Spatiotemporal Changes of Chemical Fertilizer Application and Its Environmental Risks in China from 2000 to 2019.

Int J Environ Res Public Health · 2021 · PMC8624047 · PMID 34831667

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an increasing trendno p-value reported

Affected by poor soil conditions, unreasonable farming structure and backward fertilization methods, the total amount and intensity of chemical fertilizer application in China have maintained an increasing trend for a long time.

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showed a trendno p-value reported

The evolution of CFAI also showed a trend of increasing first and then decreasing, but the turning year was advanced to 2014, and the average annual growth rate of the two stages changed from 2.26% to −2.15% ( Figure 1 ).

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