Physiology: photosynthesis · Triticum turgidum (rivet wheat)

1. copper atomResults agree2 papers: 0 positive, 2 negative or no effect
2. selenium atomResults agree2 papers: 2 positive, 0 negative or no effect
3. co2Results differ6 papers: 1 positive, 5 negative or no effect · 1 pair of papers confirmed to differ
4. droughtPositive and negative results16 papers: 5 positive, 11 negative or no effect
5. nitrogenPositive and negative results4 papers: 1 positive, 3 negative or no effect
6. salinityResults agree5 papers: 0 positive, 5 negative or no effect
7. heatResults agree4 papers: 0 positive, 4 negative or no effect
8. inoculationResults agree3 papers: 3 positive, 0 negative or no effect
9. fertilizationResults agree2 papers: 2 positive, 0 negative or no effect
10. irrigationResults agree2 papers: 0 positive, 2 negative or no effect
11. otherResults agree2 papers: 2 positive, 0 negative or no effect
12. ozoneResults agree2 papers: 2 positive, 0 negative or no effect
13. seed treatmentResults 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.