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Estimates of genetic parameters and eigenvector indices for milk production of Holstein cows
(2013-09-19)
The objectives of the present study were to estimate genetic parameters of monthly test-day milk yield (TDMY) of the first lactation of Brazilian Holstein cows using random regression (RR), and to compare the genetic gains ...
Toxicity Persistence of Chlorpyrifos in Runoff from Experimental Soybean Plots to the Non-target Amphipod Hyalella curvispina: Effect of Crop Management
(Springer, 2015-07-04)
Toxicity persistence to the non-target amphipod Hyalella curvispina in runoff events following chlorpyrifos applications to soy experimental plots was compared in conventional and no-till management. Two application scenarios ...
Relationship between abnormal earnings persistence, industry structure, and market share in Brazilian public firms
(Associação Nacional de Pós-Graduação e Pesquisa em Administração, 2011)
In this study, Ohlson's Linear Information Dynamic (LID) is analyzed and the effect of other information on the abnormal earnings series is evaluated. The hypothesis that industry structure and market share have significant ...
Histopathological effects of chlorpyrifos on the gills, hepatopancreas and gonads of the freshwater crab Zilchiopsis collastinensis. Persistent effects after exposure
(Academic Press Inc Elsevier Science, 2017-06)
Sublethal effects of the pesticide chlorpyrifos were evaluated in the crab Zilchiopsis collastinensis (Decapoda, Trichodactylidae). Crabs were exposed to high concentrations of chlorpyrifos at the beginning of the experiment ...
Multidimensional Measure of Job Quality: Persistence and Heterogeneity in a Developing Country
(Universidad de Chile, Facultad de Economía y Negocios, 2012)
We adapt the multidimensional poverty methodology to study job quality dynamics using a unique
household survey panel for Chile. We use information on wages, type of contract, training and employment
duration to build ...
Persistence and effectiveness of pyrethroids in plastic strips against Varroa jacobsoni (Acari : Varroidae) and mite resistance in a mediterranean area
(Amer Entomol Soc, 2001-08-01)
An apiary trial was conducted in 1997 in Sardinia, Italy, to verify the effectiveness of fluvalinate in polyvinyl chloride strips and flumethrin in polyethylene strips against Varroa jacobsoni Oudemans. Two indices to ...
Persistence and effectiveness of pyrethroids in plastic strips against Varroa jacobsoni (Acari: Varroidae) and mite resistance in a Mediterranean area
(2001-01-01)
An apiary trial was conducted in 1997 in Sardinia, Italy, to verify the effectiveness of fluvalinate in polyvinyl chloride strips and flumethrin in polyethylene strips against Varroa jacobsoni Oudemans. Two indices to ...