ASTHA and RAMANDEEP KAUR, RAMA S. SINGH*, S.S. MANN, JASPAL KAUR,. “Variation in Antagonistic Potentiality of Trichoderma Harzianum Isolates Against Sclerotinia Sclerotiorum Causing Head Rot of Sunflower”. Indian Phytopathology 57, no. 2 (May 31, 2004): 185–188. Accessed May 31, 2026. https://epubs.icar.org.in/index.php/IPPJ/article/view/18066.