Method of diet survey

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  • Agriculture data food balance sheet:

Trend in food consumption of large population group can be identified. gross estimate of agriculture production food imports and export agriculture method can be made. The data obtained however is only a gross estimate.

2) weighment method:
this is the most accurate method for the obtaining that interact data of individuals. In this case all foods liquid and solid consumed by an individual is carefully wait period to ingestion. also a record of late waste amount of food not eaten by the subject is kept. then fruit simple calculation dietary intake of individual is worked out.

3) food record or diary:
 It provide food consumption data of individual. The subject has to gift return record of all the foods and beverages ingested over a given period of time. portion size are estimated using food models and standard measuring instrument for food items are actually weights.

4) Diet history:

this yield a respect active estimate of food and nutrients intake of an individual over a period of time. The period covered rangers back from 3 month to 1 year at the most. information regarding food practices obtained through interviews or questioners address to the individual themselves or to some other person for intense the mother in the case of the children.

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