- OxyfluorfenPositive and negative results9 papers: 8 positive, 1 negative or no effect
- trifluralinPositive and negative results6 papers: 4 positive, 2 negative or no effect
- pendimethalinPositive and negative results3 papers: 2 positive, 1 negative or no effect
- Zea mays subsp. maysPositive and negative results2 papers: 1 positive, 1 negative or no effect
- clomazonePositive and negative results2 papers: 1 positive, 1 negative or no effect
- Brassica oleracea var. capitataResults agree3 papers: 3 positive, 0 negative or no effect
- poly(ethylene)Results agree3 papers: 3 positive, 0 negative or no effect
- Brassica oleracea var. italicaResults agree2 papers: 2 positive, 0 negative or no effect
- Crotalaria junceaResults agree2 papers: 2 positive, 0 negative or no effect
- FluchloralinResults agree2 papers: 2 positive, 0 negative or no effect
- SorghumResults agree2 papers: 2 positive, 0 negative or no effect
- clopyralidResults agree2 papers: 2 positive, 0 negative or no effect
- napropamideResults agree2 papers: 2 positive, 0 negative or no effect
- propachlorResults agree2 papers: 2 positive, 0 negative or no effect
- propanilResults agree2 papers: 2 positive, 0 negative or no effect
- sulfentrazoneResults agree2 papers: 2 positive, 0 negative or no effect
- mulchingPositive and negative results18 papers: 15 positive, 3 negative or no effect
- cover cropPositive and negative results5 papers: 4 positive, 1 negative or no effect
- tillagePositive and negative results4 papers: 1 positive, 3 negative or no effect
- rotationPositive and negative results2 papers: 1 positive, 1 negative or no effect
- herbicideResults agree14 papers: 14 positive, 0 negative or no effect
- organicResults agree5 papers: 5 positive, 0 negative or no effect
- transplantingResults agree5 papers: 5 positive, 0 negative or no effect
- fertilizationResults agree3 papers: 3 positive, 0 negative or no effect
- solarizationResults 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.