原帖由 dolphin_ice 於 23/4/2008 10:47 PM 發表 我養海水果時用過沙 煩到嘔 宜家打算做一個experiment: 生物環可否當砂使用 given that bio rings are porous, suitable for 硝化菌 given that most gravel are not necessarily porous enough Therefore, ... 咁個缸都唔好睇啦 做低應該得!不過冇人咁做! 其實可以用生物石就最好【可做影,海水缸用,草缸就同影撞咁】 BIO Stone【I don't the sure name】,some plate have many porou to keep 菌 其實你用咩野過濾? |