Cumulative trend of nitrogen and phosphorus in protected soil and their impact on soil physical and chemical characteristics[J]. Chinese Journal of Eco-Agriculture, 2008, 16(2): 292-296. DOI: 10.3724/SP.J.1011.2008.00292
Citation: Cumulative trend of nitrogen and phosphorus in protected soil and their impact on soil physical and chemical characteristics[J]. Chinese Journal of Eco-Agriculture, 2008, 16(2): 292-296. DOI: 10.3724/SP.J.1011.2008.00292

Cumulative trend of nitrogen and phosphorus in protected soil and their impact on soil physical and chemical characteristics

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