单词:rotational irrigation
单词:rotational irrigation 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
Idiom: On all fours 爬行,人说话的方式非常卑微 Hit the book: Backpack Astronaut Armrest Overstuffed Fingertip Rotational
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
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
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
This is the VOA Special English Agriculture Report. Grasslands need time to rest when cattle and other animals feed on them. Moving animals from one area of pasture to another can provide the time needed for new growth. This is called rotational graz