A hydroponic garden is more expensive than dirt .

水培花园比实土培养要昂贵得多。

The astronauts will tend hydroponic farms on the moon .

太空人将会在月球上照料水耕农场。

One idea , developed by valcent , a vertical-farming firm based in texas , vancouver and cornwall , is to use vertically stacked hydroponic trays that move on rails , to ensure that all plants get an even amount of sunlight .

在德克萨斯州，温哥华和康沃尔都建有基地的垂直农场经营公司威臣公司（valcent）研究出了一个解决办法，将垂直堆叠起来的水培托盘放在轨道上运转，这样可以确保所有的植物都能获得均等的阳光。

Thanet earth hydroponic gardens opens in uk .

英国的塞恩特大地水耕植物园开幕。

Advanced hydroponic production of salad vegetables .

先进的蔬菜沙拉水耕生产。