R. Barker

发表

An Investigation into the Accuracy of Herbivore Diet Analysis

R. Barker, 1986 .

Further Observations on the Plants Eaten by Kangaroos and Sheep Grazing Together in a Paddock in South-Western Queensland

M. Griffiths, R. Barker, L. Maclean, 1974 .

Granulomatous amoebic encephalitis

D. Warhurst, R. Barker, J. Salisbury, 2004, The Lancet.

The plants eaten by sheep and by kangaroos grazing together in a paddock in south-western Queensland.

M. Griffiths, R. Barker, 1966 .

The Food of Australian Birds 2. Passerines

R. Barker, W. Vestjens, 1990 .

First detection, symptoms and management of Southern tomato virus in the United Kingdom

R. Barker, A. Fox, A. Skelton, 2021, New Disease Reports.

Food of Eight Species of Columbidae, in the Genera Geopelia, Phaps, Geophaps and Petrophassa.

H. Frith, R. Barker, T. Wolfe, 1976 .

Food of the Crested and Common Bronzewing Pigeons in Inland New South Wales.

H. Frith, R. Barker, B. Brown, 1974 .