Table 2: The role of in-situ rain water harvesting structures on agricultural crop yield improvement.
No |
In-situ rain water harvesting structures |
Crop type |
GY (kgha-1) |
DMB (kgha-1) |
Ph(cm) |
CL (cm |
100swt (gm) |
Study area |
References |
1. 1.1111 |
Targa |
Maize |
7150a
|
8230a |
208a |
39.36a |
- |
Abela Sippa kebele Wolaita zone, Ethiopia |
[64] |
Tie-ridge |
6190a |
780ab |
202a |
35.26b |
- |
||||
Zai |
4500b |
5760c |
201a |
37.30ab |
- |
||||
Control |
4900b |
6150bc |
196a |
35.50b |
- |
||||
2. 2 |
Trus |
Maize |
5784.0bc |
7386.7b |
178.650c |
23.63b |
33.03a |
Mirab Abaya Woreda, Southern, Ethiopia |
[63] |
Targa |
8843.0a |
9922.1a |
208.283a |
29.40a |
35.38a |
||||
Tie-ridge |
6250.9b |
6958.8b |
200.45ab |
24.53b |
35.01a |
||||
Control |
4525.6c |
6361.6b |
184.667bc |
24.53b |
34.89a |
||||
3. |
Tied Ridge |
Maize |
5203a |
- |
- |
- |
- |
Fedis District, Eastern Hararghe, Ethiopia
|
[65] |
Contour Ridge |
4779a |
- |
- |
- |
- |
||||
Furrow Ridge |
4404ab |
- |
- |
- |
- |
||||
flatbed planting/ Control |
3635b |
- |
- |
- |
- |
||||
|
Tied Ridge |
Maize (Zea mays L.) |
9,941 |
|
|
|
|
Dugda District, East Shewa zone of Oromia Region, Ethiopia |
[78] |
Furrow closed at both ends |
8674 |
|
|
|
|