Factors | Straw mulching | no straw mulching | |||||
Zn | Cu | Mo | Zn | Cu | Mo | ||
| Runoff loss (mg/ha) | ||||||
Rainfall intensity | 0.799** | 0.400 | 0.497* | 0.632** | 0.686** | 0.528* | |
Runoff depth | 0.895** | 0.690** | 0.769** | 0.848** | 0.681** | 0.703** | |
Sediment loss (mg/ha) | |||||||
Rainfall intensity | 0.782** | 0.734** | 0.807** | 0.830** | 0.844** | 0.832** | |
Runoff depth | 0.682** | 0.670** | 0.705** | 0.508* | 0.536* | 0.496* | |
Sediment yield | 0.950** | 0.996** | 0.897** | 0.952** | 0.989** | 0.956** |