At first he tried growing plants in water instead of soil, a method called hydroponics.

起初，他尝试在水中种植植物，而不是在土壤里，这种方法称为水培法。

We grow microgreens, lettuces, edible flowers, both in soil-based agriculture and also in hydroponics.

我们种植绿叶蔬菜、生菜和食用花卉，既有土基农业，也有水培农业。

By using robotics to do a lot of the tedious tasks, but also hydroponics which is less waste.

通过使用机器人来做一些冗长乏味的工作，但水培法也是如此，因为它的浪费更少。

And we also have some backup farming with aeroponics and hydroponics.

我们还有一些气培法和水培法的备用农业。

There is an emerging alternative, hydroponics, growing produce without soil, which is supposed to be much cleaner than an open field.

有一种新兴的替代方法，水培法，在没有土壤的情况下生长，这应该比空旷的田野干净得多。

And the need to watch every drop of water puts all food production—yeast culture, hydroponics, chemavit, everything—under the strictest surveillance.

由于需要监控每一滴水，所以所有的食品生产——酵母培养、水培、chemavit 等等——都处于最严格的监控之下。

With hydroponics, we can grow near consumption, near people, and through robotics, we can make sure that we're getting a consistently great product every week.

有了水培法，我们的生产速度可以赶得上人类的消耗速度，而且通过机器人，我们可以确定每周我们都会源源不断得到一种好产品。

By extracting and utilizing the water, astronauts can generate oxygen for breathing, produce rocket propellant, and even sustain agriculture without soil through a technique called hydroponics.

通过提取和利用水，宇航员可以产生供呼吸的氧气，生产火箭推进剂，甚至通过一种叫做水培法的技术来维持农业。

Urban farmers swap sunlight for LED light and use a system called hydroponics where plants are grown in water, so there's no need for soil, despite being surrounded by it.

城市农民用 LED 灯代替阳光，并使用一种叫做水培的系统，植物在水中生长，所以不需要土壤，尽管周围都是土壤。

Urban farmers swap sunlight for LED light and use a system called hydroponics where plants are grown in water, so there’s no need for soil, despite being surrounded by it.

城市农民将阳光换成 LED 灯，并使用一种称为水培的系统， 植物在水中生长，因此不需要土壤， 尽管被土壤包围。