Resistance to Peanut Stripe Virus in Arachis Germ Plasm

Culver, J.N. and Sherwood, J.L. and Melouk, H.A. (1987) Resistance to Peanut Stripe Virus in Arachis Germ Plasm. Plant Disease, 71 (12). pp. 1080-1082.

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Abstract

Peanut accessions of the Arachis section, A. diogoi (PI 468141 and PI 468142), A. helodes (PI 468144), Arachis sp. (PI 468345 and PI 468169), and of the Rhizomatosae section (PI 468174, PI 468363, and PI 468366) were evaluated for resistance to peanut stripe virus (PStV). These entries and a susceptible cultivar (Argentine) were mechanically inoculated with PStV. Three to 4 wk after inoculation, both inoculated and subsequently formed leaves from each entry were tested for PStV infection. Symptomatology, local lesion assay on Chenopodium amaranticolor, enzyme-linked immunosorbent assay, and electron microscopy were used to evaluate susceptibility or resistance. This inoculation and testing sequence was repeated three times for each entry. All entries except PI 468169 and the susceptible cultivar Argentine were negative for virus infection. To our knowledge, this is the first report of resistance to PStV in Arachis.

Item Type: Article
Additional Information: SNNigam Collection
Author Affiliation: Department of Plant Pathology, Oklahoma State Univ., Stillwater, OK 74078-0285, USA.
Subjects: Plant Protection
Crop Improvement
Divisions: Groundnut
Depositing User: Mr B Krishnamurthy
Date Deposited: 27 Jul 2013 13:40
Last Modified: 27 Jul 2013 13:40
Official URL: http://dx.doi.org/10.1094/PD-71-1080
URI: http://eprints.icrisat.ac.in/id/eprint/11261

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