Control of fruit rot in brinjal

  • Infected fruit tissue is water-soaked and dark-green at first; later white mycelium and sporangia develop on the surface of the affected area and, within several days, consume the entire fruit.
  • Fruit affected by these fungi dry rapidly and shrivel but do not drop.
  • Remove and destroy affected fruits.
  • Spraying Mancozeb 75% WP @  400 gm/acre or Tebuconazole 25.9% EC @ 250 gm/ acre.

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Control of fusarium wilt in muskmelon

  • Muskmelon plants get infected early in the season and they do not produce more fruit.
  • The first signs of fusarium wilt appear on older leaves. Leaves are yellowing and dry. The symptoms of this disease are most clearly seen during the heat of the day.
  • Brown cracks are visible in the stem, from which the brown red-coloured exudate.
  • Use the disease-free seed for sowing.
  • Plough the fields deep, destroy the weeds and make proper drainage.
  • For the effective control of fusarium wilt use the Propiconazole 25% EC @ 200 ml/acre or thiophanate-methyl 70 % WP @ 250-500 gm/acre.

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Control of damping off in tomato

  • Fungus attack usually starts on the germinating seed, spreading hypocotyls, basal stem and developing taproot.
  • Infected seedlings appear pale green with brownish water-soaked lesions at the basal portions of the stem.
  • Raise nursery beds at least 10 cm high.
  • Treat the seeds with carbendazim @ 2 gm/kg of seed.
  • To avoid mortality of seedlings due to damping off, drenching of the beds with Mancozeb 75% WP @ 400-600 gm/acre, is effective.

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Control of powdery mildew in moong

  • White powders appear on leaves and other green areas in this disease, which later becomes brown-grey.
  •  In green gram crop, powdery mildew disease is a major problem, to avoid this disease, sowing of moong should be done early in the month of June.
  • Manage the proper space between the plant to promote air circulation.
  • Foliar spray of wettable sulphur 50% WP @ 400 gm/acre or Dinocap 48% EC 300 ml/ acre three time at 10 days interval.

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Control of fusarium wilt in watermelon

  • Diseases are more common in sandy soil.
  • Destroy infected plants and plant debris.
  • Use of disease-free seed.
  • Seed treatment with carbendazim @ 2 gm/kg seeds before sowing.
  • Use Propiconazole 25% EC @ 80-100 ml/acre when the disease appears on the watermelon plant.

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Control of bacterial leaf spot in coriander

  • Choose healthy and disease-free seeds for sowing.
  • Irrigate only if needed and avoid giving extra water.
  • Avoid excessive use of nitrogen fertilizers, as more nitrogen can be responsible for the development of the disease.
  • When disease occurs on coriander plant then spray copper oxychloride 50% WP @ 400 -500 gram per acre.

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Control of damping off in coriander

  • In this disease, the seeds fail either to exit the soil or fall immediately after emergence.
  • Before the sowing of coriander, destroy the old crop residues and weeds through deep ploughing.
  • Use disease-free seed and resistance variety.
  • Treat the seed before sowing with carboxin 37.5% + thiram 37.5% @ 2 gm/kg seed.
  • drenching with thiophanate methyl 70% WP 300 gm/acre.

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Control of bacterial wilt in tomato

  • Wilting, stunting, yellowing of the foliage and finally collapse of the entire plant take place.
  • Lower leaves may drop first before wilting.
  • Segment of the lower stem is cut and squeezed bacterial ooze.
  • Develops adventitious roots from the stem.
  • Crop rotation with cruciferous vegetable, marigold, and paddy is recommended.
  • Apply of bleaching powder @ 6 kg/acre before planting.
  • Use streptomycin sulphate I.P. 90% w/w + Tetracycline Hydrochloride I.P. 10 %w/w 20 gm/acre.
  • Kasugamycin 3% SL 300 ml/acre.

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Control of Powdery Mildew of muskmelon

  • White to dirty gray spots or patches appear on leaves which become white powdery as they enlarge.
  • Fortnightly spray hexaconazole 5% SC @ 300 ml per acre or thiophanate methyl 70% WP @ 400 gm per acre.

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Downy mildew control in muskmelon

  • Water soaked lesions appear on undersurface of leaf lamina.
  • Angular spots appear on upper surface similar to water-soaked lesions.
  • Lesions appear first on the older leaves and progressively on the younger leaves.
  • As the lesions expand, they may remain yellow or become dry and brown.
  • Affected vines do not set fruit properly.
  • Plucking and destroy of affected leaves.
  • Spray with Mancozeb 75% WP @ 350-400 gm/acre or Chlorothalonil 75% WP @ 200-250 gm/ acre.
  • Crop rotation and sanitation reduces the severity of the disease.

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