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Onion is a crop with high economic value and is a favorite vegetable. It has high nutritional value and medicinal value. Due to pests and diseases, the quality of onion is inferior, which seriously affects its economic value.
Onion seedling bed collapsed The seedling bed was planted and transplanted 5 days before the transplant, with 72% Plex 500 times each spray, 4 liters per square meter.
Onion downy mildew It is advisable to use 90 ml of Carlyle for foliar spray and spray once every 7 days.
Onion ash cream Use Shijiale 800 times solution and good Lectra 3000 times liquid spray, spray again at 7 days.
Onion purple spot disease 43% good Lectra 3000 times liquid plus Antaisheng 1000 times liquid, foliar spray, spray once every 7 days or so.
The leaf miner uses 70% Emerald 2g plus 2.5% enemy to kill 5-10ml, which can treat mites and thrips to prevent yellow dwarf disease.
Roots Each spike of onion seed is mixed with 40g of 60% high-quality wet seed dressing, or 60ml of 5% Regent suspension.
Onion seedling bed collapsed The seedling bed was planted and transplanted 5 days before the transplant, with 72% Plex 500 times each spray, 4 liters per square meter.
Onion downy mildew It is advisable to use 90 ml of Carlyle for foliar spray and spray once every 7 days.
Onion ash cream Use Shijiale 800 times solution and good Lectra 3000 times liquid spray, spray again at 7 days.
Onion purple spot disease 43% good Lectra 3000 times liquid plus Antaisheng 1000 times liquid, foliar spray, spray once every 7 days or so.
The leaf miner uses 70% Emerald 2g plus 2.5% enemy to kill 5-10ml, which can treat mites and thrips to prevent yellow dwarf disease.
Roots Each spike of onion seed is mixed with 40g of 60% high-quality wet seed dressing, or 60ml of 5% Regent suspension.
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