- cadmium atomResults agree4 papers: 0 positive, 4 negative or no effect
- sodium nitroprussideResults agree3 papers: 3 positive, 0 negative or no effect
- Trifolium repensResults agree2 papers: 0 positive, 2 negative or no effect
- copper atomResults agree2 papers: 0 positive, 2 negative or no effect
- silicon atomResults agree2 papers: 2 positive, 0 negative or no effect
- sodium hydrogencarbonateResults agree2 papers: 0 positive, 2 negative or no effect
- fertilizationPositive and negative results13 papers: 8 positive, 5 negative or no effect
- nitrogenPositive and negative results7 papers: 5 positive, 2 negative or no effect
- grazingPositive and negative results4 papers: 2 positive, 2 negative or no effect
- inoculationPositive and negative results4 papers: 3 positive, 1 negative or no effect
- phosphorusPositive and negative results4 papers: 2 positive, 2 negative or no effect
- in vitroPositive and negative results2 papers: 1 positive, 1 negative or no effect
- lightPositive and negative results2 papers: 1 positive, 1 negative or no effect
- organicPositive and negative results2 papers: 1 positive, 1 negative or no effect
- otherPositive and negative results2 papers: 1 positive, 1 negative or no effect
- phPositive and negative results2 papers: 1 positive, 1 negative or no effect
- pruningResults agree4 papers: 0 positive, 4 negative or no effect
- limeResults agree3 papers: 3 positive, 0 negative or no effect
- mycorrhizaResults agree3 papers: 3 positive, 0 negative or no effect
- applicationResults agree2 papers: 2 positive, 0 negative or no effect
- biocharResults agree2 papers: 2 positive, 0 negative or no effect
- heavy metalResults agree2 papers: 0 positive, 2 negative or no effect
- herbicideResults agree2 papers: 0 positive, 2 negative or no effect
- nanoparticleResults agree2 papers: 2 positive, 0 negative or no effect
- transplantingResults agree2 papers: 2 positive, 0 negative or no effect
Claims are grouped by organism, treatment and what was measured or targeted. Claims that compare genotypes are left out; a claim about lacking a nutrient counts the other way round in that nutrient’s question. “Results differ” marks a question where two model reviewers, reading both claims, accepted at least one pair of papers whose results differ.