Tropical grasslands · 2009 · 21 citations · 3 references
We developed a dish-based, semi-quantitative FFQ comprising 107 items for Korean elementary school children aged 6 to 11. Further studies are needed to evaluate the reproducibility and validity of this FFQ for elementary school children.
3
Soil organic carbon / soil organic matter
Jeff Baldock, JO Skjemstad · 1999 · 130 citations
Organic Geochemistry, Biogeochemistry, Environmental Chemistry +4