单词：elimination of plant disease and pests
单词：elimination of plant disease and pests 相关文章
[00:00.64]易考范文二 [00:02.71]At first sight, the cartoon is not uncommon: [00:08.18]a man is spraying insecticide on a mass of pests [00:12.01]to prevent them from spreading diseases. [00:14.41]But on reflection, [00:16.05]we can realize it ac
考研英语易考范文背诵
New Urine Test Offers Quick, Painless Check for Malaria The Nigerian government is encouraging use of a new home test kit to diagnose malaria, in hopes that citizens don't assume they have the disease and self-medicate every time they have a fever. T
VOA标准英语2016年(四月)
This is the VOA Special English Development Report. A Senegalese banana vendor in Dakar, Senegal Two separate diseases are destroying banana and plantain crops in Africa. They could threaten food security for millions of Africans who depend on banan
VOA慢速英语2009年（九）月
AS IT IS 2013-07-15 The Fight to Protect Cassava Plants Hello, and welcome once again to As It Is, our daily show for people learning everyday American English. Im Christopher Cruise in Washington. Today on the program, we tell about the moringa olei
2013年VOA慢速英语(七)月
This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Those of you following the World Cup know that at this stage there can be no more draws. Ties are broken during overtime play, or in a penalty kick shootou
Scientific American(六)月
By David McAlary Washington 11 May 2006 Scientists have developed a cheap, rapid test to determine who has trachoma, the leading infectious cause of blindness in poor countries. The researchers say th
2006年VOA标准英语（五月）
The United Nations is observing World Food Day (Saturday, Oct. 16). Food prices have been climbing in recent months because of bad weather in several major agricultural regions. Experts predict there will be more extreme weather as climate changes, j
VOA标准英语2010年(十)月
The World Health Organization says studies in Senegal and Mali show it is possible to eliminate river blindness. More than 37 million people are infected with the parasite that causes river blindness. While the disease is endemic in some parts of th
VOA标准英语2009年(七月)
AGRICULTURE REPORT – October 29, 2002: Pest Management By Gary Garriott This is the VOA Special English Agriculture Report. Since nineteen-forty-five, farmers have used pesticides, poisons made from
农业与发展
This is the VOA Special English Agriculture Report. About eight hundred million people in Africa, Asia and South America eat cassava. The plant is a major source of food energy and a major food security crop. It can survive in poor soil and without m
2010年VOA慢速英语(六)月
This is the VOA Special English Agriculture Report. Farmers know that if you reduce harmful insects and diseases in your crops, you have a chance for a better harvest. Today, many farmers and experts praise Integrated Pest Management, or IPM. IPM is
2010年VOA慢速英语(十一)月
Diseases Jump Borders to Infect African Livestock 疾病跨境感染非洲牲畜 The United Nations Food and Agriculture Organization is urging farmers to be on guard against transboundary animal diseases. Officials warn that ticks, lice and other pe
2015年VOA慢速英语(九)月
Global Trade Carries Risk of Pests More than one trillion dollars worth of agricultural products is traded every year. But as countries buy and sell fruits, vegetables, timber and other products, they also may be putting domestic plants at risk. That
VOA标准英语2013年(四月)
怎么才能让小树健康成长呢？ THERE is a lot more to planting a tree than just putting it into the ground. Even before planting the tree you need to decide which kind of tree to plant. And,
奥运英语
HEALTH REPORT - Increasing Supplies of Malaria Drug Through Genetic EngineeringBy Cynthia Kirk Broadcast: Wednesday, April 19, 2006 I'm Shep O'Neal with the VOA Special English Health Report. Malaria
2006年慢速英语（四）月
59 美国科学家正试图培育抗叶锈病小麦 DATE=6-19-01 TITLE=AGRICULTURE REPORT - Developing Wheat Resistant to Leaf Rust BYLINE=George Grow (Start at 59
科技之光
By Gilbert da Costa Abuja 16 December 2007 With the approach of Christmas and Muslims marking Sallah, poultry consumption in Nigeria is expected to reach an all-time high this month. As Gilbert da Costa reports for VOA from Abuja, recent reports indi
VOA常速英语2007年（十二月）
Voice 1 Welcome to Spotlight. Im Joshua Leo. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 At Kansas State University, the Ame
环球英语 Spotlight
Voice 1 Hello and welcome to Spotlight. I'm Joshua Leo. Voice 2 And I'm Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand no matter where in the world they live. Voice 1 Imagine a tree. Now, make
环球英语 Spotlight
听力文本 Recording 32 录音32 In my talk today, I'm going to be looking at plants that have had an impact on our world and our history. 今天我将讲讲对我们整个世界和历史产生影响的植物。 Let's start with the potato. 先从土
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