أرسل هذا في رسالة قصيرة: Assessment of the soil CO2 gradient method for soil CO2 efflux measurements: Comparison of six models in the calculation of the relative gas diffusion coefficient

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