till·age /ˈtɪlɪʤ/
 耕作;耕地;農作物
 Till·age n.
 1. 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.
 2. A place tilled or cultivated; cultivated land.
 Syn: -- Cultivation; culture; husbandry; farming; agriculture.
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 tillage
      n 1: arable land that is worked by plowing and sowing and raising
           crops [syn: cultivated land, farmland, plowland, ploughland,
            tilled land, tilth]
      2: the cultivation of soil for raising crops