Charcoal rot disease is a fungal disease that affects a wide range of plants, including soybeans, corn, sorghum, potatoes, and beans. It is caused by the soil borne fungus Macrophomina phaseolina. The fungus survives in the soil and in plant debris for long periods of time.

Charcoal Rot disease in Soybean Crop

Scientific name: Macrophomina phaseolina

Type: Fungal Disease

Target: Roots and lower stem

Damage: Discoloration of lower stem

Environmental favorable factors for pests/Diseases:

Temperature: Favorable temperatures for charcoal rot development are in the range of 25°C to 35°C.
Humidity: Low humidity levels, coupled with high temperatures, exacerbate charcoal rot disease in soybeans.

Symptoms of Pest/Disease:

Wilting of leaves, especially during hot weather
Drying and death of older leaves
Yellowing of leaves
Stunted growth
Dark brown or black lesions on stems and roots
Formation of small, black fungal structures (microsclerotia) on infected tissue.

Measures to control Pests/Diseases:

Products	Technical Name	Dosage
Tyson	trichoderma viride	1 – 2KG of Katyayani Trichoderma Viride
Striker	pseudomonas fluorescens	5 kg per acre
Samartha	carbendazim 12 + mancozeb 63 wp	300-400 grams per acre

Measures to control Charcoal Rot disease in Soybean Crop