Describir: Typologie des exploitations agricoles, contribution a l ´etude regionale des problemes techniques /

            ______    _____     _____    _    _     ______    ______  
  ____     /_   _//  /  ___||  |  ___|| | || | ||  /_   _//  /_   _// 
 |    \\    -| ||-  | // __    | ||__   | || | ||   -| ||-     | ||   
 | [] ||    _| ||_  | \\_\ ||  | ||__   | \\_/ ||   _| ||_    _| ||   
 |  __//   /_____//  \____//   |_____||  \____//   /_____//  /__//    
 |_|`-`    `-----`    `---`    `-----`    `---`    `-----`   `--`     
 `-`                                                                  
  _____   
 |  ___|| 
 | ||__   
 | ||__   
 |_____|| 
 `-----`