The Collaborative International Dictionary of English v.0.48:

Husbandman \Hus"band*man\, n.; pl. Husbandmen.
   1. The master of a family. [Obs.] --Chaucer.
      [1913 Webster]

   2. A farmer; a cultivator or tiller of the ground.
      [1913 Webster]

WordNet (r) 3.0 (2006):

husbandman
    n 1: a person who operates a farm [syn: farmer, husbandman,
         granger, sodbuster]