转为草料饲养是一个安全的避难方法，是家庭规模农场维持生存的一种方式。
Going grass-fed is a safe refuge, a way for family-scale farms to stay viable.
枝野幸男说，有些在福岛县以外的肉牛也是以同样高铯含量的草料饲养。
Edano says that some beef cattle outside Fukushima prefecture were also fed rice straw with high levels of radioactive cesium.
他们指出，这些饲养用的草料中放射性铯的含量，超过国家规定放射性铯的安全限量五百倍以上。
They say the feed consumed by the animals measured up to 500 times the national safety limit for radioactive cesium.
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