Epidemiological studies on the incidence of papaya ringspot disease under Indian sub-continent conditions by U. Premchand, Raghavendra K. Mesta, Mantapla Puttappa Basavarajappa, Venkataravanappa Venkataravanappa, Lakshminarayana Reddy C. Narasimha Reddy, Kodegandlu Subbanna Shankarappa

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