- BradyrhizobiumPositive and negative results3 papers: 2 positive, 1 negative or no effect
- RhizobiumResults agree5 papers: 5 positive, 0 negative or no effect
- zinc atomResults agree4 papers: 4 positive, 0 negative or no effect
- zinc sulfateResults agree3 papers: 3 positive, 0 negative or no effect
- salicylic acidResults agree2 papers: 2 positive, 0 negative or no effect
- thioureaResults agree2 papers: 2 positive, 0 negative or no effect
- applicationPositive and negative results6 papers: 5 positive, 1 negative or no effect
- inoculationPositive and negative results5 papers: 4 positive, 1 negative or no effect
- densityPositive and negative results3 papers: 2 positive, 1 negative or no effect
- droughtPositive and negative results3 papers: 2 positive, 1 negative or no effect
- fertilizationResults agree16 papers: 16 positive, 0 negative or no effect
- nitrogenResults agree5 papers: 5 positive, 0 negative or no effect
- herbicideResults agree4 papers: 4 positive, 0 negative or no effect
- phosphorusResults agree4 papers: 4 positive, 0 negative or no effect
- irrigationResults agree3 papers: 3 positive, 0 negative or no effect
- lightResults agree2 papers: 2 positive, 0 negative or no effect
- nanoparticleResults agree2 papers: 2 positive, 0 negative or no effect
- 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.