- First irrigation should be done immediately after sowing.
- second irrigation should be done on the fourth day after first irrigation.
- Then subsequent irrigation should be done after every 7-10 days.
Ways to treat downy mildew in pumpkin crop
- Plucking and destroying affected leaves.
- Plant seeds of disease-resistant varieties.
- Crop rotation and sanitation reduces the severity of the disease.
- Spray thiophanate methyl 70% WP at the rate of 300 gm/acre.
- Spray of Metalaxyl 8% + Mancozeb 64% WP @ 500 gm/acre.
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Nutrient management during field preparation in sponge gourd and ridge gourd –
- one should apply About 8-10 t/acre of FYM at the time of field preparation.
- 30 kg Urea, 70kg single super phosphate and 35 kg muriate of potash per acre is applied at the time of last ploughing.
- Another 30 kg urea should be top dressed in two split doses, one at 8-10 leaf stage and second at the flowering stage.