Crops will be harmed due to bacterial blight, Know preventive measures

15/04/2021Posted on
Crops will be harmed due to bacterial blight

  • Brown, dry and raised spots on the surface of the leaves are the symptoms of this disease.

  • These spots are found redish color on the surface of the leaves.

  • When the outbreak of the disease increases, the spots get mixed together and the leaves turn yellow, so there is premature loss.

  • To control this, spray streptomycin sulfate IP 90% + tetracycline hydrochloride 10% w/w @ 20 gm per acre or kasugamycin 3% SL @ 300 ml per acre in 200 liters of water. 

  • Spraying of Kasugamycin 5% + Copper Oxychloride 45% WP @ 250 gm / acre in 200 liters of water.

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Preventive measures of Bacterial Blight in Cotton crop

31/05/2020Posted on
Bacterial Blight in Cotton crop
  • To avoid this disease, mix 2 kg of Trichoderma viride in 4 tons FYM and spray it in the field immediately or after the first rain.
  • Streptomycin sulfate 90% + tetracycline hydrochloride 10% W / W @ 24 gm / acre or
  • Kasugamycin 3% SL @ 300 ml / acre or
  • Spray kasugamycin 5% + copper oxychloride 45% WP @ 250 gm / acre in 200 liters of water.
  • For this disease by biological means, spray 500 grams of Pseudomonas fluorescens and 500 ml of Bacillus subtilis in 200 liters of water per acre.
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Identification of Bacterial blight disease in Cotton crop

31/05/2020Posted on
Bacterial blight disease in Cotton crop
  • Bacterial scorching disease can affect any part of the infected plant and any stage of plant growth.
  • In the early stages of plant growth, submerged, spherical or irregular wounds spread to the stem and eventually die of withering and sprout which is known as seedling blight.
  • Small, dark green, submerged angular spots first develop on the lower surface of the leaves, gradually these spots grow dark brown and later these spots appear on the surface of both leaves, called the angular leaf spot. 
  • In this, the veins of the leaves turn black and the leaves start to appear wrinkled and twisted. Which is called vein necrosis.
  • Black wounds on the trunk and branches and premature fall of leaves is a symptom known as Black Arm. 
  • In this disease, rotten seeds and fibers become colorless in the bolls. In the infected boll, the angular round submerged spots appear which become pitted and dark brown or black over time, this is called Boll rot.
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How to protect moong and urad crops from Bacterial Blight?

21/04/2020Posted on
How to protect bacterial blight from Green gram and black gram
  • Brown, dry and raised spots on the surface of the leaves are the symptoms of this disease.
  • These spots are found in red color on the lower surface of the leaves.
  • When the outbreak of the disease increases, the spots get mixed together and the leaves turn yellow, so there is a premature loss.
  • To control this, spray streptomycin sulfate IP 90% + tetracycline hydrochloride 10% w/w @ 20 gm per acre or kasugamycin 3% SL @ 300 ml per acre in 200 liters of water. Or
  • Spraying of Kasugamycin 5% + Copper Oxychloride 45% WP @ 250 gm / acre in 200 liters of water.
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Bacterial Blight of Cotton

10/07/2018Posted on

Bacterial blight of cotton-

Symptoms –The symptoms of this disease appear on top of the leaves, stems and cotton bolls, in which all the aerial parts of the plant have black and light brown spots. As the disease progresses, small spots are found in large wounds, the bacteria enter the leaf nerves. Chlorophyll is eliminated due to the spots of the leaves, which the plant is unable to make food.

Control –Spray twice Streptomycin+ tetracycline @ 2 gm/pump or kasugamycin 30 Ml./pump at 7-10 days intervals.

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Control of Bacterial leaf spot disease in Tomato

22/09/2017Posted on

The disease heavily reduces the yields. For effective control, spray Streptomycin Sulphate I.P. 90% w/w Tetracycline Hydrochloride 10% w/w @ 2 Gm/ 15 litre Water or Kasugamycin 3% SL @ 40ml / 15 litre water + Copper oxychloride 50% WP @ 40 Gm/15 litre water on the appearance of initial symptoms of disease.

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