2. 外语
  3. Malnutrition and the resulting impaired growth and development in children of weaning age in developing countries results not on

Malnutrition and the resulting impaired growth and development in children of weaning age in developing countries results not on

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问题    Malnutrition and the resulting impaired growth and development in children of weaning age in developing countries results not only from 【B1】______   but also from infections caused by contaminated food. Studies have addressed the problem of inadequate intake by using sprouted grains in food preparation. Contamination has been tackled with  【B2】______  . Both of these methods are, or were, used traditionally and are practical and inexpensive.
   Fermented foods have higher 【B3】______   and also have anti-microbial qualities. This means that contamination is decreased and that their 【B4】______  is increased. Fermentation occurs when  【B5】______   is left to stand, occasionally with simple additives. There is, however, a trend away from this 【B6】______   to commercial products.

【B4】______
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