单词：liquid nitrogen fertilizer
单词：liquid nitrogen fertilizer 相关文章
This is the VOA Special English Agriculture Report. Fertilizer use differs from country to country, and from too little to too much. Nitrogen and phosphorus can produce big crops. But they can also pollute water and air. A recent policy discussion i
VOA慢速英语2009年（七）月
Agriculture Report - UN Says Food Production Must Rise; How 'Fertilizer Trees' Could Help 农业报道 - 联合国称到2050年粮食产量必须增加7成 This is the VOA Special English Agriculture Report. 这里是美国之音慢速英语农业报道
2011年VOA慢速英语(十一)月
Lightning Helps Fertilize The Soil Our bodies need protein, and proteins contain nitrogen. The air we breathe has plenty of nitrogen to satisfy our needs. Butthat nitrogen is not available to us directly from the air. The only way we can get nitrogen
英语听力文摘 English Digest
AGRICULTURE REPORT - Bird Flu: Composting the Remains of Farm BirdsBy Mario Ritter Broadcast: Tuesday, February 28, 2006 I'm Steve Ember with the VOA Special English Agriculture Report. Farmers usuall
2006年慢速英语（二）月
Broadcast: June 4, 2003 By Paul Thompson VOICE ONE: This is Ray Freeman. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Today, we tell about how astronauts prepa
VOA2003（上）-科技导航
Next Step After Carbon: Knowing Your Nitrogen Footprint This is the VOA Special English Agriculture Report. 这里是美国之音慢速英语农业报道。 A carbon footprint is the amount of carbon dioxide pollution that we produce as a result of o
2011年VOA慢速英语(四)月
AGRICULTURE REPORT - Study Points to Risk in Common Method of Enriching Soil By Jerilyn Watson / Broadcast: Mon, 12 Nov 2007 16:00:00 UTC This is the VOA Special English Agriculture Report. For more than half a century, many farmers worldwide have a
VOA慢速英语2007年（十一）月
Agriculture report - Project in DRC Aims to Increase Fertilizer Use This is the VOA Special English Agriculture report. North Kivu is a war-torn province that used to be called the breadbasket of the Congo. Now, some farmers are being trained to incr
2012年VOA慢速英语(八)月
Fukushima Plant Operator: Nitrogen Pumping Operation Going Well A plan to inject nitrogen into the containment vessel around reactor 1 at the Fukushima Daiichi power plant appears to be working, the plant owner said Thursday. Higher pressure levels h
VOA标准英语2011年(四月)
The ice bucket challenge may seem cool if you live in a place which is usually quite hot, but for those who dwell in a cold climate the idea is probably less impressive. 冰桶挑战看起来相当酷，但前提是你处在热带地区。而对于那些
英语新闻
ROBERT SIEGEL, HOST: A lot of companies have promised to do their part to reduce their releases of greenhouse gases that are trapping heat and giving the planet a fever. Among them are big food companies, including the biggest American grocer, Walmar
2017年NPR美国国家公共电台8月
The geology of the planet 地球的地质情况 Welcome to the Anthropocene 欢迎来到人类纪 Humans have changed the way the world works. Now they have to change the way they think about it, too 人类改变了世界运行方式，现在，人类不
经济学人综合
AGRICULTURE REPORT – March 12, 2002: Carbon Dioxide and Crops By George Grow This is the VOA Special English AGRICULTURE REPORT. Increasing levels of carbon dioxide gas in Earth’s atmosphere have
农业与发展
AGRICULTURE REPORT — November 26, 2002: Corn, Part 1 By Mario Ritter This is the VOA Special English Agriculture Report. Corn is an important crop in many parts of the world. However, some people ar
农业与发展
AGRICULTURE REPORT - Building a Rooftop Vegetable Garden By Bob Bowen Broadcast: Tuesday, September 21, 2004 This is Gwen Outen with the VOA Special English Agriculture Report. Who says people need la
农业与发展
AGRICULTURE REPORT - Food for Crops: How to Get the Most From Organic Fertilizer By Mario Ritter Broadcast: Tuesday, August 23, 2005 I'm Shep O'Neal with the VOA Special English Agriculture Report. Th
农业与发展
By Mike O'Sullivan Los Angeles 17 April 2008 Two American scientists, James Galloway and Harold Mooney, have won this year's Tyler Prize for environmental achievement. VOA's Mike O'Sullivan spoke with the winners about their work, and about the state
VOA常速英语2008年（四月）
GUANGZHOU, Dec. 27 (Xinhua) -- Fertilizer contaminated with used batteries and other toxic waste has resulted in another food safety scandal in China, the latest in a long string of such incidents. Jiang Xicheng, chairman of the environmental protect
英语新闻
1.Above all：最重要的是，most important of all Above all， theyll have to discover how much nitrogen it possesses since nitrogen is4/5 of the air breathe.（2002-1） 2.Account for：解释。说明 How do you account for the truth？ 3.After
大学四六级阅读