1. Institute of Environmental Engineering Warsaw University of Life Sciences Warsaw Poland
2. Department of Agrochemistry, Soil Science, Microbiology and Plant Nutrition, Faculty of AgriSciences Mendel University in Brno Brno Czech Republic
3. Institute of Civil Engineering Warsaw University of Life Sciences Warsaw Poland
4. Faculty of Geoengineering University of Warmia and Mazury in Olsztyn Olsztyn Poland
5. The Main School of Fire Service Warsaw Poland
6. Institute of Chemistry and Technology of Environmental Protection, Faculty of Chemistry Brno University of Technology Brno Czech Republic
7. Faculty of Engineering Artvin Coruh University Artvin Turkey
8. Agrovyzkum Rapotin, Ltd. Rapotin Czech Republic
9. Agricultural Research, Ltd. Troubsko Czech Republic