In this article we will discuss about the early blight of potato caused by deuteromycetes. Host: Solanum Tuberosum Pathogen: Alternaria Solani Introduction to the Early Blight of Potato: Early blight is a common foliage disease of potato and tomato. It is of common occurrence both in cold as well as in warm regions in India and abroad where, potatoes and [...]
In this article we will discuss about the leaf curl of peaches caused by fungi. Introduction to the Leaf Curl of Peaches: Although Peach leaf curl disease is worldwide in distribution, it occurs more predominantly in Europe and North America. In India, the disease is prevalent in peach orchards of Kumaon, Kulu and other parts of the Sub- Himalayan range. [...]
In this article we will discuss about the mycoplasmal diseases of potato. (a) Purple Top Roll: The disease occurs particularly in North America but reported for the first time in India which can cause 15 to 20% of loss of Potato yield. Symptoms: The disease is characterised by rolling and purple or pink coloration of the basal part of leaflets [...]