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典型红壤不同形态氮素迁移对长期施肥制度的响应
申凤敏1,姜桂英1(),张玉军1,2,刘芳1,刘世亮1(),柳开楼3
Response of Different Forms of Nitrogen Migration in Typical Red Soil to Long-Term Different Fertilization Systems
SHEN FengMin1,JIANG GuiYing1(),ZHANG YuJun1,2,LIU Fang1,LIU ShiLiang1(),LIU KaiLou3

图3. 不同处理不同土层硝态氮含量

Fig. 3. Soil nitrate nitrogen content in different soil layers under different treatments