Author H. Czubak

 
ORIGINAL PAPER
 

Balance of nitrogen in selected farms of Rozdrażew community

Journal of Research and Applications in Agricultural Engineering 2013;58(3):50-54
 
ORIGINAL PAPER
 

Balance of phosphorus and potassium in selected farms of Rozdrażew community

Journal of Research and Applications in Agricultural Engineering 2013;58(3):55-58
 
eISSN:2719-423X
ISSN:1642-686X
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