单词：subirrigating
单词：subirrigating 相关文章
This is the VOA Special English Development Report. Scientists are working to develop crop plants that can reduce the amount of water used for agriculture. Almost sixty percent of the world's freshwater withdrawals from rivers, lakes and other water
VOA慢速英语2009年（三）月
Irrigation Brings Malaria Along with Water 灌溉的水带来疟疾 From VOA Learning English, this is the Agriculture Report. 这里是美国之音慢速英语农业报道。 Irrigation systems can make a big difference in agricultural production. I
2013年VOA慢速英语(八)月
以色列科学家荣获世界粮食奖 A pioneer who made arid lands bloom is the recipient of this year's prestigious World Food Prize. Daniel Hillel developed drip irrigation techniques that squeeze the most crop out of a drop of water, making far
VOA双语新闻 2012年10月
Task 2: Drought in South Africa Script South Africa is heading for a disaster in the new year because of a drought. The water level at some dams have dropped below 20% while the ground water table has dropped by as much s 30 meters Emergency measure
新视野大学英语：视听说教程 4
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
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This is the VOA Special English Agriculture Report. Scientists are working to develop crop plants that can reduce the amount of water used for agriculture. Almost sixty percent of the world's freshwater withdrawals from rivers, lakes and other water
VOA慢速英语2008年（十一）月
In a quiet valley at Muir Beach, outside San Francisco, volunteer farmers till the soil, plant seedlings, and irrigate crops. They work alongside Zen monks and nuns, Western converts to an ancient Asian faith. This is where organic farmer and garden
VOA标准英语2008年（七月）
Irrigation Pioneer Wins World Food Prize Hillels orchards near his home in Israel are innovation in action. Each tree row is fed by plastic tubes which drip water at the base of the tree. Irrigating drop by drop - called drip irrigation - has transfo
VOA标准英语2012年(十月)
In India's main tea-growing region, scientists say tea production is being impacted by climate change. India produces nearly one third of the world's tea. The rolling Himalayan hills in India's northeastern state, Assam, are carpeted with lush tea bu
VOA标准英语2011年(一月)
I have a dancing horse. It dances, a horse, tell him. Would you buy it? -No, I do not want to buy a dancing horse. Producing the cotton for a single T-shirt can require more than 2,500 liters of water. So huge amounts of water are pumped out of the N
自然百科2015年
Over-use of groundwater may cause landslides. However, in costal areas it also brings seawater intrusion. Let's take a look at the problem with our reporter Zhang Wan. In a village in the costal area of Dalian, Liaoning Province, many villagers compl
英闻天下
This is the VOA Special English Development Report. Scientists are working to develop crop plants that can reduce the amount of water used for agriculture. Almost sixty percent of the world's freshwater withdrawals from rivers, lakes and other water
2010年慢速英语(三)月
The north China plain has always faced a shortage of water. As a result, people have been using underground water for a long time. But this continued use has severely depleted the water table, leading to a host of concerns. It is the sowing season. F
CCTV9英语新闻2014年05月