ἐκφόρ-ιον · ekphor-ion — LSJ
that which the earth produces, Hdt. 4.198 (pl.), LXX Le. 25.19 (pl.), Milet. 3.149 (ii B.C.), Poll. 1.237.
payment assessed on produce, = δεκάτη, Arist. Oec. 1345b33; esp. rent paid in kind, ἐ. ἀπότακτον PAmh. 2.87 (ii A.D.), cf. PTeb. 377.23 (iii A.D.), OGI 669.30, etc.