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Nearly 1/2 of the world's soils are zinc deficient http://t.co/leyI0Fuv As a result, ~ 1/3 of humans are Zn deficient http://t.co/6fXKsLbY
Nearly 1/2 of the world's soils are zinc deficient http://t.co/leyI0Fuv As a result, ~ 1/3 of humans are Zn deficient http://t.co/6fXKsLbY
Nearly 1/2 of the world's soils are zinc deficient http://t.co/leyI0Fuv As a result, ~ 1/3 of humans are Zn deficient http://t.co/6fXKsLbY