Nitrogen output and transportation observation was conducted in surface runoff plots of different purple soil farmlands.

  • 研究表明:紫色土早坡地非点源氮输出以无机氮和颗粒态为主,全氮输出量不高.

  • 互联网摘选 2025-01-18 14:44:45

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句