Cowpea Mosaic, a Virus Disease of Vigna Sinensis in New Guinea.

Abstract

A Study has been made of a mosaic virus disease of Vigna sinensis (Linn.) Savi ex Hassk. located on the Gazelle Peninsula of New Britain in the Territory of Papua and New Guinea. Field observations on its occurrence and symptoms, together with experimental data on host range, mechanical, insect and other modes of transmission are recorded.