Nutrient: efficiency · Solanum lycopersicum (tomato)

1. fertilizationPositive and negative results23 papers: 18 positive, 5 negative or no effect
2. nitrogenPositive and negative results15 papers: 10 positive, 5 negative or no effect
3. irrigationPositive and negative results11 papers: 9 positive, 2 negative or no effect
4. biocharPositive and negative results3 papers: 2 positive, 1 negative or no effect
5. botanicalPositive and negative results3 papers: 2 positive, 1 negative or no effect
6. applicationResults agree5 papers: 5 positive, 0 negative or no effect
7. otherResults agree5 papers: 5 positive, 0 negative or no effect
8. phosphorusResults agree3 papers: 3 positive, 0 negative or no effect
9. co2Results agree2 papers: 2 positive, 0 negative or no effect
10. graftingResults agree2 papers: 2 positive, 0 negative or no effect
11. mulchingResults agree2 papers: 2 positive, 0 negative or no effect
12. mycorrhizaResults agree2 papers: 2 positive, 0 negative or no effect
13. nanoparticleResults 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.