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金沙网站登录:Super-pests are fighting back against killer crops

发布时间:2017-08-05 05:01:21来源:未知点击:

By Andy Coghlan (Image: Jeremy Piper/Oculi/Agence VU/Camera Press) (Image: Peggy Greb/USDA/SPL) Editorial “Careless farming could cost us benefits of GM crops“ Farmers are walking a tightrope between reaping the benefits of genetically modified crops and getting it wrong and losing all their advantages. This is the message from an analysis of the first 400 million hectares of “Bt crops”, which have been tweaked to be toxic to the pests that feed on them. Along with weedkiller-resistant crops,