RÉSUMÉ
The betelvine (Piper betle L.) is a perennial climbing evergreen shrub belonging to the Piperaceae, also known as the pepper family. As leaves has economic part of betelvine crop and consumed freshly harvested leaves. The present study were carried out at farmer’s field in collaboration with Department of Plant Pathology, Sam Higginbottom University of Agriculture Technology and Sciences Prayagraj to find out the ecological, environmentally and biological safe treatment to manage the disease as well increases the plant height and leaves length. Among all the treatment Trichoderma harzianum found to increase maximum plant height at different days after planting. While, Trichoderma viride increases the maximum leaves length and breadth during both the year.