| Value | Category | Cases | |
|---|---|---|---|
| 1 | Surface irrigation | 179 | 
                                                                 
                                    
                                    26.2%
                                 
                                                             | 
                                                        
                    
| 2 | Flood irrigation (especially for rice) | 131 | 
                                                                 
                                    
                                    19.2%
                                 
                                                             | 
                                                        
                    
| 3 | Drip irrigation | 22 | 
                                                                 
                                    
                                    3.2%
                                 
                                                             | 
                                                        
                    
| 4 | Sprinkler irrigation | 44 | 
                                                                 
                                    
                                    6.4%
                                 
                                                             | 
                                                        
                    
| 5 | Pivot irrigation | 38 | 
                                                                 
                                    
                                    5.6%
                                 
                                                             | 
                                                        
                    
| 6 | Traditional techniques | 269 | 
                                                                 
                                    
                                    39.4%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 16693 |