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Onion cultivation occupies a prominent place in Madhya Pradesh, there is a need to spray different nutrients and plant protection from time to time to increase the growth of the crop and get a high yield. Plant protection spraying with microelements is mandatory 10-15 days after transplanting the crop. At this time, there is an outbreak of fungal diseases like blight and sap-sucking insects like thrips, maggots etc. in the crop.
The following sprays can be used for its control –
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Spray Thiophanate Methyl 70%w/w 250 gm + Fipronil 5% SC 400 ml + Humic Acid @ 100 gm/acre. Humic acid helps in the root development of the plant.
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Spray it with Chipko [silico max] 5 ml/pump. This retains the medicine on the plant for a sowing time.
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For biological control, Pseudomonas 250 gm/acre can be used.
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