Soil: chemistry · Vitis

1. salicylic acidPositive and negative results2 papers: 1 positive, 1 negative or no effect
2. calcium oxideResults agree2 papers: 2 positive, 0 negative or no effect
3. fertilizationPositive and negative results14 papers: 13 positive, 1 negative or no effect
4. otherPositive and negative results5 papers: 4 positive, 1 negative or no effect
5. limePositive and negative results4 papers: 3 positive, 1 negative or no effect
6. droughtPositive and negative results3 papers: 1 positive, 2 negative or no effect
7. intercroppingPositive and negative results3 papers: 2 positive, 1 negative or no effect
8. lightPositive and negative results2 papers: 1 positive, 1 negative or no effect
9. mulchingResults agree3 papers: 3 positive, 0 negative or no effect
10. pollutionResults agree3 papers: 0 positive, 3 negative or no effect
11. irrigationResults agree2 papers: 0 positive, 2 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.