Concepedia

A. J. Heard

AJ

Statistics

Publications

10

Citations

180

H-Index

10

Active since

1959

Affiliations

Institute of Grassland Research(Current)

Experimental Station

Aberystwyth University

A. J. Heard is an author at Institute of Grassland Research specializing in botany, plant pathology, and crop protection.

Top concepts

Publications per year

1959–1985

10

Publications

10

The effect of ryegrass mosaic virus on the yield of perennial ryegrass swards

John A'brook, A. J. Heard · Annals of Applied Biology · 1975 · 32 citations

, , +14

THE FRIT FLY AND ALLIED STEM‐BORING DIPTERA IN WINTER WHEAT AND HOST GRASSES

W. F. Jepson, A. J. Heard · Annals of Applied Biology · 1959 · 29 citations

, , +14

The Incidence of Ryegrass Mosaic Virus in Crops of Ryegrass grown for Seed in some Southern Counties of England

A. J. Heard, B. A. BROOK, E. T. ROBERTS et al. · Plant Pathology · 1974 · 26 citations

, , +13

Disorders of temporary ryegrass swards in south‐east England

A. J. Heard, E. T. ROBERTS · Annals of Applied Biology · 1975 · 18 citations

, , +2

The effect of ryegrass mosaic virus on carbon assimilation and growth of ryegrasses

Mike Jones, A. J. Heard, Jane Woledge et al. · Annals of Applied Biology · 1977 · 16 citations

, , +17

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