农业企业化

IN THE NEWS - INS Re-Organization

IN THE NEWS – March 23, 2002: INS Re-Organization By Caty Weaver This is Steve Ember with the VOA Special English program, IN THE NEWS. President Bush is considering ways to re-organize the agency t

发表于:2019-01-04 / 阅读(79) / 评论(0)

教育与新闻

VOA慢速英语2012 Agriculture Report - Feed the Soil, Feed the Crops

Agriculture Report - Feed the Soil, Feed the Crops This is the VOA Special English Agriculture Report. Studies show farmland in Africa is often lacking in important nutrients. But researchers say a combination of farming methods may help. Since the w

发表于:2019-01-12 / 阅读(67) / 评论(0)

2012年VOA慢速英语(九)月

VOA标准英语2012--World Food Prize Laureate Heads Global Food Security Center

World Food Prize Laureate Heads Global Food Security Center Gebisa Ejetas air conditioned office at Purdue University is a world away from the one-room thatched hut with mud floors where he grew up in Ethiopia. There wasnt any school in the community

发表于:2019-01-13 / 阅读(47) / 评论(0)

VOA标准英语2012年(七月)

AGRICULTURE REPORT - Irrigation and Salt

AGRICULTURE REPORT -May 21, 2002: Irrigation and Salt By George Grow This is the VOA Special English AGRICULTURE REPORT. Irrigation is the watering of land by other than natural methods. Irrigation pr

发表于:2019-01-18 / 阅读(64) / 评论(0)

农业与发展

AGRICULTURE REPORT - Question from Vietnam: How Can Food Com

AGRICULTURE REPORT - Question from Vietnam: How Can Food Companies Control Pests Safely? By Mario Ritter Broadcast: Tuesday, April 12, 2005 I'm Gwen Outen with the VOA Special English Agriculture Repo

发表于:2019-01-30 / 阅读(50) / 评论(0)

农业与发展

World Food Prize Laureate Heads Global Food Security Center

WEST LAFAYETTE, Indiana Purdue University scientist Gebisa Ejeta is known in agriculture for enhancing sorghum crops in Africa. The 2009 World Food Prize Laureate is on a quest to help the world better understand the causes of global food insecurity

发表于:2019-02-13 / 阅读(65) / 评论(0)

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benzyloxycarbonylchloride