| Value | Category | Cases | |
|---|---|---|---|
| Drip irrigation | 20 | 
                                                                 
                                    
                                    3.3%
                                 
                                                             | 
                                                        
                    |
| Flood irrigation (especially for rice) | 124 | 
                                                                 
                                    
                                    20.5%
                                 
                                                             | 
                                                        
                    |
| Pivot irrigation | 19 | 
                                                                 
                                    
                                    3.1%
                                 
                                                             | 
                                                        
                    |
| Sprinkler irrigation | 15 | 
                                                                 
                                    
                                    2.5%
                                 
                                                             | 
                                                        
                    |
| Surface irrigation | 150 | 
                                                                 
                                    
                                    24.8%
                                 
                                                             | 
                                                        
                    |
| Traditional techniques | 276 | 
                                                                 
                                    
                                    45.6%
                                 
                                                             | 
                                                        
                    |
| s4q16 | 1 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             |