Biological pesticide control program
Control aphids with an insecticidal fungi-metarhizium anisopliae
Whole biological:
- Metarhizium anisopliae OD 600ml/ha, in the early stage of aphids, spraying in advance and continuously, and spraying once every 10 days.
- Metarhizium anisopliae OD 600ml/ha + 1.5% pyrethrin WE 900ml/ha.
- Metarhizium anisopliae OD 600ml/ha + 0.6% matrine SL 900ml/ha
‘Hybrid’ of biological and chemical:
- Metarhizium anisopliae OD 300ml/ha + 70% imidacloprid WDG 90g/ha
- Metarhizium anisopliae OD 300ml/ha + 50% pymetrozine WDG 225g/ha
Note: When artificially or mechanically spraying, add 450 liters of water per ha, and spray evenly, focusing on young shoots and leaf backs.
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