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SAP 2.74/WP.128
Agrarian transition in Viet Nam
Food balance sheet for Viet Nam, 1995
A food balance sheet shows the steps involved in converting total food production to utilizable food and calories. Adjustments are made for stock changes and net imports and for output used for seed and feed and output wasted (SFW). For most foods the raw field product has to be rendered into its processed form -- paddy to rice, sugar cane to sugar, maize on the cob to maize grains -- and extraction rates have to be used for this purpose based on local conditions; the same applies for coefficients for SFW.
Table A.III.1 shows as an example the essential steps involved in converting paddy to rice, then to rice available for domestic utilization, and finally calories per day.
Table A.III.1. Food balance sheet for paddy and calories from other foods, 1995
(million tons and calories per capita per day)
| Underlying assumptions | |||
| Paddy
Rice |
24.693
16.651 |
m MT | Extraction rate 67 per cent |
| Minus: | |||
| Stock change
Export |
0.582
2.000 |
||
| Equals: | |||
| Domestic utilization | 14.067 | ||
| Minus: | |||
| Seed
Feed Waste |
0.500
0.167 1.136 |
3.65 per cent
1.2 per cent 8.1 per cent | |
| Equals: | |||
| Available for food
Per capita Calories per capita per day |
12.051
162.9 1 652 |
m MT
kg |
Population 73.96 million
Calories per kg 3 700 |
| From other foods: | |||
| (Cals capita/day) | |||
| Wheat
Sorghum Starchy roots Sugar Pulses Oil crops and vegetable oil Vegetables Fruit Meat, offal, animal fats Eggs Seafood |
49
95 122 89 23 74 30 69 186 11 24 |
||
| Total | 2 463 | ||
| Source: FAO, Food balance sheet for Viet Nam. | |||
The same steps would be used in converting other food items and these ensuing calorie figures are shown after the paddy calculations. In this way we have a succinct picture of the food consumption profile of Viet Nam in the mid-1990s. The data are from the FAO. One minor change had to be made to calculate the per capita figures on a national estimate of the population of 73.96 million, instead of the 73.79 million used by the FAO. The national figure reduces the FAO's calculations by just 1 per cent. Some notable features of the food profile of Viet Nam may be highlighted:
The above indicators reinforce the picture of general poverty in Viet Nam: food supply is at bare sufficiency level and diets are concentrated on cheap sources of calories. The great variation in regional food production implies particular deprivation for the more remote regions.