- zinc atomResults differ19 papers: 15 positive, 4 negative or no effect · 2 pairs of papers confirmed to differ
- sulfur atomResults differ14 papers: 8 positive, 6 negative or no effect · 17 pairs of papers confirmed to differ
- zinc sulfateResults differ8 papers: 7 positive, 1 negative or no effect · 1 pair of papers confirmed to differ
- FusariumPositive and negative results5 papers: 1 positive, 4 negative or no effect
- iron atomPositive and negative results5 papers: 4 positive, 1 negative or no effect
- selenium atomPositive and negative results5 papers: 3 positive, 2 negative or no effect
- copper atomPositive and negative results4 papers: 2 positive, 2 negative or no effect
- silicon atomPositive and negative results4 papers: 3 positive, 1 negative or no effect
- boron atomPositive and negative results3 papers: 2 positive, 1 negative or no effect
- glyphosatePositive and negative results2 papers: 1 positive, 1 negative or no effect
- salicylic acidResults agree5 papers: 5 positive, 0 negative or no effect
- magnesium atomResults agree4 papers: 4 positive, 0 negative or no effect
- (1S)-isoindoline-1-carboxylic acidResults agree2 papers: 2 positive, 0 negative or no effect
- CyanobacteriotaResults agree2 papers: 2 positive, 0 negative or no effect
- Glycine maxResults agree2 papers: 2 positive, 0 negative or no effect
- Vicia fabaResults agree2 papers: 2 positive, 0 negative or no effect
- Zea mays subsp. maysResults agree2 papers: 2 positive, 0 negative or no effect
- micronutrientResults agree2 papers: 2 positive, 0 negative or no effect
- tribenuron methylResults agree2 papers: 0 positive, 2 negative or no effect
- nitrogenResults differ94 papers: 74 positive, 20 negative or no effect · 2 pairs of papers confirmed to differ
- herbicideResults differ9 papers: 5 positive, 4 negative or no effect · 1 pair of papers confirmed to differ
- fertilizationPositive and negative results173 papers: 146 positive, 27 negative or no effect
- applicationPositive and negative results31 papers: 27 positive, 4 negative or no effect
- inoculationPositive and negative results23 papers: 21 positive, 2 negative or no effect
- phosphorusPositive and negative results23 papers: 15 positive, 8 negative or no effect
- tillagePositive and negative results18 papers: 14 positive, 4 negative or no effect
- densityPositive and negative results16 papers: 8 positive, 8 negative or no effect
- rotationPositive and negative results16 papers: 10 positive, 6 negative or no effect
- droughtPositive and negative results14 papers: 4 positive, 10 negative or no effect
- fungicidePositive and negative results14 papers: 7 positive, 7 negative or no effect
- otherPositive and negative results14 papers: 11 positive, 3 negative or no effect
- potassiumPositive and negative results14 papers: 10 positive, 4 negative or no effect
- irrigationPositive and negative results12 papers: 7 positive, 5 negative or no effect
- sowing timePositive and negative results12 papers: 10 positive, 2 negative or no effect
- processingPositive and negative results9 papers: 7 positive, 2 negative or no effect
- infectionPositive and negative results7 papers: 1 positive, 6 negative or no effect
- intercroppingPositive and negative results7 papers: 6 positive, 1 negative or no effect
- stagePositive and negative results7 papers: 5 positive, 2 negative or no effect
- storagePositive and negative results7 papers: 5 positive, 2 negative or no effect
- botanicalPositive and negative results6 papers: 3 positive, 3 negative or no effect
- salinityPositive and negative results6 papers: 2 positive, 4 negative or no effect
- co2Positive and negative results5 papers: 1 positive, 4 negative or no effect
- nanoparticlePositive and negative results5 papers: 3 positive, 2 negative or no effect
- biocharPositive and negative results4 papers: 2 positive, 2 negative or no effect
- heatPositive and negative results4 papers: 2 positive, 2 negative or no effect
- insecticidePositive and negative results4 papers: 2 positive, 2 negative or no effect
- radiationPositive and negative results4 papers: 1 positive, 3 negative or no effect
- soil waterPositive and negative results4 papers: 2 positive, 2 negative or no effect
- cultivation systemPositive and negative results3 papers: 2 positive, 1 negative or no effect
- in vitroPositive and negative results3 papers: 2 positive, 1 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.