• It is shaped like the tower silo, but inverted into the ground and resembles a well. This can be made only in places where the water table is low enough (in semi- arid or in arid regions) that the silo will not fill with water.

Diameter of Silo (Metre)

Height of Silo (Metre)

Tonnes of Silage

12

3.05

7.93

39.4

20

3.66

8.23

56.4

30

4.27

9.14

84.6

50

5.49

10.68

141.0

100

6.10

11.89

282.0