Several studies have tested EPNs against sugarcane pests, especially against the sugarcane billbug
, Sphenophorus levis (Vaurie, 1978) (Coleoptera: Dryophthoridae), the larvae of which feed on sugarcane underground stems + rhizomes, damaging up to 80% of the stems and reducing cane productivity by 30%.
Seasonality, development and cultural control of the hunting billbug
. Environmental Institute for Golf.
Verl is susceptible to feeding damage from the maize billbug
, Sphenophorus maidis (Chittenden), and the southern cornstalk borer, Diatraea crambidoides (Grote).
Insect problems vary regionally and seasonally In Idaho's Snake River basin, billbug
is a summer problem.
(Coleoptera: Curculionidae) life cycle and damaging life stages in North Carolina, with notes on other billbug
Southern masked chafer Cyclocephala lurida Northern masked chafer Cyclocephala borealis European chafer Rhizotrogus majalis Green June beetle Cotinus nitida Asiatic garden beetle Maladera castanea Oriental beetle Exomala orientalis Black turfgrass ataenius Ataenius spretulus Bluegrass billbug
Sphenophorus parvulus Denver billbug
Sphenophorus cicatristriatus Hunting billbug
Sphenophorus venatus vestitus Phoenix billbug
Sphenophorus phoeniciensis Tawny mole cricket Scapteriscus vicinus Southern mole cricket Scapteriscus borellii Short-winged mole cricket Scapteriscus abbreviatus Wireworms Various genera and species Ground pearls Margarodes spp.
Bordeaux exhibited moderately good resistance to billbug
(Sphenophorus spp.) damage and above average overall turf quality under a low maintenance regime (Bonos et al., 2002).
The hunting billbug
, Sphenophorus venatus vestitus (Chittenden) (Coleoptera: Curculionidae), is an abundant, widespread, and damaging billbug
species in the U.S.A.
For example, using a March 1 starting date, the first activity of bluegrass billbug
adults in the spring occurs between 280 and 350 degree days (base = 50[degrees]F).
We examined several plants and found that they were infested by the bluegrass billbug
, which feeds on roots and growing points.
The hunting billbug
(HBB) (Sphenophorus venatus vestitus Chittenden) has been listed as a damaging pest of turfgrass from New Jersey (Johnson-Cicalese & Funk 1990), south to Georgia (Morrill & Suber 1976) and Florida (Kelsheimer 1956); west to Kansas (Brissell & Clark 1968), Texas, California, and Hawaii (Davis & Krauss 1964; LaPlante 1966) and throughout the Caribbean Islands (Vaurie 1951; Vittum et al.
At Rock Springs, plots in one block were severely damaged by the bluegrass billbug
(Sphenophorus parvulus Gyllenhal); therefore, this block was discarded.