J Babitha, M Dinesh Kumar,. 2006. “Rates of Leaf Fall and Nutrient Recycling of Shade Trees in Coffee (Coffea Arabica L.), Cardamom (Elettaria Cardamomum Maton) and Black Pepper (Piper Nigrum L.) Pro- Duction Systems of Mudigere, Karnataka”. Journal of Spices and Aromatic Crops 15 (2):108-14. https://www.updatepublishing.com/journal/index.php/josac/article/view/4850.