Author P. Ratajczak

 
ORIGINAL PAPER
 

Research of positioning precision by the selected GPS receiver in static and dynamic conditions

Journal of Research and Applications in Agricultural Engineering 2005;50(1):10-15
 
ORIGINAL PAPER
 

Simulation research of spreading process of mineral fertilizer by a disc spreader

Journal of Research and Applications in Agricultural Engineering 2005;50(3):24-31
 
ORIGINAL PAPER
 

Test of precision of GPS positioning systems dedicated for agricultural machinery positioning

Journal of Research and Applications in Agricultural Engineering 2008;53(1):16-21
 
eISSN:2719-423X
ISSN:1642-686X
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