单词：degerminated
单词：degerminated 相关文章
Pennsylvania farmer Tim Stark believes a reasonable amount of stress brings out his best qualities. From NPR News, this is Weekend Edition. I'm Liane Hansen. I believe in mystery. I believe in family. I believe in being who I am. I believe in the po
2007年NPR美国国家公共电台
Like a science fiction time traveler, an arctic plant of the late Pleistocene age, over thirty one thousand years old, is growing again after a long frozen sleep. 犹如科幻小说里的时间旅行者，一种曾存活在更新世晚期的极地植物
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Ice Age Plant Survives To Modern Day Like a science fiction time traveler, an arctic plant of the late Pleistocene age, over thirty one thousand years old, is growing again after a long frozen sleep. History Narrow leafed campion (Silene stenophylla)
英语听力文摘 English Digest
Plants that use animals to disperse their seeds can find themselves in a pickle. Their need to make fruit tasty enough to entice the local fauna, but they also need to make sure that their animal assistants don't digest the very seeds they are meant
Scientific American(六)月
Plants that use animals to disperse their seeds can find themselves in a pickle: They need to make fruit tasty enough to entice the local fauna, but they also need to make sure that their animal asssistants don't digest the very seeds that are meant
Scientific American(六)月
AGRICULTURE REPORT - Scientists Find Compound in Smoke that Helps Seeds Grow By Mario Ritter Broadcast: Tuesday, July 20, 2004 This is Steve Ember with the VOA Special English Agriculture Report. A di
农业与发展
Victor Otazu, a aeroponic specialist with the International Potato Center, tends to some aeroponic potato plants in Nairobi, Kenya Kenyans love to eat maize. It's the country's favorite food. But researchers at the Kenya Agricultural Research Institu
VOA标准英语2010年(六)月
When it comes to fashion, just about anything goes. But some might feel that one Chinese city has gone too far in its quirky new trend. 说到时尚啥事都可能发生。但是有些人可能觉得中国城市正流行起来的新兴时尚有点太过
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When it comes to fashion, just about anything goes. Citizens in Chengdu, the capital of south west China's Sichuan province have been spotted sporting quirky antenna hairpins. 所谓时尚，只有你想不到的，没有做不到的。有人注意到，
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When it comes to fashion, just about anything goes. But some might feel that one Chinese city has gone too far in its quirky new trend. 说到时尚啥事都可能发生。但是有些人可能觉得中国城市正流行起来的新兴时尚有点太过
阅读空间
Israeli scientists have succeeded in getting a 2,000-year-old date seed to sprout and grow into a palm of a native type that had been extinct for hundreds of years. That, they say, makes it the oldest known seed ever germinated. The seed was found in
英语时差8，16
Seed Dormancy 种子休眠是，有生活力的种子由于内在原因，在适宜的环境条件下仍不能萌发的现象。休眠是植物在长期系统发育过程中获得的一种抵抗不良环境的适应性。具有休眠特性的农作物种
英语听力文摘 English Digest