Traps baited with synthetic pheromones are in widespread use in the survey and detection of the gypsy moth, Lymantria dispar (L.) and other important insect pests in many parts of the world. In the United States approximately 95,000 pheromone traps were deployed to monitor the gypsy moth in ...
The gypsy moth was brought to Medford, Massachusetts by Etienne Leopold Trouvelot in 1869. He wasn't trying to harm the trees - he thought he might be able to cross the gypsy moth with other moths found in New England and start a silk industry in the United States. Medford, MA Area M...
In re: The Asian gypsy moth. This name refers to five species or subspecies (L. dispar asiatica, L. dispar japonica, L. albescens, L. umbrosa, and L. postalba), which are regulated together as a species complex. These moths are native to Asia and not established in the United States...
Without the public's help, the gypsy moth threatens many more states. Since 1970, 75 million acres in the United States have been defoliated by the gypsy moth. An infestation of gypsy moth can defoliate up to 13 million acres of trees in one season if left untreated. ...
Amy Williams learns about gypsy moths at the Ivy Natural Area in Charlottesville. Richard Nunnally visits Smallwoods Nursery in Amelia County to talk about coleus. Director Bill Nichols Producer Bill Nichols See all filmmakers & crew (2)
gypsy moths that escaped, and soon, gypsy moth populations were present in Massachusetts and spread to the rest of the eastern United States. Although their numbers rise and fall, high population numbers damage thousands of acres of land. Gypsy moths start feasting on trees in the early spring...
When dispersed by plane to killgypsy mothsin the Pacific Northwest, about 500 people reported allergy or flu-like symptoms. Some had to go to the emergency room. 当为了杀死在西北太平洋地区上空的『吉普赛飞蛾 』 , 而用飞机散播喷雾时,约有500人报导说出现过敏或类似流感的症状,有些人更要入急诊室...
A member of the orderLepidoptera, the North American and European Spongy Moth (Lymantria dispar) is one of the most destructive hardwood tree pests in the Eastern United States. Introduced in Massachusetts in the mid-1800's to create a silkworm industry in the United States, Spongy Moths became...
In field experiments in northern Japan (Morioka, Iwate Prefecture and Bibai, Hokkaido Prefecture), (+)- and (–)-mathuralure at a ratio of 1 : 4, but not 1 : 1 or singly, were attractive to male L. mathura. This is the first demonstration that attraction of male moths ...
The defoliation of millions of acres of trees by massive infestations of gypsy moth caterpillars is a recurring phenomenon in the northeastern United States. 在美国东北部,舞毒蛾毛虫的大规模侵扰导致数百万英亩的树木落叶,这是一个反复出现的现象。 In some places, the education authorities try to arran...