industial crop production Flashcards

1
Q

what are industrialized crops

A

are crops produced mainly for raw materials of agro industries

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2
Q

classification of industrial crops

A

oil cros, fiber crops, sugar crops

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3
Q

oil crops

A

sesame
nug

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4
Q

fiber crops

A

cotton
sisal

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5
Q

sugar crops

A

sugar cane
sugar beet

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6
Q

sesame

A

originated in Africa
used for food production, margarine,paints and cosmetic products
very sensetive to excess water and extreme shortage of water
planting by broadcast or row
delay in harvesting might cause loss of seed by shattering
avg yield of 7.4 quintals

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7
Q

nug

A

originated in ethiopia
used as food paint soap animal feed
affected by parasitic weed like dodder and arobache loss of seed by shattering
avg yield of 8 quintals

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8
Q

cotton

A

cotton produce lint
lint is the raw material in textile industries
it requires warm climate
there are more than 50 garment and 14 textile industries in Ethiopia

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9
Q

sisal

A

originated in central America
used for production of ropes sacks ,carpets , paper, fencing and firewood
propagated by cutting( vegetative propagation)
harvesting after 2 or 3 years

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10
Q

what is decortication

A

a process of separating the fiber from the leaf

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11
Q

steps of fiber processing

A

harvesting—>decortication—–> wash and dry—>brush —>grading —->packing for market

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12
Q

sugar production and management

A

are raw materials for sugar production
the extracted juice is used for human use
the dark liquid of the juice is called mollases and it is used for ethanol prodction
the fiberous reside lrft is called bagasses and it is used for paper,plastic, fire wood and animal feeding
takes 14-18 months
the second harvest is called ratoom
there are 8 sugar producing factories in Ethiopia

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