目前，英国消费的水果和蔬菜中只有23%是本土种植的，所以即使采取最极端的措施，我们也只能满足30%的新鲜农产品需求。
Just 23 percent of the fruit and vegetables consumed in the UK are currently home-grown, so even with the most extreme measures we could meet only 30 percent of our fresh produce needs.
外来生物的引进或入侵会给本土种造成遗传污染。
The introduction and invasion of alien organisms may cause the genetic pollution of native spices.
这一运动倡导的是对健康、营养的本土种植、本地烹调的食物的回归。
The movement championed a return to healthy, nutritious home-grown, home-cooked food.
两种树林种类的密度有显著増加，其中一种是本土种，另一种是外来种。
Two forest specialists showed significant increase in densities, one is native and the other is exotic species.
但是玫瑰在其他地方，包括非洲，欧洲和美国这些地方，都有本土种植的。
But roses are also native to other areas including northwest Africa, Europe and the United States.
在一些例子中，非本土种类的牡蛎会在本土数量下降后引入，它们随身带来的疾病会进一步杀死光本土牡蛎。
In some case, non-native species of oysters are introduced after a population decline, and they bring with them diseases that further kill off the native oysters.
在一些例子中，非本土种类的牡蛎会在本土数量下降后引入，它们随身带来的疾病会进一步杀死光本土牡蛎。
In some case, non-native species of oysters are introduced after a population decline, and they bring with them diseases that further kill off the native oysters.
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