Aldin, H. On -farm fish culture/ print resources by Aldin Hilbrands and Carl Yzerman - Netherlands: Agromisa foundation, c2004. - 67p.: ill.; 21 cm - Agrodok-series No. 21 . ISBN: 9789077073445 Source: B-30626 Subjects--Topical Terms: Fish culture --Agricultre LC Class. No.: S540 / .O53