- (+)-abscisic acidPositive and negative results7 papers: 4 positive, 3 negative or no effect
- (-)-methyl jasmonatePositive and negative results5 papers: 4 positive, 1 negative or no effect
- aluminium atomPositive and negative results5 papers: 3 positive, 2 negative or no effect
- Colletotrichum camelliaePositive and negative results2 papers: 1 positive, 1 negative or no effect
- poly(ethylene glycol)Positive and negative results2 papers: 1 positive, 1 negative or no effect
- sodium chloridePositive and negative results2 papers: 1 positive, 1 negative or no effect
- salicylic acidResults agree4 papers: 4 positive, 0 negative or no effect
- brassinolideResults agree2 papers: 2 positive, 0 negative or no effect
- chitosanResults agree2 papers: 2 positive, 0 negative or no effect
- lightPositive and negative results9 papers: 8 positive, 1 negative or no effect
- loss of functionPositive and negative results9 papers: 5 positive, 4 negative or no effect
- infectionPositive and negative results7 papers: 5 positive, 2 negative or no effect
- inoculationPositive and negative results5 papers: 4 positive, 1 negative or no effect
- nitrogenPositive and negative results3 papers: 2 positive, 1 negative or no effect
- coldResults agree10 papers: 10 positive, 0 negative or no effect
- droughtResults agree6 papers: 6 positive, 0 negative or no effect
- mycorrhizaResults agree5 papers: 5 positive, 0 negative or no effect
- nanoparticleResults agree3 papers: 3 positive, 0 negative or no effect
- shadeResults agree3 papers: 3 positive, 0 negative or no effect
- intercroppingResults 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.