单词：irrigation with saline water
单词：irrigation with saline water 相关文章
If the salinity of ocean waters is analyzed, it is found to vary only slightly from place to place. Nevertheless, some of these small changes are important. There are three basic processes that cause
新东方背诵文选
The Salinity of Ocean Waters If the salinity of ocean waters is analyzed, it is found to vary only slightly from place to place. Nevertheless, some of these small changes are important. There are three basic processes that cause a change in oceanic s
英语小短文
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)
Dutch Experiment Shows Farming With Salty Water Possible 荷兰实验表明盐水种植农作物成为可能 One of the many adverse effects of global climate change is the rise of sea levels, which scientists say can increase the salinity level of f
VOA标准英语2014年(十一月)
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
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