H. M. Heybroek

Anatomical factors in resistance to Dutch elm disease

Harold S. McNabb, H. M. Heybroek, William L. MacDonald · European Journal of Plant Pathology · 1970 · 62 citations

Biology, Pathogenesis, Pathology +5

Resistance to diseases and pests in forest trees

H. M. Heybroek, B. R. Stephan, K. von Weissenberg · Medical Entomology and Zoology · 1982 · 60 citations

Forest Health, Entomology, Forestry +4

DISEASES AND LOPPING FOR FODDER AS POSSIBLE CAUSES OF A PREHISTORIC DECLINE OF ULMUS

H. M. Heybroek · Acta Botanica Neerlandica · 1963 · 42 citations

Engineering, Botany, Entomology +19

Further studies on pathogenicity in Ceratocystis ulmi

J. N. Gibbs, C. M. Brasier, Harold S. McNabb et al. · Forest Pathology · 1975 · 40 citations

Diagnostic Mycology, Ceratocystis Ulmi, Parasitic Disease +7

Aggressive Strain of Ceratocystis ulmi in Britain

J. N. Gibbs, H. M. Heybroek, Francis W. Holmes · Nature · 1972 · 34 citations

Parasitic Disease, Aggressive Strain, Pathology +3