PLANT-PARASITIC NEMATODES ASSOCIATED WITH TOMATO AND OKRA FIELDS OF ALLAHABAD, UTTAR PRADESH, INDIA
PLANT-PARASITIC NEMATODES ASSOCIATED WITH TOMATO AND OKRA FIELDS OF ALLAHABAD, UTTAR PRADESH, INDIA
D. S. Srivastava, M. Sehgal†, A. Kumar, S. Verma, B. K. Dwivedi and S. P. Singh
ABSTRACT
An extensive survey was carried out for the infestation of plant parasitic nematodes associated with vegetable growing fields i.e., tomato and okra. Soil and root samples were collected from 238 tomato fields represents 16 different locations (villages) where TSS-1 to TSS-238 varieties and 227 soil and root samples from the okra fields were collected (OSS-1 to OSS-227) represents 16 different locations (16 villages) to identify the hot spots of plant-parasitic nematodes of Allahabad, Uttar Pradesh, India. Results revealed that incidence of root-knot nematodes were found 60% and 55.9% in tomato and okra fields, respectively. Beraunji, Basahra, Mansoorabad and Urua villages were found most infested areas of okra and tomato crops. Root-knot nematode infestation was found to maximum i.e., 60%. Moreover, other plant-parasitic nematodes such as Rotylenchulus reniformis, Longidorus spp., Hoplolaimus spp., Hemicriconemoides spp., Xiphinema spp., Helicotylenchus spp., Tylenchorhynchus spp., Paratylenchus spp., and Pratylenchus spp., were also recorded.
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