منابع مشابه
Newer insecticides for plant virus disease management.
Effective management of insect and mite vectors of plant pathogens is of crucial importance to minimize vector-borne diseases in crops. Pesticides play an important role in managing vector populations by reducing the number of individuals that can acquire and transmit a virus, thereby potentially lowering disease incidence. Certain insecticides exhibit properties other than lethal toxicity that...
متن کاملNIEHS investigates Arctic health issues.
Pollution Issues, both issued in 1997, which detailed the unique environmental and health problems facing the Arctic's ecology and populations [see EHP 106:A64-A69 (1998)]. This past May, health and environmental officials, research scientists, medical providers, leaders of indigenous communities, and concerned Arctic citizens met in Anchorage, Alaska, to explore these issues at the Internation...
متن کاملUsing Target Costing to Investigates Competitive Price
This paper has presented research in progress concerning the contribution of target costing approach to achievement competitive price in the Iraqi firm. The title of the paper is one of the subjects that get large concerns in the finance and business world in the present time. That is because many competitive firms have appeared in the regional and global markets and the rapid changes that cove...
متن کاملInsecticides
volume is divided into two parts. Part one contains specifications for technical DDT, BHC, met oxyc or^ chlordane, dieldrin, BHC containing 90% or rnore isomer, Pyrethrem extract (cerosol grade), water dispersible powder concentrates containing DDT and BHC and emulsion concentrates containing DDT, BHC and Dieldrin, all being intended for use against vectors of diseases of man. Part two contains...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Nature
سال: 1978
ISSN: 0028-0836,1476-4687
DOI: 10.1038/276548a0