Question

How does Neem protects the plants​

Answer 1

Answer:

Certain limonoid fractions extracted from neem kernels are proving active against root-knot nematodes, the type most devastating to plants. They inhibit the larvae from emerging and the eggs from hatching, and in at least one test they have done so at concentrations in the parts-per-million range.

Explanation:

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Answer 2

Neem oil has a dual purpose in vegetable garden as both a pesticide and a fungicide, It works on arthropod pests that often eaten your vegetables, including Tomato hornworms, corn earworms, aphids and whiteflies. In addition, Neem oil also controls common fungi that grow on vegetable plants, including: mildews....