abstract- noise is considered as one of the most debilitating conditions in farming operations. in this study, a number of factors affecting the noise generated by sampo 3065 combine harvesters were evaluated. factors were engine speed and gear ratio for combines with and without original cabins. a factorial experiment arranged as a completely randomized design with four replicates was used. re...

accurate groundwater level modeling and forecasting contribute to civil projects, land use, citys planning and water resources management. combined wavelet-artificial neural network (wann) model has been widely used in recent years to forecast hydrological and hydrogeological phenomena. this study investigates the sensitivity of the pre-processing to the wavelet type and decomposition level in ...

background: in some primary health care settings, even where the health services are not available, provisions are not made to ensure continuity of care. this study aimed to determine the availability and level of continuity of care for maternal health services in the primary health centers (phcs) in nnewi, nigeria. methods: this was a cross‑sectional survey. using multistage sampling technique...

background: the purpose of this research was to determine the traffic noise level and changes in the kerman city, southeast iran in recent years. methods: this cross-sectional study was carried out in 2008 to investigate the existing noise situation in kerman. sound levels (l max , l min , l eq , l 99 , l 90 , l 50 and l 10 ) were determined throughout 13 stations using sound level measurement ...

Since 1960s, organizational commitment and its antecedents studied from a single– level view; but the study by taking multilevel approach received less attention. In this research, a conceptual cross– level model of organizational commitment antecedents proposed and tested. Data obtained from 461 faculty members of Tehran major universities. Hierarchical linear models examined using HLM6.08. Re...