In this stage of onion crop it is necessary to manage the crop in three different forms.
For protection against fungal diseases: Use Chlorothalonil 75% WP @ 400 gram/acre or Ketazin 48% EC @ 400 ml/acre use as a spray for prevention of leaf scorching and purple blotch disease .
Use Pseudomonas fluorescens @ 250 gram/acre as a biological treatment
To protect against insects: Thiamethoxam 12.6% + Lambda Cyhalothrin 9.5% ZC @ 80 ml/acre or Abamectin 1.9% EC @ 150 ml/acre use for control of sucking pests and mites. .
Use Beauveria Bassiana @ 250 gram/acre as a biological treatment.
Nutrition Management: In this stage of onion, nutritional management can be done with 00: 52: 34 @ 1 kg/acre as well as with micronutrients @ 250 gram/acre.