Department of Nematology. Tamil Nadu Agricultural University. Coimbatore-641 003, Tamil Nadu.
An investigation was carried out in the Tamil Nadu range of Nilgiris biosphere, at an altitude of 600-2500m MSL, on cultivated crop plants for plant parasitic and predatory nematodes. Forty-eight species were recorded comprising 28 genera, 10 sub-families, 10 families, 4 super families, 4 sub-orders, 3 orders, 2 sub-classes and 2 classes. The population data was subjected to community analysis and based on the prominance and improtance values, Meloidogyne incognita, Globodera pallida, G. rostochiensis, M. hapla, and Helicotylenchus nilgiriensis were dominant.
Meloidogyne incognita, Globodera pallidc, G. rostochiensis, M. hapla, Helicotylenchus nilgiriensis, Relative frequency, Relative density, biomass, Relative prominance value and Importance value
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