Tag: "gypsy" at biology news
Multi-species herbivore outbreak follows El Nio drought in Panama
...in temperate area outbreaks of spruce bud worm and gypsy
moths. But such outbreaks often last for up to 10 years. This short-lived (5-6 week) event in Panama was brought under control quickly by hungry birds, parasitoid flies and wasps, and aggressive caterpillar diseases. Climatologists predict that ENSO...
Bugs, even 'bad' ones, can be educationally beneficial, new book says
...tates also is discussed. For example, in 1869, the gypsy
moth (Lymantria dispar) arrived in Medford, Mass., from Europe when the French naturalist Leopold Trouvelot brought them to use in silk culture experiments. A few escaped as caterpillars and their descendants thrived, leading to rampant defoliation 2...
Most widely used organic pesticide requires help to kill
...ll of the native bacteria that colonize the gut of gypsy
moth caterpillars. Exposed to Bt, the caterpillars whose intestinal tracts had been cleared of their native microbial communities showed none of the agent's toxic effects. When the insect's microbial gut flora were reestablished, Bt's insecticidal ...
Edge density key to controlling gypsy moth spread
Controlling population peaks on the edges of the gypsy
moth range may help to slow their invasion into vi... a team of researchers. "Slowing the spread of the gypsy
moth is a priority in forest management in the U.S.," says Ottar Bjornstad, associate professor of e...
For many insects, winter survival is in the genes
...h insect is a fairly common agricultural pest: the gypsy
moth, the European corn borer, the walnut husk maggot, the apple maggot and the tobacco hornworm. Collectively, these species cause millions of dollars of damage annually. Hsp70 was active while all of the insects were in diapause. When Denlinger...
Philadelphia ecologist receives top Mongolia honor
...dic herders and appears to be linked with a recent gypsy
moth outbreak. In 2006, Goulden, along with scientists from Mongolia, Russia, Japan, and the U.S., published The Geology, Biodiversity and Ecology of Lake Hvsgl, Mongolia, which includes descriptions of several new species and describes unique chara...