Most of California has not attained state standards for particulate matter with aerodynamic diameter ac l0 mum (PM10), particles associated with adverse health effects. Soils can contribute as much as 60% of summer and fall PM10 in California's Central Valley, where agricultural operations are sources of soil PM.This PMio has been attributed to fugitive dust from unpaved roads, construction sites and agricultural areas (Chow et al., ... disking, and certain harvest operations were identified as producing the highest concentrations of respirable dust (RD, ... cut point) in a study of 29 agricultural operations in the southern Sacramento Valley (Clausnitzer and Singer, 1996, 1997). ... Manual harvest of fruits also remains among the dustiest operations in agriculture, and personal exposure can be dueanbsp;...
|Title||:||Dust Generation from Soils and Characterization of Mineral Dust from the Central Valley of California|
|Author||:||Rebecca Domingo Neumann|
|Publisher||:||ProQuest - 2008|