水土保持生态效益

AGRICULTURE REPORT - Building a Windbreak to Protect CropsBy Gary Garriott Broadcast: Tuesday, May 09, 2006 I'm Shep O'Neal with the VOA Special English Agriculture Report. Farmers use different kinds

发表于:2018-12-07 / 阅读(108) / 评论(0) 分类 2006年慢速英语(五)月

AGRICULTURE REPORT - February 5, 2002: Soil Conservation Methods By Gary Garriott 04 Feb 2002, 18:39 UTC This is the VOA Special English Agriculture Report. Soil conservation efforts protect soil from

发表于:2018-12-07 / 阅读(157) / 评论(0) 分类 农业与发展

By Gary Garriott Broadcast: July 29, 2003 This is Bill White with the VOA Special English Agriculture Report. Soil conservation efforts protect soil from wind and water that can blow or wash it away.

发表于:2018-12-07 / 阅读(168) / 评论(0) 分类 VOA2003(下)-农业与经济

Barriers of trees and other plants seem to work best when they let a little wind pass through. Transcript of radio broadcast: 28 July 2008 This is the VOA Special English Agriculture Report. A windbreak Farmers use different kinds of soil conservati

发表于:2018-12-07 / 阅读(108) / 评论(0) 分类 VOA慢速英语2008年(七)月

Building a Windbreak to Protect Crops 建造保护作物的防风林 This is the VOA Special English Agriculture Report. 这里是美国之音慢速英语农业报道。 Soil conservation methods help farmers protect their land from the damage caused

发表于:2018-12-16 / 阅读(115) / 评论(0) 分类 2014年VOA慢速英语(十)月

六级作文在备考过程中既要多记忆一些词汇,又要多找话题,多练习自己构思作文的能力,下面就跟小编一起学习六级词汇,提升自己的作文水平吧! 一、自然、生态、环境 1.好词 (1)En

发表于:2018-12-18 / 阅读(131) / 评论(0) 分类 四六级写作指导

In an effort to protect the ecological environment along the Yangtze River, officials in Hubei's capital Wuhan have taken a series of measures to regulate the wharves along shore. CRI's reporter Huang Yue has more. In late December, the average low i

发表于:2018-12-24 / 阅读(126) / 评论(0) 分类 2018CRI中国国际广播电台

Only about 23 percent of the worlds land area is still what youd call wildernesswhere indigenous people, wildlife, plants and microbes get a chance to live with little or no disturbance from large human populations. But even that current figure of 23

发表于:2018-12-24 / 阅读(134) / 评论(0) 分类 2016年Scientific American(九)月

AGRICULTURE REPORT - How to Build a Windbreak By Gary Garriott Broadcast: Tuesday, November 30, 2004 I'm Gwen Outen with the VOA Special English Agriculture Report. Farmers use different kinds of soil

发表于:2019-01-02 / 阅读(138) / 评论(0) 分类 农业与发展

This VOA Special English Development Report. A windbreak of trees Farmers use different kinds of soil conservation methods to protect their land against damage from farming and the forces of nature. One important form of soil conservation is the use

发表于:2019-01-11 / 阅读(129) / 评论(0) 分类 VOA慢速英语2008年(一)月

Agriculture Report - Building a Windbreak to Protect Crops 农业报道 - 营造防风林保护庄稼 This is the VOA Special English Agriculture Report. 这里是美国之音慢速英语农业报道。 Soil conservation methods help farmers protect

发表于:2019-01-12 / 阅读(130) / 评论(0) 分类 2011年VOA慢速英语(七)月

A report by a number of leading conservation groups warns that unless prompt corrective measures are taken, the planet is heading toward an ecological credit crunch. For VOA, Tom Rivers reports from London. Cover of the Living Planet Report The repo

发表于:2019-01-13 / 阅读(161) / 评论(0) 分类 VOA标准英语2008年(十月)

Severe Drought, Wildfires Threaten Water Resources This is Valles Caldera. Actually, it's the giant mouth of a dormant super volcano that last erupted 40,000 years ago. In the millennia since then, the terrain developed high-elevation forests, of abu

