Insecticide Evaluation II, 1997
نویسندگان
چکیده
منابع مشابه
Calibration Results of COCOMO II . 1997
COCOMO II is an effort to update software cost estimation models, such as the 1981 COnstructive COst MOdel and its 1987 Ada COCOMO update. Both these and other 1980’s cost models have experienced difficulties in estimating software projects of the 90s due to new practices such as non-sequential and rapid-development process models; reuse-driven approaches involving commercial-off-the-shelf (COT...
متن کاملEvaluation of Integer Weighting for the 1997
The census of agriculture is an important source of statistics about the Nation’s agricultural production and provides consistent, comparable data at the county, state, and national levels. Each census record has weights which are used to produce totals for the entire population. The process of rounding weights to integer values has been in place for the last several censuses. When a record’s w...
متن کاملAssessment of insecticide resistance after the outbreak of diamondback moth (Lepidoptera: Plutellidae) in California in 1997.
During an outbreak of the diamondback moth, Plutella xylostella (L.), in California in 1997, nine populations were collected from the major broccoli areas throughout the state. Populations were assayed for their susceptibility to currently used materials (Bacillus thuringiensis subsp. kurstaki, permethrin, and methomyl) and to newer materials that had not yet been commercially used in Californi...
متن کاملA Landscape View of Agricultural Insecticide Use across the Conterminous US from 1997 through 2012
Simplification of agricultural landscapes is expected to have positive effects on many crop pests and negative effects on their natural enemies, potentially leading to increased pest pressure, decreased crop yield, and increased insecticide use. While many intermediate links in this causal chain have empirical support, there is mixed evidence for ultimate relationships between landscape simplif...
متن کاملA survey of height and weight of children and adolescents iI Kerman ,Iran, in 1997
The aim of this study was to determine the height(Ht) and weight(Wr) of Kermanian student aged 6-17 years.for this purpose in a cross- sectional study by a multi- stage sampling method,3419 healthy girls and 3287 healthy boys were studied for Ht and Wt. For a more precise evaluation of results the students were divided into two groups: 6-10 ( first group) and 11-17 years old( second group). In...
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: Arthropod Management Tests
سال: 1998
ISSN: 2155-9856
DOI: 10.1093/amt/23.1.10