Temperature and T. viride

The crop is attacked by a number of diseases such as Alternaria leaf blight, Cercospora leaf spot, powdery mildew, downy mildew and anthracnose, amongst which Alternaria leaf blight caused by Alternaria cucumerina is found to cause serious losses throughout Rajasthan and other states. The incidence and severity of Alternaria blight in bottle gourd fields is greatly influenced by temperature, relative humidity, soil condition at the time of planting, splashing rain, wind velocity, leaf wetness and inoculum density available in the soil (Meena et al., 2004).

5p trinhthamhodang11 27-04-2021 18 1   Download

Trichoderma are free-living fungi and found commonly in soil - root ecosystem. They are highly interactive in root, soil and foliar environments. They produce or release a variety of compound that induces localized or systemic resistance responses in plant. In this investigation ten different synthetic media (TSM, PDA, Asthana & Hawkers, Richard’s agar, Sabouraud’s dextrose, Rose Bengal agar, Czapex Dox, Beef extract agar, Cooke rose Bengal and Pikovaskys agar) used to study the morphological and cultural characters of the bio-control agent.

6p angicungduoc4 26-04-2020 11 0   Download