- chitosanResults agree4 papers: 4 positive, 0 negative or no effect
- poly(ethylene)Results agree3 papers: 3 positive, 0 negative or no effect
- salicylic acidResults agree3 papers: 3 positive, 0 negative or no effect
- cobalt atomResults agree2 papers: 2 positive, 0 negative or no effect
- glycine betaineResults agree2 papers: 2 positive, 0 negative or no effect
- paclobutrazolResults agree2 papers: 2 positive, 0 negative or no effect
- selenium atomResults agree2 papers: 2 positive, 0 negative or no effect
- zinc sulfateResults agree2 papers: 2 positive, 0 negative or no effect
- fertilizationPositive and negative results21 papers: 16 positive, 5 negative or no effect
- inoculationPositive and negative results10 papers: 7 positive, 3 negative or no effect
- irrigationPositive and negative results8 papers: 4 positive, 4 negative or no effect
- otherPositive and negative results7 papers: 6 positive, 1 negative or no effect
- nitrogenPositive and negative results5 papers: 1 positive, 4 negative or no effect
- storagePositive and negative results5 papers: 3 positive, 2 negative or no effect
- mycorrhizaPositive and negative results4 papers: 2 positive, 2 negative or no effect
- densityPositive and negative results3 papers: 1 positive, 2 negative or no effect
- growing mediumPositive and negative results3 papers: 1 positive, 2 negative or no effect
- organicPositive and negative results3 papers: 2 positive, 1 negative or no effect
- classPositive and negative results2 papers: 1 positive, 1 negative or no effect
- heatPositive and negative results2 papers: 1 positive, 1 negative or no effect
- salinityPositive and negative results2 papers: 1 positive, 1 negative or no effect
- sowing timePositive and negative results2 papers: 1 positive, 1 negative or no effect
- trap barrierPositive and negative results2 papers: 1 positive, 1 negative or no effect
- applicationResults agree7 papers: 7 positive, 0 negative or no effect
- mulchingResults agree7 papers: 7 positive, 0 negative or no effect
- lightResults agree4 papers: 4 positive, 0 negative or no effect
- nanoparticleResults agree3 papers: 3 positive, 0 negative or no effect
- botanicalResults agree2 papers: 2 positive, 0 negative or no effect
- cultivation systemResults agree2 papers: 2 positive, 0 negative or no effect
- droughtResults agree2 papers: 2 positive, 0 negative or no effect
- protected cultivationResults 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.