有关世界某些地区商业引种转基因 (GM )作物的争论 ,已经提出GM作物有可能对环境产生潜在影响的问题。例如 :GM作物会影响非目标昆虫吗 ?会通过异型杂交或远交产生无法防治的杂草吗 ?会对野生生物产生有害的影响吗 ?另一方面 ,也提出这样的问题 :GM作物可在多大程度上 ,通过减 Concerns over the commercial introduction of GM crops in some parts of the world have raised the issue of the potential environmental impact of GM crops. For example, are GM crops affected by non-target insects? Will weeds produce uncontrollable weeds through heterosis or outbreds? Does it have a detrimental effect on wildlife? On the other hand, it raises the question of whether GM crops can be found in To what extent, by subtraction