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A pink bollworm does a lot of damage to your cotton balls and in the early stages it is found on the cotton flower. Along with eating the cotton pollen from the flower, as soon as the cotton ball is ready, it goes inside it and starts eating the cotton seeds inside the dendu. Due to this, the balls of cotton are not prepared well and the cotton gets stained.
Use pheromone traps to identify this pest, indicating which pests are infested in crops and in quantity.
What is Pheromone Trap:- In pheromone trap, artificial rubber lure (septa) is applied to attract male adult insects of different species. It contains chemicals to attract males of the same species. The attracted male insects die after getting trapped in a plastic bag attached to the trap. The use of pheromone traps is the only method of non-chemical elimination of caterpillars.
For the prevention of pink ball worms, you have to do at least 3 spraying of chemical products. Let us know when and in how much quantity you have to do this spray. In 40 to 45 days after the sowing of cotton, the cotton crop reaches the full stage. As soon as 20 to 30% flowering starts in your cotton, during that time you should –
control measures
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Do first spray of Danitol (Fenpropathrin 10% EC) @ 400 ml + Bave Curb (Bavaria bassiana 5% WP) @ 250 gm + NutriFul Maxx (Fulvic + Amino + Trace Elements) @ 250 ml + Silico Maxx @ 50 ml/acre..
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After this, the second spray is to be done after 13 to 15 days of the first spray. For this , spray Profenova Super (Profenophos 40% EC + Cypermethrin 4% EC) @ 400 ml + Bave Curb (Bavaria bassiana 5% WP) @ 250 g + Silico Maxx @ 50 ml/acre.
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You have to do the third spray 15 days after the second spray. By spraying Barazide (Novaluron 5.25% + Emamectin 0.9% SC) @ 600 ml + Bave Curb (Bavaria bassiana 5% w.p) @ 250 gm + Silico Maxx @ 50 ml / acre.By spraying, farmers can save their cotton crop from pink bollworm infestation.
Precaution for PBW
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Deep ploughing should be done during summer to protect the cotton crop from pink bollworms.
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Old crop residues and weeds should be destroyed.
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For the biological control of this insect, the amount of Bave Curb (Beauveria bassiana 5 % wp) @ 250-500 gm/acre should be sprayed on during Amavasya day.
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