Control of German cockroach in a building by chlordane spray

Effect on Residual and Contact Sprays On the Resistance of the German Cockroach to Chlordane

control of the optical properties of nanoparticles by laser fields

در این پایان نامه، درهمتنیدگی بین یک سیستم نقطه کوانتومی دوگانه(مولکول نقطه کوانتومی) و میدان مورد مطالعه قرار گرفته است. از آنتروپی ون نیومن به عنوان ابزاری برای بررسی درهمتنیدگی بین اتم و میدان استفاده شده و تاثیر پارامترهای مختلف، نظیر تونل زنی(که توسط تغییر ولتاژ ایجاد می شود)، شدت میدان و نسبت دو گسیل خودبخودی بر رفتار درجه درهمتنیدگی سیستم بررسی شده اشت.با تغییر هر یک از این پارامترها، در...

Biochemistry of Pyrethroid Resistance in German Cockroach (Dictyoptera, Blatellidae) from Hospitals of Sari, Iran

The German cockroach is an important household insect pest mechanically involved in transmission of a variety of diseases to humans. Different classes of insecticides have extensively been used for its control leading to insecticide resistance development. Hence, for an optimal control of this pest, the status and underlying mechanisms of insecticide resistance should be studied in this group o...

Cockroach allergen reduction by cockroach control alone in low-income urban homes: a randomized control trial.

BACKGROUND We previously reported significant reductions in cockroach allergen concentrations in urban homes by reducing cockroach infestations. OBJECTIVE To determine the effectiveness of pest control performed by professional entomologists, compared with commercial companies, in reducing cockroach allergen. METHODS This 3-arm randomized controlled trial enrolled 60 cockroach-infested home...

Chlordane Rates High in Insect Control Tests

Virtual ly 32 years ago in the summer of 1B16 a small number of green ajid brown beetles were collected al Riverton, N . J. They were sent to the United States National Museum in Washington where taxonomic experts identified them as the Japanese beetle. I t was believed the insect made its accidental introduction into this country a year or two earl ier as grubs in soil around the roots of exot...