Hello, My name is Gabriela, this is my first post. I am designing a commercial scale aquaponic system in Argentina. I know that the fish feed ratio is an important key to maintain a well balanced system. Based in Rakocy ratio (60 to 100gr/m2/day) of fish food. Hypothetically, if I have 110m2 planting troughs I would need 6600gr per day, and here comes the question, how many and what size of fish…