单词：alternation of crops
单词：alternation of crops 相关文章
AGRICULTURE REPORT – January 29, 2002: Genetically Engineered Crops Increasing By George Grow Soybeans This is the VOA Special English AGRICULTURE REPORT. Increasing numbers of farmers are growing g
农业与发展
AGRICULTURE REPORT - Californians Vote on Biotech Crops By Mario Ritter Broadcast: Tuesday, November 09, 2004 This is Gwen Outen with the VOA Special English Agriculture Report. Voters in the American
农业与发展
This is the VOA Special English Agriculture Report. American farmers first planted genetically engineered crops in nineteen ninety-six. Today eighty percent of the cropland for soybeans, maize and cotton in the United States is transgenic. Genetic en
2010年VOA慢速英语(四)月
[00:05.20]Lesson 13 1 Dialogue [00:11.15]Wang Bing(WB)and Carl are having lunch in a cafe in Los Angeles. [00:18.60]WB:Hi,Carl.Have you ordered yet? [00:22.96]CARL:No,I'm just looking at the menu.Are you hungry? [00:28.63]WB:Yes,Isure am.I got up lat
高中英语人教版高三
By Steve Baragona Washington 29 October 2009 Garden pest As farmers across the United States are bringing in the harvest, silos are filling up with record or near-record quantities of corn and soybeans. To an extent not seen anywhere else in the wor
VOA标准英语2009年(十月)
The Road to Happiness 幸福之道 If you look around at the men and women whom you can call happy, 只要你观察一下周围那些你可称之为幸福的男男女女， you will see that they all have certain things in common. 就会看出他们都
英语小达人
坚持不懈，直到成功。 我们每天的奋斗就像对参天大树的一次砍击，头几刀可能了无痕迹。每一击看似微不足道，然而，累积起来，巨树终会倒下。这恰
四六级词汇与结构练习
用词错误 1) Students must know how to operate a computer. / Students must know how to work on a computer. 2) People can be exposed to many new things on the Internet. / People can learn many new things on the Internet. 3) The purpose of this lett
大学四六级阅读
This is the VOA Special English Agriculture Report. Companion planting is the idea that when some crops are planted together, they help each other grow. These compatible plants generally have similar needs for nutrients, soil and moisture. Advice fo
VOA慢速英语2009年（八）月
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
2012年VOA慢速英语(九)月
Building a Windbreak to Protect Crops建设防风保护农作物 Welcome to As It Is, from VOA Learning English. Im Karen Leggett in Washington. Thanks for joining us. 欢迎光临，As It Is美国之音学英语。我是Karen Leggett在华盛顿。感
2014年VOA慢速英语(三)月
AS IT IS 2014-05-11 Neglected Crops in Africa Could Help Ease Hunger 非洲被忽视的作物或能帮助缓解饥饿 Hello again, and welcome to As It Is! Im Jonathan Evans in Washington. On our program today, we tell how a new law in the United Sta
2014年VOA慢速英语(五)月
Feed the Soil, Feed the Crops If African farmers are going to feed the continent, they may first want to feed the soil. Studies show farmland is often depleted of vital nutrients. But researchers say a combination of organic farming methods may help.
VOA标准英语2012年(九月)
Kerry Praises Genetically Modified Crops U.S. Secretary of State John Kerry said Wednesday the United States supports the use of biotechnology to develop so-called smart crops that can withstand droughts and floods and require less fertilization. So
VOA标准英语2013年(六月)
Crops of the Past Make a Comeback Farmers are among the first to feel the effects of climate change. For many in developing countries, the crops they relied on year after year no longer grow in abundance. As a result, farmers are not only looking for
VOA标准英语2013年(四月)
STEVE INSKEEP, HOST: The Pentagon is funding some new research on insects and plant viruses. It says the goal is to protect agricultural crops. Some critics say it looks more like an attempt to make biological weapons. Here's NPR's Dan Charles. DAN C
2018年NPR美国国家公共电台11月
Protesters stop Indian Environment Minister Jairam Ramesh (C) in black and white dress, as he arrives to attend a public hearing on Bt brinjal, or genetically modified (GM) eggplant crop, at Central Research Institute for Dryland Agriculture in Hyder
VOA标准英语2010年(二月)
AGRICULTURE REPORT - Cover Crops By Mario Ritter Broadcast: Tuesday, March 23, 2004 This is Steve Ember with the VOA Special English Agriculture Report. The idea to grow a crop that improves the land
农业与发展
AGRICULTURE REPORT - Cover Crops Are Good for the Soil (and the Farmer) By Mario Ritter Broadcast: Tuesday, May 24, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. Cover crops are
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