Nutrient: content · Secale cereale (rye)

1. aluminium atomPositive and negative results2 papers: 1 positive, 1 negative or no effect
2. sodium nitroprussideResults agree2 papers: 2 positive, 0 negative or no effect
3. fertilizationPositive and negative results13 papers: 11 positive, 2 negative or no effect
4. nitrogenPositive and negative results3 papers: 2 positive, 1 negative or no effect
5. co2Positive and negative results2 papers: 1 positive, 1 negative or no effect
6. tillagePositive and negative results2 papers: 1 positive, 1 negative or no effect
7. cover cropResults agree3 papers: 3 positive, 0 negative or no effect
8. otherResults agree2 papers: 0 positive, 2 negative or no effect
9. phosphorusResults agree2 papers: 2 positive, 0 negative or no effect
10. processingResults 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.