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季节增温方式对小兴安岭红松针阔混交林演替的潜在影响

  

  • 收稿日期:1900-01-01 修回日期:1900-01-01 出版日期:2007-09-21 发布日期:2007-09-21

  • Received:1900-01-01 Revised:1900-01-01 Online:2007-09-21 Published:2007-09-21

关键词: 苏南地区, 稻田, 肥力演变, 养分平衡, 合理施肥量

Key words: Southern area of Jiangsu Province, Paddy field, Fertility evolution, Nutrient balance, Reasonable fertilizer application amount