Afbeelding: Figures from 'Small scale rainbow trout farming'… This document is very helpful for starting up a small fish farming business. http://www.fao.org/docrep/015/i2125e/i2125e.pdf
Afbeelding: Figures from 'Small scale rainbow trout farming'… This document is very helpful for starting up a small fish farming business. http://www.fao.org/docrep/015/i2125e/i2125e.pdf