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Hardy barley reclaims poisoned fields

发布时间:2019-03-06 11:08:06来源:未知点击:

By Andy Coghlan ARABLE farmers may soon be able to reclaim huge tracts of barren farmland tainted by poisonous forms of aluminium. Government researchers in the US have pinpointed the gene responsible for giving a unique strain of barley its ability to tolerate high levels of toxic aluminium without loss of yield. They hope that breeders may be able to cross or transfer the trait into different barley strains or other crops. Aluminium toxicity doesn’t harm people directly, but the problem does blight half the world’s arable land, including a belt of 35 million hectares in the US,