Community analysis of nematodes associated with sugarcane from Tamil Nadu Jayakumar J.*, Ravichandran V.1 Department of Plant Protection, Anbil Dharmalingam Agricultural College and Research Institute, Tamil Nadu Agricultural University, Trichirapalli - 620 027 (T.N.) 1Ravic Sugarcane Research Station, Cuddalore - 607001 (T.N.), India *<jayakumarpandiyan@yahoo.co.in>
Online published on 18 May, 2022. Abstract The present investigation was undertaken to find out the occurrence of nematodes, in sugarcane cultivation area of Tamil Nadu. 275 soil samples were collected from 20 locations of Tamil Nadu. A total of 11 nematodes genera were recorded. They are Pratylechus, Helicotylenchus, Meloidogyne, Rotylechulus, Helicotylenchus, Tylenchorhynchu, Xiphinema, Paratrichodorus, Belonolaimus, Hemicycliophora and Criconemella. Pratylenchus was found to be in higher number (42.67) with 99.98% absolute frequency in all the areas surveyed. The prominence and importance value for Pratylenchus was 42.35and 30.49 respectively followed by Helicotylenchus i.e prominence value, 17.65 and importance value, 13.64. Top Keywords Sugarcane nematodes, Community analysis, Sugarcane belt, Tamil Nadu. Top |