To test the parts of the Marigold's good efficiency in the control of root knot filament earthworms. As an alternative to reduce the use of chemicals to control the spray of earthworms.
To test different parts of marigold efficient in controlling root-knot nematodes. As an alternative to reduce the use of chemicals to control nematodes.
To test the various parts of the powerful and the best control of root-knot nematodes. An alternative to reduce the use of chemicals to control nematodes