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THE VARIED ROLES OF SNAILS - National Universities Commission

THE VARIED ROLES OF SNAILS - National Universities Commission

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Snails are also pests of crops wherever they exist in the<br />

wild. Further information can be obtained in the publication<br />

slugs and snails in world agriculture edited by Henderson<br />

(1989). The snails ravage crops, vegetables and flower in<br />

gardens and farm lands especially during the rainy seasons.<br />

Its activities had to the restriction and quarantine of the<br />

snails especially the giant African land snails into many<br />

developed countries most especially in U.S. This has led to<br />

the US Department of Agriculture issuing warnings and<br />

placing embargo on importation of live snails. The snails<br />

are voracious plant feeders and can be very destructive to<br />

landscape and homes. They are known to eat at least 500<br />

different types of plants including pea nuts, beans, peas,<br />

cucumbers and melons.<br />

SNAIL FARMING<br />

Snail farming is the keeping of snails in a confined<br />

environment under human control and management.<br />

Attempts at snail domestication have been documented<br />

from Roman times (Elmslie,1982). In Africa, the feasibility<br />

of farming snails has been demonstrated by a number of<br />

researchers (eg.Ajayi,1971; Plummer,1975; Ajayi et<br />

al.,1978; Hodasi, 1979; Okafor, 2000). The types of snails<br />

slated for cultivation are Achatina, Archachatina, Helix,<br />

Limicolaria, etc. Snail farming: is an activity that involves<br />

production, management, harvest and sales of snails as well<br />

as a means of supplementing household income and protein<br />

supply. Snails are marketed fresh or smoke-dried, but their<br />

supply is seasonal. Three discernible attitudes are known<br />

concerning snail consumption i.e. in one group snails are<br />

avidly consumed in large numbers; in another group,<br />

97

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