There are currently 10 types of Irrigation systems in use around the world, each with its own advantages and suitable applications based on the crop type, field conditions, and resource availability by yours truly.

1. Surface Irrigation
- Flood Irrigation: Water is distributed over the soil surface by gravity. Used in fields with sufficient slope.
- Furrow Irrigation: Water is applied in furrows between crop rows, allowing water to infiltrate into the soil.

2. Drip Irrigation
- Water is delivered directly to the root zone of plants through a network of tubing and emitters. This method is highly efficient and reduces waste.

3.Sprinkler Irrigation
- Water is sprayed over crops through a system of pipes and pumps, resembling natural rainfall. Sprinkler systems can be fixed or portable and can cover large areas.

4. Subsurface Irrigation
- Water is applied below the soil surface through a network of buried pipes or tubes, allowing direct water access to plant roots while minimizing evaporation.

5. Centre Pivot Irrigation
- A form of sprinkler irrigation where the system pivot rotates around a central point, irrigating circular sections of land as it moves.

6. Lateral Move Irrigation
- Similar to centre pivot systems, but the entire system moves laterally across fields rather than pivoting around a point, facilitating irrigation of rectangular plots.

7.Manual Irrigation
- Involves hand watering or using buckets and hoses. Common in small-scale or home gardens where mechanized systems may not be feasible.

8. Rainfed Irrigation
- Not an irrigation system per se, but many farmers rely on natural rainfall to irrigate crops, sometimes supplemented by small-scale techniques to improve water retention.

9. Wetland Irrigation
- Involves maintaining field conditions that allow for controlled flooding, used primarily in rice cultivation and certain other crops.

10. Smart Irrigation Systems
- Incorporating technology like soil moisture sensors, weather data, and automated controls to improve irrigation efficiency and water conservation.

The choice of irrigation method will depend on factors such as crop types, available resources, climate, and field characteristics. Efficient irrigation practices not only help in maximizing yields but also contribute to sustainable agriculture and important water conservation efforts.