Physiology: water · Phaseolus vulgaris (common bean)

1. sodium chloridePositive and negative results7 papers: 1 positive, 6 negative or no effect
2. irrigationPositive and negative results30 papers: 23 positive, 7 negative or no effect
3. inoculationPositive and negative results8 papers: 7 positive, 1 negative or no effect
4. mulchingPositive and negative results8 papers: 6 positive, 2 negative or no effect
5. tillagePositive and negative results7 papers: 6 positive, 1 negative or no effect
6. fertilizationPositive and negative results6 papers: 5 positive, 1 negative or no effect
7. nitrogenPositive and negative results6 papers: 1 positive, 5 negative or no effect
8. co2Positive and negative results5 papers: 4 positive, 1 negative or no effect
9. coldPositive and negative results3 papers: 1 positive, 2 negative or no effect
10. botanicalPositive and negative results2 papers: 1 positive, 1 negative or no effect
11. seed treatmentPositive 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.