Results 271 to 280 of about 32,829 (302)

THE MANITOBAN FAUNA OF LEAFHOPPERS (HOMOPTERA: CICADELLIDAE): II. THE FAUNA OF MACRO-LEAFHOPPERS

The Canadian Entomologist, 1972
AbstractThe macro-leafhoppers (Cicadellidae, exclusive of Typhlocybinae) of Manitoba are recorded with distribution and host records for the province, seasonal occurrence of adults, ecological associations, and recent taxonomic changes. These comprise 240 species, including 95 new provincial records, of which 22 are new Canadian records, and 1 is a new
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Natural Enemies of Beet Leafhopper (Eutettix TenellaBaker)

, 1924
Among the natural enemies of the beet leafhopper (Eulettix tenella Baker) are a large number of predaceous insects which prey upon the nymphs and adults. Seven species of egg parasites, two species of Pipunculus flies, a Dryinid and a hair-worm were bred
H. Severin
semanticscholar   +1 more source

Eavesdropping on Leafhoppers

Alternator, 2021
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Potato Leafhopper Control, 1989

Insecticide and Acaricide Tests, 1990
Abstract A 1-yr-old stand of'WL 316' alfalfa at the Ohio Agricultural Research and Development Center, Wooster, was used for this study. Treatments were applied 17 Jul using a tractor mounted hydraulic sprayer calibrated to deliver 20 gal/acre at 32 psi using 8002 Teejet flat-fan nozzles.
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Brochosomes and Leafhoppers

Science, 1954
J. E. Shapiro, George S. Tulloch
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Recent Work on Leafhopper-Transmitted Viruses

1968
Publisher Summary This chapter discusses the recent work on leafhopper-transmitted viruses. Current knowledge of the transmission of viruses by leafhoppers suggests that most of these viruses are sucked from the infected plant cells into the gut by the vectors, infect, and are released from the gut into the blood, are carried to the salivary glands ...
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THE FEEDING HABITS OF CERTAIN LEAFHOPPERS

The Canadian Entomologist, 1941
The feeding habits of certain leafhoppers (Cicadellidae) are of particular importance, not only because of the diverse nature of the injury produced by different species, but primarily because a number of species are vectors of some very destructive plant viruses.
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Leafhoppers on Grapevine

EPPO Bulletin, 1971
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The reproductive strategy and the vibrational duet of the leafhopper Empoasca vitis

Insect Science, 2018
R. Nieri, Valerio Mazzoni
semanticscholar   +1 more source

Transmission of Viruses by Leafhoppers

2020
Govind Pratap Rao, Alangar Ishwara Bhat
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