Concepedia

GR Johnstone

GJ

Statistics

Publications

17

Citations

453

H-Index

14

Active since

1978

Affiliations

United States Department of Agriculture(Current)

GR Johnstone is an author at United States Department of Agriculture specializing in plant sciences, viral diseases of crops, and plant virology.

Publications per year

1978–2000

17

Publications

17

Virus diseases of subterranean clover

GR Johnstone, G.D. McLean · Annals of Applied Biology · 1987 · 62 citations

Agriculture, Crop Sciences, Plant Sciences +16

Barley yellow dwarf viruses in, and aphids on, grasses (including cereals) in Tasmania

P. L. Guy, GR Johnstone, DI Morris · Australian Journal of Agricultural Research · 1987 · 58 citations

Agriculture, Plant Biology, Plant Sciences +17

Occurrence and identity of barley yellow dwarf viruses in Tasmanian pasture grasses

P. L. Guy, GR Johnstone, J. E. Duffus · Australian Journal of Agricultural Research · 1986 · 42 citations

Agriculture, Botany, Plant Sciences +17

The host ranges, classification and identification of eight persistent aphid-transmitted viruses causing diseases in legumes

GR Johnstone, J. W. Ashby, Adrian J. Gibbs et al. · European Journal of Plant Pathology · 1984 · 34 citations

Life Sciences, Entomology, Plant Sciences +12

Incidence of ryegrass endophyte ( <i>Neotyphodium lolii</i> ) and diversity of associated alkaloid concentrations among naturalised populations of perennial ryegrass ( <i>Lolium perenne</i> L.)

K. F. M. Reed, Antonio Leonforte, P. J. Cunningham et al. · Australian Journal of Agricultural Research · 2000 · 33 citations

Agriculture, Plant Biology, Plant Sciences +10

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