UGmax - Soil Fertilizer was subjected to extensive tests and experiments in following institutions:
- Chair of Agricultural Chemistry - Poznań University
- Chair of Environmental Chemistry - Bydgoszcz University of Technology
- Chair of Phytopathology - Technical and Agricultural Academy in Bydgoszcz
- Chair of Soil Science and Soil Protection - Bydgoszcz University of Technology
- Institute of Cultivation, Fertilization and Soil Science in Puławy
- Institute of Plant Protection in Poznań
- Institute of Plant Protection in Toruń
- Institute of Plant Growing and Acclimatization in Radzikowo
*Bonin Branch
*Jadwisin Branch
- The Polisch Testing and Certification Centre, Piła Branch
- The Variety Evaluation Station in Radostowo
- The State Plant Development Centre, Lubań farm.

UGmax - Soil Fertilizer received positive opinions from the following institutions:
- Institute of Vegetable Growing in Skierniewice
- Institute of Fruit and Flower Growing in Skierniewice
- Institute of Land Melioration and Grassland in Falenty
- Institute of Environment Protection in Warsaw
- Institute of Rural Medicine in Lublin
- The State Veterinarian Institute in Puławy.

Wyniki badań i doświadczeń umieścimy w późniejszym terminie.