Crops in our field are attacked by many diseases and pests. Among them we can observe one of the stages of pests i.e “Grub Stage”. Grubs are small, white to creamy, c- shaped larva that live beneath the soil. These are larva or immature form of certain species of beetles like May/june beetles, Japanese beetles […]
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Caused by : Phytopthora infestans It is the most destructive disease of Potato that results in crop failures. In the year 1845, there was a huge loss of potato crop due to this fungus infestation. It became an epidemic disease in Ireland as it destroyed the lives of 20 lakh people due to Starvation. Its
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Caused by : Alternaria macrospora It is one of the major bacterial diseases that can be seen in cotton crop. This disease become more severe in 45-60 days old plants. It occurs in all the stages of cotton crop SYMPTOMS We can observe small brown irregular or round spots on the leaves. Each spot is
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Tikka disease is also known as Leaf spot in ground nut. It is one of the serious diseases of groundnut that destroys the whole crop. There are two types of leaf spot Early leaf spot – It is caused by Cercospora arachidicola. Here the spots formed are more than 0.6mm in diameter(large) and are irregularly
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Cruciferous vegetables belong to the family Brassicaceae/Cruciferae. This family includes vegetables like Cabbage, cauliflower, Radish, Broccoli, Mustard, Turnip, Land cress, Water cress and similar green leafy vegetables. We can observe different kind of pests in these crops DIAMOND BACK MOTH Causal organism : Plutella xylostella Symptoms Small yellow mines are caused by young caterpillars on
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Anthracnose Caused by : Colletotrichum orbiciulare It is one of the serious diseases of Cucumber which attacks all the plant parts. Symptoms Yellowish circular spots having grey centre can be found on the leaves. We can also find yellow sunken spots on the fruits. Plants growth and yield will be decreased due to this. Management
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MANGO MEALY BUG : Drosicha mangiferae It is one of the major pests of mango whose damage is to the higher extent. DAMAGE SYMPTOMSBoth nymphs and the adults climb up the tree, they make groups and suck the juice from young shoots , fruits and flower stalks. They mainy infect the leaves and flowers.The affected
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Caused by : Ralstonia solanacearum Disease symptomsWe can observe water soaked spots on the collar region of the pseudo stem and rises both upwards and downwards. Drooping and curling of leaf margins of the lower leaves which spread upwards. Yellowing starts from the lower leaves and gradually progresses to the upper leaves.Willting of plants in
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Caused by : Scirtothrips dorsalis Symptoms of Damage Infected parts turns to brown colour followed by black colour Scarring of leaves – Thrips starts to scrape the leaf surface Discolouration of flowers and fruits – Flowers and the fruits start to turn to yellowish or pale colour Upward curling of leaves Control MeasuresSeed treatment with
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Caused by : Rhizactonia solani, Pythium spp. Damage symptomsMainly young seedlings get affected. Base part of the seedlings become waterlogged near the soil line.If we pull those plants their growth will be stunted. Wilting of leaves and finally leads to death of the plant ManagementSeed treatment with Thiram @ 1.5-2g/kg of seeds or Agrosan @2g/kg
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