- (+)-abscisic acidPositive and negative results27 papers: 18 positive, 9 negative or no effect
- sodium chloridePositive and negative results12 papers: 8 positive, 4 negative or no effect
- iron atomPositive and negative results11 papers: 4 positive, 7 negative or no effect
- salicylic acidPositive and negative results11 papers: 9 positive, 2 negative or no effect
- (-)-methyl jasmonatePositive and negative results10 papers: 9 positive, 1 negative or no effect
- Phytophthora sojaePositive and negative results10 papers: 9 positive, 1 negative or no effect
- ethenePositive and negative results7 papers: 5 positive, 2 negative or no effect
- 2,4-DPositive and negative results6 papers: 4 positive, 2 negative or no effect
- (2-chloroethyl)phosphonic acidPositive and negative results4 papers: 2 positive, 2 negative or no effect
- Gibberellic acidPositive and negative results4 papers: 1 positive, 3 negative or no effect
- methioninePositive and negative results4 papers: 3 positive, 1 negative or no effect
- nitric oxidePositive and negative results4 papers: 3 positive, 1 negative or no effect
- copper atomPositive and negative results3 papers: 2 positive, 1 negative or no effect
- (aminooxy)acetic acidPositive and negative results2 papers: 1 positive, 1 negative or no effect
- cadmium dichloridePositive and negative results2 papers: 1 positive, 1 negative or no effect
- manganese atomPositive and negative results2 papers: 1 positive, 1 negative or no effect
- mannitolPositive and negative results2 papers: 1 positive, 1 negative or no effect
- paclobutrazolPositive and negative results2 papers: 1 positive, 1 negative or no effect
- melatoninResults agree16 papers: 16 positive, 0 negative or no effect
- aluminium atomResults agree7 papers: 7 positive, 0 negative or no effect
- hydrogen peroxideResults agree5 papers: 5 positive, 0 negative or no effect
- silicon atomResults agree5 papers: 5 positive, 0 negative or no effect
- Funneliformis mosseaeResults agree4 papers: 4 positive, 0 negative or no effect
- N-benzyladenineResults agree4 papers: 4 positive, 0 negative or no effect
- jasmonic acidResults agree4 papers: 4 positive, 0 negative or no effect
- 3-aminobutanoic acidResults agree3 papers: 3 positive, 0 negative or no effect
- Bradyrhizobium japonicumResults agree3 papers: 3 positive, 0 negative or no effect
- brassinolideResults agree3 papers: 3 positive, 0 negative or no effect
- glutamineResults agree3 papers: 3 positive, 0 negative or no effect
- indole-3-acetic acidResults agree3 papers: 3 positive, 0 negative or no effect
- poly(ethylene glycol)Results agree3 papers: 3 positive, 0 negative or no effect
- Halosulfuron-methylResults agree2 papers: 0 positive, 2 negative or no effect
- cadmium atomResults agree2 papers: 0 positive, 2 negative or no effect
- cycloheximideResults agree2 papers: 0 positive, 2 negative or no effect
- ethyl methanesulfonateResults agree2 papers: 2 positive, 0 negative or no effect
- gamma-aminobutyric acidResults agree2 papers: 2 positive, 0 negative or no effect
- genisteinResults agree2 papers: 2 positive, 0 negative or no effect
- glyphosateResults agree2 papers: 0 positive, 2 negative or no effect
- hydrogen sulfideResults agree2 papers: 2 positive, 0 negative or no effect
- trifluralinResults agree2 papers: 0 positive, 2 negative or no effect
- tungstateResults agree2 papers: 0 positive, 2 negative or no effect
- zinc oxideResults agree2 papers: 2 positive, 0 negative or no effect
- droughtPositive and negative results57 papers: 35 positive, 22 negative or no effect
- salinityPositive and negative results33 papers: 21 positive, 12 negative or no effect
- inoculationPositive and negative results30 papers: 26 positive, 4 negative or no effect
- infectionPositive and negative results23 papers: 19 positive, 4 negative or no effect
- lightPositive and negative results20 papers: 12 positive, 8 negative or no effect
- loss of functionPositive and negative results19 papers: 9 positive, 10 negative or no effect
- classPositive and negative results16 papers: 14 positive, 2 negative or no effect
- nitrogenPositive and negative results14 papers: 8 positive, 6 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.