G. F. Hrusa

First record of Glycaspis brimblecombei (Moore) (Homoptera: Psyllidae) in North America: initial observations and predator associations of a potentially serious new pest of eucalyptus in California

Eric B. Brennan, Raymond J. Gill, G. F. Hrusa et al. · Zenodo (CERN European Organization for Nuclear Research) · 1999 · 83 citations · Full text

Resistance of Eucalyptus species to Glycaspis brimblecombei (Homoptera: Psyllidae) in the San Francisco Bay area.

Eric B. Brennan, G. F. Hrusa, Steven A. Weinbaum et al. · The Pan-Pacific Entomologist · 2001 · 65 citations

Biology, Engineering, Botany +14

The Salsola tragus Complex in California (Chenopodiaceae): Characterization and Status of Salsola australis and the Autochthonous Allopolyploid Salsola ryanii Sp. Nov

G. F. Hrusa, John F. Gaskin · Madroño · 2008 · 55 citations

Plant Genetics, Botany, Genetics +19

A new species of Kali (Salsoloideae, Chenopodiaceae) from Sicily, supported by molecular analysis

Cristian Brullo, Salvatore Brullo, John F. Gaskin et al. · Phytotaxa · 2015 · 15 citations · Full text

Botany, Social Sciences, Kali Group +17

GENOTYPE DIVERSITY OF SALSOLA TRAGUS AND POTENTIAL ORIGINS OF A PREVIOUSLY UNIDENTIFIED INVASIVE SALSOLA FROM CALIFORNIA AND ARIZONA

John F. Gaskin, Frederick J. Ryan, G. F. Hrusa et al. · Madroño · 2006 · 15 citations

Southern Africa, Genetic Diversity, Invasive Specie +16