单词：rind grafting
单词：rind grafting 相关文章
By Mario Ritter Broadcast: August 12, 2003 This is Bill White with the VOA Special English Agriculture Report. We often think of agriculture as planting seeds and harvesting crops. But many crops do n
VOA2003（下）-农业与经济
The chemicals that are in the watermelon rind work much like Viagra. Oh, rollick! Give me two more. Just a week after the annual Watermelon Thump celebration in Luling, there's something new that watermelon growers can hang their hat on. The rind on
访谈录2008
This is the VOA Special English Agriculture Report. Rinderpest, foot-and-mouth disease and bluetongue disease are all animal viruses that can ruin a farmer. An outbreak of one disease is bad enough. Britain has been dealing with foot-and-mouth -- an
VOA慢速英语2007年（十）月
Grafting is a way to produce plants from pieces of existing plants instead of seeds. Branches or buds are cut from one plant and placed on a related kind of plant. The branch or bud that is grafted is called the scion. The plant that accepts the graf
2010年VOA慢速英语(五)月
This is the VOA Special English Agriculture Report. In nineteen ninety-four, animal health experts started a worldwide campaign to end rinderpest. This disease is closely related to the measles virus but it does not infect people. Yet for thousands o
2010年VOA慢速英语(十一)月
Pastoralists Played Major Role in Ending Rinderpest In June 2011, the U.N. Food and Agriculture Organization officially declared that the deadly animal disease rinderpest had been eradicated. The disease devastated livestock and lingered in Africa lo
VOA标准英语2012年(九月)