Agriculture
Agriculture was the cultivation of living things for use by other living things.
The Doomsday Weapon on Uxarieus poisoned the soil, inhibiting the agricultural efforts of the human colony established there in the 25th century. (TV: Colony in Space)
When the Fifth Doctor, Nyssa and Tegan were directed to Manussa by the Mara, it was a colony planet of the Federation of Three Worlds, with an economy based on agriculture and tourism. (TV: Snakedance)
Blinni-Gaar was an agricultural planet with an all-encompassing televisual culture. (PROSE: Prime Time)
Dimitri Molokomme was in charge of agriculture for the colony on Yemaya 4. (PROSE: SLEEPY)