Buffer zone for PPP: PRAKTIS
Crop/Area Surface water category Minimum distance
Oilseed rape (Brassica napus L. 1st category water  15 m  
Oilseed rape (Brassica napus L. 2nd category water  5 m  
Wheat (Triticum aestivum L. 1st category water  15 m  
Wheat (Triticum aestivum L. 2nd category water  5 m