Pushpendra Singh, A. S. B. S. A. S. “Response of Ginger (Zingiber Officinale) to Methods of Planting and Levels of Phosphorus in a Rehabilitated Forest Developed on Sodie Land”. Journal of Spices and Aromatic Crops, vol. 12, no. 1, June 2003, pp. 63-66, https://updatepublishing.com/journal/index.php/josac/article/view/4750.