Exactly which vegetables and fruits can be grown in 3" pvc piping using the aquaponics approach but using fish water as the main source of fertilizer? I'm looking for info on root depths and any incompatibilities with any certain plants and the fish waste fertilizer or does fish waste fertilizer work on all plants?
Here are some articles that will help you get started with this gardening project.
https://www.gardeningknowhow.com/special/containers/hydroponic-water-temperature.htm
https://www.gardeningknowhow.com/special/containers/deep-water-culture-for-plants.htm
https://www.gardeningknowhow.com/special/containers/hydroponic-gardening-indoors.htm