Tobacco and tobacco production

TOBACCO: Nicotina tabaccum.


This is one of the widely grown non food

commercial crop in the world. It belongs to the

family Saponaceae. It originated in Tropical

America. Tobacco is an agricultural product

processed from the leaves of plants in the

genus Nicotiana

There are more than 70 species of tobacco in

the plant genus Nicotiana. The word nicotiana

(as well as nicotine) is in honor of Jean Nicot,

French ambassador to Portugal, who in 1559

sent it as a medicine to the court of Catherine de Medici.Tobacco is cultivated similarly to other

agricultural products. Seeds are sown in cold

frames or hotbeds to prevent attacks frominsects, and then transplanted into the fields.

Tobacco is an annual crop. which is usually

harvested mechanically or by hand. After

narvest, tobacco is stored for curing, which

allows for the slow oxidation and degradation

Carotenoids. This allows for the agricultural

Product to take on properties that are usually

tributed to the “smoothness” of the smoke.

tnbacso is packed into its

various forms of consumption, which include

smoking, chewing, snuffing, and so on.

Despite the obvious harmful effect of smoking.

tobacco has been widely cultivated as heavy

taxation makes the commodity a major source

of government revenue. Tobacco has the

property of stimulating the nerves due to its nicotine content.




Zimbabwe is the only tropical African country


to produce good tobacco for export. Malawi

also grows tobacco for export while Nigeria,

gAngola. Kenya, Tanzania and Mozambique all


grow tobacco that is used locally to produce


Curing of tobacco

Curing and subsequent aging allow for the

in tobacco leaf. This process results in the

production of certain compoundsin the


contributes to the “smoothness” of the smoke.


slow oxidation and degradation of carotenoids


tobacco leaves that gives a sweet hay, tea,aromatic flavor that

oil, or fruity

Methods of curing tobacco


Air cured: In this method, tobacco is

hung in well-ventilated barns and allowed

to dry over a period of four to etght weeks.

Air-cured tobacco is low in sugar, which

gves the tobacco smoke a light, mild flavour, and high in nicotine.

flavor, and high in nicotine. Cigar and

burley tobaccos are air cured.


Fire cured tobacco is hung in large

barns where fires of hardwoods are kept on

continuous or tntermittent tow smoulder

and takes between three days and ten

weeks. depending on the proeess and the

tobacco. Fire curing produces a tobacco

low in sugar and high tn nicotine. PIpe

tobacco, chewing tobacco, and snufl are

fire cured.


Flue cured: This is a method of curing

whereby heat is distributed through out

the curing barn by metal pipes or tobacco

sticks, hung from tier-poles. The process

generally takes about a week. This method

produces cigarette tobacco that is high in

sugar and has medium to high levels of


Sun cured: in this method,tobacco are dried uncovered in the sun. This method is used in Turkey, Greece and other Mediterranean countries to produce Oriental tobacco. Sun cured tobacco is low in sugar and nicotine and is used in cigarettes.

Updated: January 19, 2020 — 6:57 pm

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