花外蜜腺

AGRICULTURE REPORT - Sweet Deal: How Plants Invite Helpful I

AGRICULTURE REPORT - Sweet Deal: How Plants Invite Helpful Insects to Dine on Harmful Ones By Bob Bowen Broadcast: Tuesday, November 08, 2005 I'm Shep O'Neal with the VOA Special English Agriculture R

发表于:2018-12-07 / 阅读(29) / 评论(0)

农业与发展

SSS 2008-07-29

Podcast is sponsored from the people of American Chemistry, who provide the plastics, medicines, and innovations that make life modern. Learn more at Americanchemistry.com. This is Scientific Americans 60-Second Science, Im Cynthia Graber. This will

发表于:2018-12-24 / 阅读(22) / 评论(0)

Scientific American(七)月

趣味青春英语电台第57期:Make your toes curl

Idiom: Make your toes curl ( be digusted ) Hit the book: Insect Pitcher plant Digestive juices Flytrap Nectar Clap

发表于:2018-12-27 / 阅读(61) / 评论(0)

趣味青春英语

VOA慢速英语 2007 0918a

This is the VOA Special English Agriculture Report. American beekeeping operations have been hit hard by what scientists call colony collapse disorder. Almost half of their worker bees have disappeared during the past season. C.C.D. has also been re

发表于:2019-01-11 / 阅读(37) / 评论(0)

VOA慢速英语2007年（九）月

无希望的工作 Work without Hope

Work without Hopeby Samuel Taylor ColeridgeAll Nature seems at work. Slugs leave their lairThe bees are stirringbirds are on the wingAnd winter slumbering in the open air,Wears on his smiling face a dream of Spring! And I the while, the sole unbusy t

发表于:2019-02-06 / 阅读(62) / 评论(0)

实用英语

经济学人286:昆虫学有失蜂度

Science and technology 科学技术 Entomology 昆虫学 Bad beehaviour 有失蜂度 The strange case of the bandit bumblebees 熊蜂：不可思议的土匪 TO MOST people, bumblebees are charming, slightly absurd creatures that blunder through gard

发表于:2019-02-18 / 阅读(36) / 评论(0)

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abil

acetaldehyde dehydrogenase