Check basin irrigation irrigating basins 1 direct method 28. 17modes of application 1 18.
One or more trees are generally placed in the basin and the surface is flooded as in check method by ditch water as shown in fig.
Check basin method of irrigation images. Repairing of ridges and careful supervision during irrigation is needed. The basin flooding method is check flooding adapted to orchards. Affordable and search from millions of royalty free images photos and vectors.
There are two methods to supply irrigation water to basins. 62145667 irrigation system and watering by sprinkler vector icon set design. Varied quantities of water are allowed on the fields at different times.
Figure 15 shows that basin a is irrigated first then basin b is irrigated and so on. Uneven distribution of water within the plot. The direct method and the cascade method.
If a field is level in all directions is encompassed by a dyke to prevent runoff and provides an undirected flow of water onto the field it is herein called a basin. Basins are constructed around one or more trees depending on the topography and the flow is turned into the basin to stand until it infiltrates. 5 furrow irrigation method.
Check basin irrigation basin construction 2 marking a contour line 26. Check basin irrigation basin construction 3 making the bunds by wooden frame smoothing the land 27. The entire area is not flooded in the case of ring basin and hence the irrigation efficiency increases.
In check flooding the check is filled with water at a fairly high rate and allowed to stand unit the water infiltrates. In this method generally for each tree a separate basin is made which is usually circular in shape as shown in fig. This method is most applicable to crops like paddy which require standing water in the field.
In this method water flows and spreads over the surface of the land. The method impedes surface drainage precise land grading and shaping are required. Basin irrigation is the most common form of surface irrigation particularly in regions with layouts of small fields.
In general the basin method is suitable for crops that are unaffected by standing water for long periods say 12 24 h. Fig 34 2 layout of ring basin irrigation system. Check basin irrigation basin construction 1 setting out of the markers 25.
The size of the basin may be increased as the plant matures. Download irrigation stock photos. This method is a special type of check flooding and is adopted specially for orchard trees.
A typical view of basin irrigation is shown in fig. Add to likebox 40804920. Lay out requirement in land preparation and irrigation is much bigger in check basin irrigation as compared to other methods.
Bunds can be constructed on flat and terrace lands. Read this article to learn about the important methods of irrigation i e 1 surface irrigation 2 overhead or sprinkler irrigation 3 drip or trickle irrigation. Irrigation water is led directly from the field channel into the basin through siphons spiles or bundbreaks see also annex 1.