There would be - hydroponic tanks hi which plants would grow to purify its ah and feed its crew.

Only a few months before, he had dismantled her hydroponic tanks, a symbolic admission that a man could only do so much.

The vines sprang from hydroponic tanks under the floor and met in a trellis-like tunnel overhead.

Great hydroponic tanks were the gardens, though a few shallow tanks held sterilized soil.

By now Peter was aware, having seen those facilities, that First Base produced all its foodstuffs, fresh from hydroponic tanks or the protein vats.

The Venusians grew it, in their hydroponic tanks under the cities.

There was no need to preserve it, for the hydroponic tanks turned out a steady, unfailing supply.

The roots of the plants were never soiled by ordinary dirt, but grew in hydroponic tanks holding water and special fertilizers.

Final electrical systems were being installed, together with the power sources and the hydroponic tanks; the vast water cylinder was already full.

I like Teresa, and she was probably the best farmer aboard, but her grasp of reality beyond the tilled field or hydroponic tank was seriously impaired.