Keyword National Park

 
ORIGINAL RESEARCH
 

Bacteriological Monitoring of Lake Water in Wigry National Park in the Summer

S. Niewolak
Pol. J. Environ. Stud. 1999;8(4):231-249
 
ORIGINAL RESEARCH
 

Evaluation of Pollution and the Sanitary - Bacteriological State of Lake Wigry, Poland

S. Niewolak
Pol. J. Environ. Stud. 1999;8(2):89-100
 
eISSN:2083-5906
ISSN:1230-1485
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