Sarma, R Stephen Jebakumar, M Anandaraj, Y R. “Compatibility of Phorate and Chlorpyriphos With Trichoderma Harzianum (Rifai.) Applied for Integrated Disease Management in Black Pepper (Piper Nigrum L.)”. Journal of Spices and Aromatic Crops 9, no. 2 (December 24, 2000): 111–115. Accessed April 28, 2024. https://updatepublishing.com/journal/index.php/josac/article/view/4563.