单词：irrigation canals
单词：irrigation canals 相关文章
Agriculture Report - Irrigation Pioneer Wins World Food Prize 农业报道 - 滴灌技术开创者获得世界粮食奖 From VOA Learning English, this is the Agriculture Report in Special English. 这里是美国之音慢速英语农业报道。 A r
2012年VOA慢速英语(十)月
Small-Scale Irrigation Nets Large-Scale Payoff A new study shows small-scale irrigation systems could boost farmers incomes by billions of dollars in sub-Saharan Africa and South Asia. The research was discussed at the World Water Week conference in
VOA标准英语2012年(八月)
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)
AGRICULTURE REPORT -May 21, 2002: Irrigation and Salt By George Grow This is the VOA Special English AGRICULTURE REPORT. Irrigation is the watering of land by other than natural methods. Irrigation pr
农业与发展
GWEN IFILL: Next: The coast of Louisiana is crumbling into the Gulf of Mexico at an alarming rate. Over the last 80 years, it's lost nearly 2,000 square miles. That's as big as all of Rhode Island. Now a political fight has broken out in the state le
PBS访谈社会系列
A one-dollar bill met a twenty-dollar bill and said, Hey, where have you been? I haven't seen you around here much.The twenty answered, I've been hanging out at the casinos(娱乐场）, went on a cruise and did the rounds of the ship, back to the Un
趣味英语