- sodium chloridePositive and negative results3 papers: 1 positive, 2 negative or no effect
- salicylic acidResults agree4 papers: 4 positive, 0 negative or no effect
- silicon atomResults agree4 papers: 4 positive, 0 negative or no effect
- atrazineResults agree3 papers: 3 positive, 0 negative or no effect
- (+)-abscisic acidResults agree2 papers: 2 positive, 0 negative or no effect
- Triticum aestivumResults agree2 papers: 2 positive, 0 negative or no effect
- chlormequat chlorideResults agree2 papers: 2 positive, 0 negative or no effect
- silicate(4-)Results agree2 papers: 2 positive, 0 negative or no effect
- zinc atomResults agree2 papers: 2 positive, 0 negative or no effect
- droughtResults differ25 papers: 9 positive, 16 negative or no effect · 2 pairs of papers confirmed to differ
- irrigationPositive and negative results27 papers: 22 positive, 5 negative or no effect
- nitrogenPositive and negative results13 papers: 11 positive, 2 negative or no effect
- salinityPositive and negative results9 papers: 5 positive, 4 negative or no effect
- tillagePositive and negative results9 papers: 6 positive, 3 negative or no effect
- intercroppingPositive and negative results4 papers: 3 positive, 1 negative or no effect
- soil waterPositive and negative results4 papers: 2 positive, 2 negative or no effect
- mulchingResults agree9 papers: 9 positive, 0 negative or no effect
- fertilizationResults agree8 papers: 8 positive, 0 negative or no effect
- seed treatmentResults agree8 papers: 8 positive, 0 negative or no effect
- organicResults agree5 papers: 5 positive, 0 negative or no effect
- potassiumResults agree4 papers: 4 positive, 0 negative or no effect
- co2Results agree3 papers: 3 positive, 0 negative or no effect
- inoculationResults agree3 papers: 3 positive, 0 negative or no effect
- processingResults agree3 papers: 0 positive, 3 negative or no effect
- pruningResults agree3 papers: 3 positive, 0 negative or no effect
- climate siteResults agree2 papers: 2 positive, 0 negative or no effect
- cultivation systemResults agree2 papers: 2 positive, 0 negative or no effect
- limeResults agree2 papers: 2 positive, 0 negative or no effect
- mycorrhizaResults agree2 papers: 2 positive, 0 negative or no effect
- otherResults agree2 papers: 2 positive, 0 negative or no effect
- rainfallResults agree2 papers: 2 positive, 0 negative or no effect
- sowing timeResults agree2 papers: 2 positive, 0 negative or no effect
- transgenicResults 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.