Cirsium arvense · Triticum aestivum (wheat)

1. 2,4-DPositive and negative results6 papers: 4 positive, 2 negative or no effect
2. nonionic surfactantPositive and negative results3 papers: 2 positive, 1 negative or no effect
3. tribenuron methylPositive and negative results3 papers: 1 positive, 2 negative or no effect
4. dicambaPositive and negative results2 papers: 1 positive, 1 negative or no effect
5. glyphosatePositive and negative results2 papers: 1 positive, 1 negative or no effect
6. chlorsulfuronResults agree5 papers: 5 positive, 0 negative or no effect
7. clopyralidResults agree4 papers: 4 positive, 0 negative or no effect
8. metsulfuron methylResults agree2 papers: 2 positive, 0 negative or no effect
9. herbicideResults agree5 papers: 5 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.