أرسل هذا في رسالة قصيرة: Flow injection with in-line reduction column and conductometric detection for determination of total inorganic nitrogen in soil

  _____     ______   __   _    __   __    ______  
 / ____||  /_   _// | || | ||  \ \\/ //  /_   _// 
/ //---`'   -| ||-  | '--' ||   \ ` //     | ||   
\ \\___     _| ||_  | .--. ||    | ||     _| ||   
 \_____||  /_____// |_|| |_||    |_||    /__//    
  `----`   `-----`  `-`  `-`     `-`'    `--`