VOA慢速英语2012.05.08 英语, factors, studying, countries, 蜂巢

Rebecca949

He also notes that researchers are studying other factors that could affect bee populations. These include parasites, diseases and stress caused by transporting beehives to farms.他还提到，研究人员正在研究其他可能会影响蜜蜂数量的原因，诸如寄生虫、疾病，以及把蜂巢运到农场所产生的压力。
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momosense

gqinchunh123

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AnnStone

Some European coutries have banned the pasiticides. And there are growing calls to ban them in the United States as well.

dentist

Some European countries have baned the pesticide ,and they are going call to ban them in the United States as well.

pxlcqy

some european countries have baned pesticide,and there are growing calls to ban them in the united states as well.

jy1991

That means farmers do not need to spray a whole field. Instead there is a little bit of insecticide inside each plant -- including the pollen and nectar that the bees want.这意味着，农民不必在整块田地里喷洒农药了。而每棵植株里只有少量杀虫剂，蜜蜂需要的花粉和花蜜里也有。
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There is not enough pesticide to kill them. But the new research in the journal Science says it may harm them anyway.植物内的那些杀虫剂还不足以杀死蜜蜂。但《科学期刊》上的新研究表明，这可能会或多或少地危害到蜂群。