饲料作物轮作

VOA慢速英语2012 Agriculture Report - Deadly Maize Disease Threatens Food Supplies in Kenya

Agriculture Report - Deadly Maize Disease Threatens Food Supplies in Kenya This is the VOA Special English Agriculture Report. Officials in Kenya are attempting to deal with a deadly disease attacking maize crops. Some Kenyan farmers say the disease

发表于:2018-12-07 / 阅读(34) / 评论(0)

2012年VOA慢速英语(九)月

SSS 2008-07-30

Podcast is sponsored from the people of American Chemistry, who provide the plastics, medicines, and innovations that make life modern. Learn more at americanchemistry. com. This is Scientific American's 60-Second Science, Im Karen Hopkin. This will

发表于:2018-12-24 / 阅读(34) / 评论(0)

Scientific American(七)月

VOA慢速英语20060815a

AGRICULTURE REPORT - Indian Ban on Lentil Exports Causes Price JumpBy Mario Ritter Broadcast: Tuesday, August 15, 2006 This is the VOA Special English Agriculture Report. Classic lentils, left, and re

发表于:2019-01-02 / 阅读(32) / 评论(0)

2006年慢速英语（八）月

VOA标准英语2010年-Farming with Less Fossil Fuel Won't Me

Researchers get same yields with fewer fertilizers, pesticides Steve Baragona | Washington, DC 18 May 2010 Fossil energy use was compared among different crop rotation systems in a field experiment conducted between 2003 and 2008 in Boone Co., Iowa R

发表于:2019-01-13 / 阅读(46) / 评论(0)

VOA标准英语2010年(五)月

VOA标准英语2010年-Farmers Say Climate Change Already Aff

Scientists around the world predict that climate change will have dramatic effects on agriculture in the coming decades. So, too, will pests and pesticides, the loss of species and the need to increase food production for a growing population. Resear

发表于:2019-01-14 / 阅读(47) / 评论(0)

VOA标准英语2010年(十)月

托福阅读中的隐藏陷阱，你被坑了吗

对于《Seventeenth Century Dutch Agriculture》这篇来说，很多童鞋应该并不陌生。这篇文章是托福阅读TPO23套的第2篇，但是在这种难度适中的文章当中，依然会藏有杀机!今天我们就来一起找找杀机在哪

发表于:2019-02-20 / 阅读(31) / 评论(0)

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学英语单词

allowable crushing stress

angle sum of a triangle

angle transformation

antidevolutionist

arcus volaris venosus profundus

aristolochia mollissima hance