Mechanism of Neem oil as a pesticide

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Neem oil is a natural pesticide derived from the seeds of the neem tree (Azadirachta indica). It works by disrupting the hormone system of insects, making it difficult for them to grow and reproduce. Neem oil also has antifungal properties, which makes it effective against fungal pathogens.

The active ingredient in this oil, azadirachtin, acts as an insect growth regulator, disrupting the molting process of insects and preventing them from reaching maturity. It also acts as a repellent, deterring insects from feeding on treated plants.

In addition to azadirachtin, neem oil also contains other compounds that have pesticidal properties, such as salannin and nimbin. These compounds have insecticidal and fungicidal properties and can be toxic to certain insects and pathogens.

It is important to note that oil is generally considered safe for use around humans and animals, and is biodegradable. However, it can cause skin irritation in some individuals and should be handled with care.