Tillage

n. working of land; cultivated land

Tillage, or cultivation (a term which also has broader meanings related to the raising of plants in general) is the agricultural preparation of the soil by digging it up. Tillage can also mean the land that is tilled.Primary tillage loosens the soil and mixes in fertilizer and/or plant material, resulting in soil with a rough texture. Secondary tillage produces finer soil and sometimes shapes the rows. It can be done by a using various combinations of equipment: plough, disk plough, harrow, dibble, hoe, shovel, rotary tillers, subsoiler, ridge or bed forming tillers, roller.
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Noun
1. arable land that is worked by plowing and sowing and raising crops
(synonym) cultivated land, farmland, plowland, ploughland, tilled land, tilth
(hypernym) land, ground, soil
(hyponym) fallow
(derivation) till
2. the cultivation of soil for raising crops
(hypernym) culture
(derivation) till

(n.)
The operation, practice, or art of tilling or preparing land for seed, and keeping the ground in a proper state for the growth of crops.
  

(n.)
A place tilled or cultivated; cultivated land.
  

Plowing, seedbed preparation, and cultivation practices.