FRUIT AND VEGETABLE STORAGE Flashcards
storage in an artificial atmosphere in which the proportion of carbon dioxide and/or oxygen is precisely controlled
controlled atmosphere storage
produce is piled in room-sized bins, which exerts forces that must be resisted by the building walls
bulk storage
produce is placed in boxes or pallet bins which in turn are stacked in storage room
pallet bin storage
low portable platform made of wood or metal or plastic or in combination to facilitate handling, storage, or transport of materials as a unit load using a forklift
pallet
storage structure with continuously wetted walls
drip cooler
coarse cloth made of jute, flax or hemp
burlap
storage provided with good ventilation
air cooled
materials used to prevent migration of moisture into a storage area
vapor barrier
individual divisions in a carton formed by fiberboard dividers, each cell to contain one fruit
cell pack
cartons in which the cover is separate and fits snugly over the bottom part
telescopic cartons
(SPACE REQUIREMENT) Average bulk density of Pumpkins and squash
600 kg/m3
(SPACE REQUIREMENT) Average bulk density of potato.
670 kg/m3
(SPACE REQUIREMENT) Average bulk density of onions.
650 kg/m3
(SPACE REQUIREMENT) Maximum pile depth of potato
4.2 - 6 m
(SPACE REQUIREMENT) Maximum pile depth of pumpkins and squash
0.6 - 1 m
(SPACE REQUIREMENT) Maximum pile depth of onions
3 - 3.6 m
(CEILINGS) Ceilings shall be at least ________ from the finished floor line for manual handling and ________ for mechanical handling.
2.4 m , 6 m
(WALL) All wall tops and ledges shall slope at _______.
45 degree
(WALL) It should be coved to the floor-wall and at wall-to-wall junctions with a radius of __________.
50 mm - 60 mm
(DOOR) Door shall be fitted with screens, air flaps or provided with air curtain. The width shall be at least ________.
2.5 m
(ACCESS) Access door shall be provided for checking the commodity without opening the main door. It shall be constructed with a glass (reinforced) panel at eye level. The width shall be ________.
600 mm - 750 mm
(FLOOR) Intersection with the wall shall be coved with _______ radius.
50 mm - 60 mm
(FLOOR) The floor slope should be ________ towards the drain.
2% - 4%
(VENTILATION) Recommended ventilation for Cabbage
20-30 (L/s)/ton
(VENTILATION) Recommended ventilation for Carrots
20-30 (L/s)/ton
(VENTILATION) Recommended ventilation for Potatoes
6-10 (L/s)/ton
(VENTILATION) Recommended ventilation for Pumpkins and squash
15-20 (L/s)/ton
(VENTILATION) Recommended ventilation for Onions
10-12 (L/s)/ton
Minimum R-Value of ceiling
5 (R-30)
Minimum R-Value of wall
3.5 (R-20)
Minimum R-Value of floor
1.76 (R- 10)
An _____ air plenum should be provided between the floor and stack.
80 mm
(PILING SYSTEM) Stack should be about ________ away from outer walls and __________ away from the wall that is exposed to the sun.
80 mm , 100 mm - 120 mm
(PILING SYSTEM) Space between the ceiling and the stack shall be __________.
300 mm
(PILING SYSTEM) Within a stack, a minimum of ________ vertical air path shall be provided between each box.
10 mm
(PILING SYSTEM) Space between stack and sides and floor shall be ____________.
150 mm – 200 mm
(PILING SYSTEM) Stacking height shall be up to _______ for the cell pack and ________ high for telescopic tray pack cartons.
12 units , 8 units
(LIGHTING) Recommended lighting intensity for fruit and vegetable storage (Outside the building)
100 lux
(LIGHTING) Recommended lighting intensity for fruit and vegetable storage (General)
200 lux
(LIGHTING) Recommended lighting intensity for fruit and vegetable storage (Working table)
500 lux
(LIGHTING) Recommended lighting intensity for fruit and vegetable storage (Refrigerated storage room)
50 lux
