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美国中西部大旱 玉米遭灾 Record high temperatures and a lack of rainfall are creating the worst drought conditions for U.S. farmers in a generation. The U.S. Department of Agriculture has declared more than 1,000 counties in 26 states natur
VOA双语新闻 2012年7月
Johnny, looking out there. What do you see? field, some hay. No, its more than that, mate. Come on, now work with me here. What is it? Honestly man, I just see a field. It's a cosmic canvas. It's a blank supernatural sheet for extra terrestrial art.
国家地理2007年
As the International Year of the Potato 2008 winds down, the United Nations is appealing for continued global attention on the role the potato can play in providing food security and eradicating poverty in helping to achieve the Millennium Developme
VOA标准英语2008年(十一月)
Midwest Farmers Battling Worst US Drought in Generation In this year's record setting heat under the hot summer sun, McLean County Illinois farmer Matt Hughes' crops are wilting. Each day without rainclouds brings new disappointment and worry for Hug
VOA标准英语2012年(七月)
Advantages threatened by poor management Steve Baragona | Washington, DC 15 April 2010 No-till agriculture is one of the benefits of GE crops that is threatened by poor management Related Links National Research Council report Genetically engineered
VOA标准英语2010年(四)月
U.S. officials say cooler weather and recent rain showers in the drought-stricken Midwest have largely stabilized crop conditions, but add that the drought is not over. The U.S. Agriculture Department said in a statement Tuesday that rainfall has bee
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