- (2-chloroethyl)phosphonic acidPositive and negative results7 papers: 6 positive, 1 negative or no effect
- DaminozidePositive and negative results6 papers: 5 positive, 1 negative or no effect
- Gibberellic acidPositive and negative results4 papers: 2 positive, 2 negative or no effect
- 1-methylcyclopropenePositive and negative results2 papers: 1 positive, 1 negative or no effect
- N-benzyladeninePositive and negative results2 papers: 1 positive, 1 negative or no effect
- pruningPositive and negative results13 papers: 11 positive, 2 negative or no effect
- applicationPositive and negative results10 papers: 7 positive, 3 negative or no effect
- fertilizationPositive and negative results4 papers: 3 positive, 1 negative or no effect
- classPositive and negative results3 papers: 2 positive, 1 negative or no effect
- irrigationPositive and negative results3 papers: 1 positive, 2 negative or no effect
- lightPositive and negative results2 papers: 1 positive, 1 negative or no effect
- shadePositive and negative results2 papers: 1 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.