Phorodon
National Institutes of Health
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ABSTRACT
The temporal development of biological control of arthropod pests in perennial cropping systems is largely unreported…
The hop aphid Phorodon humuli (Schrank) (Hemiptera: Aphididae) is a serious pest in most areas where hops are
grown. A field…
The two hop cultivars “Hallertauer Magnum” (HM) and “Spalter Select” (SE) are regarded by growers as extremely different in their…
Under laboratory conditions, when reared onPhorodon humuli aphid,Adalia bipunctata deposited 1011 ova and mean longevity of males…
Gynoparous female and male damson-hop aphids, Phorodon humuli (Schrank), were caught in the field by water traps that were…
In 1999, 802 primary parasitoids and 1,448 hyperparasitoids were reared from 83 samples of hop aphids, Phorodon humuli (Schrank…
Male blackberry-cereal aphids, Sitobion fragariae (Walker), were caught in the ield by water traps releasing synthetic (4aS, 7S…
The esterase activity of various laboratory and field strains of Phorodon humuli Schrank 1 80 1 was deter mined and the data…
SummaryFlying aphids were trapped throughout the summer on a vertical net downwind of a plot of PVY-infected potato plants. Of…
AbstractAnthocoris nemorum (L.) andA. nemoralis (F.) were reared on apterous hop aphids,Phorodon humuli (Schrank), at 20±0.5°C.A…