2026 Ann E. Hajek: Biology and Biochemistry Researcher – H-Index, Publications & Awards

D-Index & Metrics

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Biology and Biochemistry	55	14898	13683	6238	5581	344	13082

Discipline name

D-Index

World Ranking

Current World Ranking

National Ranking

Current National Ranking

Publications

Citations

Biology and Biochemistry

14898

13683

6238

5581

344

13082

Biology and Biochemistry

D-Index

Citations

13082

World Ranking

14898

National Ranking

6238

Overview

Ann E. Hajek is affiliated with Cornell University in the United States. Their research primarily focuses on agricultural and biological sciences, with significant contributions to environmental science.

The scientist's work covers several subfields of study including insect science, ecology, ecology, evolution, behavior and systematics, molecular biology, and plant science.

Core topics in their research include entomopathogenic microorganisms in pest control, forest insect ecology and management, hemiptera insect studies, insect-plant interactions and control, insect resistance and genetics, insect and arachnid ecology and behavior, and insect symbiosis and bacterial influences.

Frequent coauthors in their publications are:

Eric H. Clifton
Andrii P. Gryganskyi
David C. Harris
Brian Lovett
James K. Liebherr

They have published repeatedly in several journals, including:

Journal of Invertebrate Pathology
Environmental Entomology
Biological Control
SSRN Electronic Journal
Journal of Insect Science

Recent papers by Ann E. Hajek include the following:

Summary of classical biological control introductions of entomopathogens and nematodes for insect control, 2020, BioControl
Inoculative Releases and Natural Spread of the Fungal Pathogen Entomophaga maimaiga (Entomophthorales: Entomophthoraceae) into U.S. Populations of Gypsy Moth, Lymantria dispar (Lepidoptera: Erebidae), 2021, Environmental Entomology
Applications of Beauveria bassiana (Hypocreales: Cordycipitaceae) to Control Populations of Spotted Lanternfly (Hemiptera: Fulgoridae), in Semi-Natural Landscapes and on Grapevines, 2020, Environmental Entomology
Virulence of Commercialized Fungal Entomopathogens Against Asian Longhorned Beetle (Coleoptera: Cerambycidae), 2020, Journal of Insect Science
The Early Terrestrial Fungal Lineage of Conidiobolus-Transition from Saprotroph to Parasitic Lifestyle, 2022, Journal of Fungi

Best Publications

INTERACTIONS BETWEEN FUNGAL PATHOGENS AND INSECT HOSTS

A. E. Hajek;R. J. St

1394
Citations
Suggestions for unifying the terminology in biological control

J. Eilenberg;A. Hajek;C. Lomer

932
Citations
Natural Enemies: An Introduction to Biological Control

Ann E. Hajek

607
Citations
BIZARRE INTERACTIONS AND ENDGAMES: Entomopathogenic Fungi and Their Arthropod Hosts

Helen E. Roy;D.C. Steinkraus;Joergen Eilenberg;A.E. Hajek

539
Citations
Biology, ecology and pest management potential of entomophthorales.

J. K. Pell;J. Eilenberg;A. E. Hajek;D. C. Steinkraus

284
Citations
Ecology and management of exotic and endemic Asian longhorned beetle Anoplophora glabripennis

Jiafu Hu;Sergio Angeli;Stefan Schuetz;Youqing Luo

272
Citations
Ecology of Terrestrial Fungal Entomopathogens

Ann E. Hajek

250
Citations
Fungal pathogens as classical biological control agents against arthropods

Ann E. Hajek;Italo Delalibera

189
Citations
Colorado potato beetle (Coleoptera: Chrysomelidae): Effects of combinations of Beauveria bassiana with insecticides

T. E. Anderson;A. E. Hajek;Donald W. Roberts;H. K. Preisler

179
Citations
A review of introductions of pathogens and nematodes for classical biological control of insects and mites

Ann E. Hajek;Michael L. McManus;Italo Delalibera Junior

165
Citations
Entomopathogenic Fungi as Bioinsecticides

Donald W. Roberts;Ann E. Hajek

163
Citations
Classical biological control of insect pests of trees: facts and figures

Mare Kenis;Brett Phillip Hurley;Ann E. HAjek;Matthew J.W. Cock

159
Citations
Exotic biological control agents: A solution or contribution to arthropod invasions?

Ann E. Hajek;Brett Phillip Hurley;Marc Kenis;Jeffrey R. Garnas

159
Citations
Pathology and Epizootiology of Entomophaga maimaiga Infections in Forest Lepidoptera

Ann E. Hajek

151
Citations
Safety of fungal biocontrol agents.

M. S. Goettel;A. E. Hajek;J. P. Siegel;H. C. Evans

139
Citations
Evaluation of non-target effects of pathogens used for management of arthropods.

M. S. Goettel;A. E. Hajek

106
Citations
Ants defend aphids against lethal disease.

Charlotte Nielsen;Anurag A. Agrawal;Ann E. Hajek

100
Citations
Introduction and Spread of the Fungal Pathogen Entomophaga maimaiga (Zygomycetes: Entomophthorales) Along the Leading Edge of Gypsy Moth (Lepidoptera: Lymantriidae) Spread

Ann E. Hajek;Joseph S. Elkinton;Jeffrey J. Witcosky

95
Citations
Predators, parasitoids and pathogens.

J. Brodeur;A. E. Hajek;G. E. Heimpel;J. J. Sloggett

80
Citations
Exotic biological control agents

Ann E. Hajek;Brett P. Hurley;Marc Kenis;Jeffrey R. Garnas

0
Citations