发表于:2019-01-13 / 阅读(222) / 评论(0) 分类 VOA标准英语2012年(一月)

Researchers have developed a new computer model that they say helps determine which mammals are headed for extinction as a result of human activity. Earth is undergoing its sixth mass extinction, threatening about a quarter of all mammal species, ac

发表于:2019-01-13 / 阅读(144) / 评论(0) 分类 VOA标准英语2009年(六月)

The drug trade has devastated the communities in central South America. Policy-makers are now looking at moving away from trying to stop drug production to trying to curve demand. If it works,and all kinds of producers lose power, central america's f

发表于:2019-01-20 / 阅读(126) / 评论(0) 分类 2014年Scientific American(二)月

AGRICULTURE REPORT - Compost: an Organic Way to Better Soil and Crops By Gary Garriott Broadcast: Tuesday, July 05, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. Many farmers im

发表于:2019-01-30 / 阅读(224) / 评论(0) 分类 农业与发展

保护濒危野生物资源 Imperiled species of fish and wildlife in the U.S. will benefit from a total of $5.1 million in grants to 11 states through the U.S. Fish and Wildlife Services competitive State Wildlife Grants (SWG) program. 美国鱼类和

发表于:2019-02-01 / 阅读(108) / 评论(0) 分类 VOA常速英语2013年(九月)

岩石圈LITHOSPHERE 固态地球SolidEarth 洞穴Caves 地震活动Seismicactivity 地震监测Seismicmonitoring 火山Volcanoes 风蚀Winderosion 陆地生态系统TERRESTRIALECOSYSTEMS 土壤Soils 农

发表于:2019-02-02 / 阅读(172) / 评论(0) 分类 英文语法词汇

China's Ministry of Water Resources says the country is to invest 1.8 trillion yuan, or 280 billion US dollars, in water conservation in the coming five years. The country is also aiming to double its annual investment on water projects. Shuangfeng h

发表于:2019-02-14 / 阅读(125) / 评论(0) 分类 世界各地新闻集锦

Needed: Info on Biodiversity Change over Time We find that the composition of ecosystems around the world is changing much more rapidly than we expected. Indeed, much more rapidly than ecological theory predicts. 我们发现,世界各地生态系统

发表于:2019-02-14 / 阅读(134) / 评论(0) 分类 2018年科学美国人3月
学英语单词
anterior interventricular groove
aural nystagmus
autogony(Haeckel)
backhand stopping
bear up under burricane winds
biostrome
botched
cam type axial piston pump
carbonated wine
caycoideous
change record
changeups
chemical parcel carrier
circulating drier
club-mate
cometographical
contest the validity of an award
cyberconference
cyberliteracies
demolishable
dispersing pathogenic wind
double acting spring butt
dummy unit
edible
electrodatamachine
emulsifying liquid
end-of-work signal
entoria takaoensis
FFA
first division segregation
forced nutation
form liner
fuels fabrication facility
fugation
garden syringe
Germanism
gilbert islandss
height of C.G.
hyperconnection
in-vessel
intergral amelioration
kaneka
kilo-steradians
laurencia glandulifera
leapfrog integration scheme
london-style
maladroit
march of events
matter and consciousness
Mequal
metrocolpocele
Mini-B
Mlicrococcus violaceus
Médina Yorofoula
nfib
nicknackeries
Occidentalise
ocean broker
ocean physicochemistry
ore and bulk carrier
Ossietzky
pallesthesia
paracytheridea scorpiona
people-carriers
perpendicular axial arc therapy
PHOTICHTHYIDAE
photoinjectors
Phthirius
pisachi
pischels
planting furrow
pointer assignment
pre-filter
private hatred
protoplasmic connection
pulsed neutron technique
Put your thumb on the scales
quadric curve
Quasimodos
reacting gas
regnas
revised development plan
rhinoscleroma bacillus
satellite test center
seculeer
sfor
small-size
sophistos
spheniscans
spinning die
steel non-deforming
steel upright
supplementary teacher
telephone jacks
thiofeed
Thladiantha henryi
ussses
usui
viola mandshurica w.beck.var.ciliata nakai
wpn
wuchishan formation
yoshinori