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Store type:

Metal silos

  9.MetalSilo

Store category:

Sealable

Means of quality preservation:

May be made hermetic by sealing to generate a modified atmosphere that kills pests. Options include using a lighted candle to deplete oxygen or seal and fumigate with phosphine

Construction and manufacture:

Constructed from metal sheet, manufactured by local artisans

Extent of adoption:

Strong adoption in Central America, to date modest in Africa

 

Typical ranges: Min   Max Units
 Storage period*: 3 - 24 months
 Store capacity: 90 - 3000 kg
 Store life span: 15 - 20 years
 Initial outlay on storage capacity:    
   Cost for 200kg: 110     US$
   Cost for 1 tonne: 197 - 550 US$
 Cost per tonne per
 year of store life:
11 - 31 US$

 

* Storage periods for well dried cereals and pulses (≤ 14% moisture content)