14 Jan 9 Major diseases of Brinjal crop and their control methods
बैंगन फसल के 9 प्रमुख रोग और उनके नियंत्रण के विधियां Eggplant crops are affected by a variety of harmful diseases. If it is not controlled in time, then its market price declines and farmer may face excessive monetary loss. Therefore, the major diseases of brinjal should be identified and timely treatment is necessary. 1. Damping Off (Pythium spp., Phytophthora spp., Rhizoctonia spp.): The disease causes severe damage in the nursery. High soil, moisture and moderate temperature along with high humidity especially in the rainy season leads to the development of the disease. Two types of symptoms are observed: Pre-emergence damping-off: The pre-emergence damping off results in seed and seedling rot before these emerge out of the soil. Post-emergence damping-off: The post-emergence damping off phase is characterized by infection of the young, juvenile tissues of the collar at the ground level. The infected tissues become soft and become water soaked. The collar portion rots and ultimately the seedlings collapse and die. Control: Healthy seed should be selected for sowing. The seed should be treated with Thiram @ 2g/kg of seed before sowing. Continuous raising of nursery in the same plot should be avoided. The top soil of nursery should be treated with Thiram @ 5g/m2 area of the soil and nursery should be drenched with the same chemical @ 2g/litre...