Working Document Series Open Access 2010 RUF-35135

Soil micronutrient supply and grain quality for human nutrition in selected parts of Morogoro, Tanzania

M.L.E. ImakumbiliJ.M.R. SemokaE Semu

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Abstract

97 words

Soils worldwide have become depleted of micronutrients. This has resulted in an increase in micronutrient deficiency diseases for people consuming micronutrient poor foods as a sole source of nutrition. This study was carried out to determine whether low-input farming is producing micronutrient deficient foods in selected areas of Morogoro region of Tanzania. It was found that some of the soils were not deficient in zinc, iron and copper. Maize grain was deficient in human dietary zinc and iron when compared against set targeted levels. Maize grain zinc ranged from (7.11-43.60)μg/g while the iron ranged from (16.55-39.96) μg/g.

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