Artikelen, rapporten en onderzoek over fulvinezuur
Onderzoeksrapporten
A study on the mineral depletion of the foods available to us as a nation over the period 1940 to 1991
About humic-fulvic substances - Deel 1
About humic-fulvic substances - Deel 2
All abount fulvic acid - science studies and testimonials
Changes in USDA food composition data for 43 garden crops, 1950-1999
Colloid Silver: A closer look
FAO - Soil infographics
Fulvic acid substance critical to health
Humic acid study 1375 - germany
Humic substances componds of unknown structure 2005