Available from: https://acspublisher.com/journals/index.php/ijah/article/view/14225