Global Crop-Specific Fertilization Dataset from 1961-2019.

Sci Data · 2025 · PMC11718267 · PMID 39789040

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an increasing trendno p-value reported

In contrast, the percentage of N used for grasslands has shown an increasing trend, from almost 0% in 1986 18 to 12% in recent years 16 , 35 .

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