Attempts were made to rear Crambus topiarius Zeller,
Euchromius ocellus (Haworth), Crambus bonifatellus (Hulst) and
Crambus trisectus (Walker) on non-aseptic meridic diets containing
wheat germ or pinto beans as basic constituents. Various methods
of diet presentation and types of rearing containers were used. Shell
vials and plastic cups used as...
The effects of synthetic juvenile hormone on the viability of
eggs, metamorphosis of nymphs, and mating behavior of males and
females in diapause was investigated by treating Draeculacephala
crassicornis with ENT 33972a. The viability of eggs was reduced
14% by a small dose (0.001 μg) of synthetic juvenile hormone applied...
The seasonal development and habits of Labops hesperius Uhler
were studied in rangeland seeded to intermediate wheatgrass (Agropyron
intermediurn (Host) Beauv. ) in Baker County, Oregon, The
first nymphs appeared on March 22, and required about one week to
complete each of the five nymphal stadia. Most small nymphs stayed...
Biological attributes and alteration of the habitat of Labops
hesperius Uhler were investigated on rangeland seeded to crested
wheatgrass near Vale, Oregon, and on rangeland seeded to crested
and intermediate wheatgrass near Seneca, Oregon. Nymphs and
adults were present at Vale from late March until mid-June and at
Seneca from...