2.水質
だけでなく、魚にとっても重要なエネルギー源です。
(名城大改)
Protein is an important energy (human only source / fish / beings / but/not/for/for) as
well. not only A but (also), B & not just A but by as well
Source beings not only for human but for fish
fource not only for human
got over the difficulty man beings buts for fish
(国士舘大改)