Charcoalrot of potatoes in Bihar. Proc. Indian Sci.Incidence of charcoalrot of potato on Bihar (India) in relation to cultural conditions.Phytopath 45: 91–93. As the sclerotia can remain in the soil for long periods of time (Arora and Khurana 2004) and with prevailing conditions of global warming, charcoalrot may be a threat for potatoes and other local crops (Somani et al. 2013). This study will sensitize agricultural extension officers on this... Charcoalrotinpotato plants develops from Macrophomia phaseolina. This is a soil-borne fungus that overwinters in soil and in plant debris. It is most prevalent in periods of hot, dry weather. Soil types that favor development of potatocharcoalrot are sandy or gritty on hills or compacted zones. Charcoalrot, caused by the fungus, can cause losses of sweet potatoes in storage, but serious losses seldom occur. The disease is sometimes confused with black rot and Java black rot. Potatocharcoalrot is unmistakable.Dry Rot Of Potatoes: What Causes Dry RotInPotatoes. With great care, you can prevent potato dry rot disease from spreading throughout your garden, but once a potato tuber is infected, treatment isn't possible. Read here for more info. ), wilt of potato (Verticillium sp.) and charcoalrot (Macrophomina phaseolina) are the most destructive fungal diseases and reduced the quality, quantity and market value of potato tubers. Charcoalrot thrives in the hottest, driest part of the growing season. This disease is most prevalent in southern states, but it can develop any place where hot, dry conditions exist.russet potatoes in a pile. 2025 Nebraska Potato Stocks: December 2025 Report. Charcoalrot is a fungal disease of beans, corn, cucurbits, and potatoes. Also known as dry-weather wilt, this disease can be devastating in areas with hot, dry summers. Best way to Control CharcoalRotin soybeans. Learn how to avoid fungus in rainy season and keep your soybean trees healthy.Charcoalrot disease is a fungal disease that affects a wide range of plants, including soybeans, corn, sorghum, potatoes, and beans. Charcoalrot is a soilborne fungus, which can infect the roots and lower stem of over 500 species of plant. Black scurf, potato wart, and charcoalrot are major fungal diseases of potato. Black scurf causes dark crusty lesions on tubers and stems and can lead to 25-100% yield losses. It is caused by Rhizoctonia solani and controlled by planting disease-free seed and crop rotation. The storage rots include soft-rot, ring-rot, black-rot, dry-rot, Java black-rot, and charcoalrot.How stem-rot is distributed. Stem-rot will live throughout the winter in the soil on the remains of dead sweet-potato vines and in the potatoes in storage. DISEASES of sweet potatoes are divisible into two classes, (1) field troubles, and (2) storage rots.The storage rots include soft-rot, ring-rot, black-rot, dry-rot, Java black-rot, and charcoalrot. Root rots, damping off, lower stem rots. Cool (59 to74 F). Wet. Narrow. Cause disease on a range of hosts from seedlings to fully developed trees. Soybean root rot, late blight of potatoes.Charcoalrot. Warm to hot. Moderately dry.
