单词：seedling crop
单词：seedling crop 相关文章
The hardest-hit state is Iowa, the leading corn state and last year's top soybean producer. Transcript of radio broadcast: 24 June 2008 This is the VOA Special English Agriculture Report. Farmers in parts of the American Midwest face a difficult rec
VOA慢速英语2008年（六）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
Our poor dog Jigs had slipped and fallen into the pit. 我们可怜的狗吉格斯，脚一滑跌进了一个坑里。 So grandpa ran up with his shovel to rescue the poor dog. 爷爷匆忙抄起一把铁铲，跑过去救那只可怜的狗。 He was
TED演讲科学篇
You see, like all networks, mycorrhizal networks have nodes and links. 你们看，就像所有的网络一样，真菌的网络中也有节点和链接。 We made this map by examining the short sequences of DNA of every tree and every fungal indivi
TED演讲科学篇
In many countries it has long been the tradition to hold an annual tree or forest festival. The origin of such celebrations dates back to antiquity and is in the dawn of religious feeling and awe for what trees represented. However, Arbor Day, as it
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LULU GARCIA-NAVARRO, HOST: In Madagascar, rice is often served for breakfast, lunch and dinner. Not only is it a staple of the local diet, it's also one of the primary crops grown across the island. But erratic rains are disrupting rice production on
2017年NPR美国国家公共电台8月