Effect of Long-term Different Fertilizer Applications on Organic Matter and Nitrogen of Black Farmlan

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Effect of Long-term Different Fertilizer Applications on Organic Matter and Nitrogen of Black Farmlan

更新时间：2024-11-07

- Effect of Long-term Different Fertilizer Applications on Organic Matter and Nitrogen of Black Farmlan
- Issue 6, Pages: 190-192(2005)
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- Published：2005
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Effect of Long-term Different Fertilizer Applications on Organic Matter and Nitrogen of Black Farmlan[J]. 2005, (6): 190-192.
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Effect of Long-term Different Fertilizer Applications on Organic Matter and Nitrogen of Black Farmlan[J]. 2005, (6): 190-192. DOI：

摘要

以黑龙江省海伦黑土地区的农田长期（1985～2003年）定位试验土样为材料，对不同施肥处理土壤有机质含量、土壤全氮进行了系统研究。结果表明，长期无肥处理土壤有机质含量、全氮含量最低；长期施用氮肥、氮磷肥、有机肥处理土壤有机质含量、全氮含量居中；有机肥与化肥配合施用比无肥处理可显著提高有机质水平，增加土壤全氮含量。各处理C／N比值在9．91～13．10之间变动。

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Effect of Long-term Different Fertilizer Applications on Organic Matter and Nitrogen of Black Farmland

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