搜索结果: 1-15 共查到“农学总论 dust”相关记录15条 . 查询时间(0.156 秒)
Effect of grain dust on the friction factor in sliding kinematic pairs of plastic-steel
grain dust sliding factor kinematic pairs
2008/11/21
The studies on the polymer-metal friction nodes operating in the presence of corn dust have been presented. The results of studies prove the feasibility of plastic application in designing machines fo...
STUDIES OF THE LEVEL OF FARMERS’ EXPOSURE TO DUST ON PRIVATE FARMS – BASED ON FRACTION ANALYSES
agricultural dust farmers’ exposure to dust level of farmers’ exposure to dust
2010/12/23
Studies of the level of exposure to dust among farmers on private farms covered the measurements of dustiness while they performed work activities from the aspect of farmer’s exposure to individual fr...
EXPOSURE TO AIRBORNE MICROORGANISMS, DUST AND ENDOTOXIN DURING PROCESSING OF PEPPERMINT AND CHAMOMILE HERBS ON FARMS
herb farmers peppermint chamomile processing
2010/12/23
The aim of this study was to determine the levels of microorganisms, dust and endotoxin in the air during processing of peppermint (Mentha piperita) and chamomile (Matricaria recutita) by herb farmers...
EXPOSURE TO AIRBORNE MICROORGANISMS, DUST AND ENDOTOXIN DURING PROCESSING OF VALERIAN ROOTS ON FARMS
herb farmers valerian roots processing occupational exposure
2010/12/24
The aim of this study was to determine the levels of microorganisms, dust and endotoxin in the air during various stages of valerian (Valeriana officinalis) roots processing by herb farmers and to exa...
EXPOSURE TO AIRBORNE MICROORGANISMS, DUST AND ENDOTOXIN DURING FLAX SCUTCHING ON FARMS
flax farmers scutching occupational exposure
2010/12/24
Microbiological air sampling was performed on 5 flax farms located in eastern Poland. Air samples for determination of the concentrations of microorganisms, dust and endotoxin were collected in barns ...
THE EFFECTS OF EXPOSURE TO ORGANIC DUST ON THE RESPIRATORY SYSTEM OF POTATO PROCESSING WORKERS
potato processing health effects lung function work-related symptoms
2010/12/24
A cross-sectional study was carried out to evaluate lung function and the prevalence of work-related symptoms in workers of a potato processing plant located in Lublin region (eastern Poland). The stu...
QUALITATIVE AND QUANTITATIVE ANALYSIS OF AGRICULTURAL DUST IN WORKING ENVIRONMENT
agricultural dust airborne dust total dust respirable dust settled dust
2010/12/24
The presented quantitative and qualitative analysis of dust in agricultural working environment is a continuation of the process of recognizing the exposure to dust among private farmers.
EFFECTS OF EXPOSURE TO FLAX DUST IN POLISH FARMERS: WORK-RELATED SYMPTOMS AND IMMUNOLOGIC RESPONSE TO MICROBIAL ANTIGENS ASSOCIATED WITH DUST
farmers flax harvesting scutching organic dust
2010/12/27
Medical examinations were performed in a group of 51 Polish farmers heavily exposed to flax dust during harvesting and scutching (threshing) and in a group of 50 healthy urban dwellers not exposed to ...
EXPOSURE OF FEMALE FARMERS TO DUST ON FAMILY FARMS
agricultural dust female farmer occupational exposure
2010/12/27
Studies of dust on farms conducted to date, both in Poland and abroad,
concern only health risk due to dust while performing selected occupations. The present
study is a subsequent attempt to determ...
ALLERGIC ALVEOLITIS DUE TO HERB DUST EXPOSURE
allergic alveolitis organic dust exposure health effects herbs
2010/12/27
We report an episode of allergic alveolitis in a female farmer due to massive exposure to organic dust contaminated with microorganisms during threshing of herbs (thyme). The patient’s medical history...
SEASONAL DYNAMICS OF HOUSE DUST MITE POPULATONS IN BED/MATTRESS DUST FROM TWO DWELLINGS IN SOSNOWIEC (UPPER SILESIA, POLAND): AN ATTEMPT TO ASSESS EXPOSURE
Acari acarofauna mites house dust mites house dust mite allergy
2010/12/27
For the first time in Poland, seasonal dynamics and age structures of pyroglyphid dust mite populations were investigated in three beds from two dwellings in Sosnowiec (Upper Silesia).
REDUCTION OF DUST EXPOSURE BY NEGATIVE AIR IONISATION
dust reduction negative air ionisation poultry house agriculture
2010/12/27
The effect of negative air ionisation was studied in three Norwegian poultry confinement buildings with compact cages for laying hens on different farms. Total dust was measured by gravimetry of filte...
CYTOTOXIC EFFECT OF ORGANIC DUST EXTRACTS FROM DIFFERENT WORKING ENVIRONMENTS: AN IN VITRO ASSAY
organic dust cytotoxic effect in vitro A 549 VERO cell lines
2010/12/27
The evidence supporting organic dust as a cause of occupationally-related lung disease has substantially increased in the post two decades. The aim of this project was to test an assay which could be ...
MODELLING COMPOSTING PLANT DUST EXPOSURE IN A NEIGHBOURING POPULATION
compost dust exposure modelling exposure risk
2010/12/27
A model has been developed for the assessment of the exposure to airborne dust emitted by composting plant in a neighbouring population. The validity of the model was confirmed by air sampling data.
INFLAMMATORY POTENTIAL OF ORGANIC DUST COMPONENTS AND CHEMICALS MEASURED BY IL-8 SECRETION FROM HUMAN EPITHELIAL CELL LINE A549 IN VITRO
lung inflammation epithelium IL-8 organic dust endotoxin glucans
2010/12/27
Due to the complex composition of organic dust it is difficult to point at one or a few components causing pulmonary health problems in different occupational environments.