Aquaponics in LTPSS by Winnie, Wo Sau MAN https://padlet.com/mws3/utdkjb5ofugp Research project en-us 2017-05-10 11:43:20 UTC 2017-05-14 17:03:25 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Dartstarget.png Essential Questions mws3 https://padlet.com/mws3/utdkjb5ofugp/wish/170979386 1. What factors are essential for the growth of plants?
2. What factors are essential for the growth of fish?
3. Why does the content of nitrogenous compound in water increase when the fish lives in water for a period of time?
4. Can you identify any mutualistic relationship in the aquaponics system?
5. What are the roles of each components / organisms in the aquaponics system? 
]]> 2017-05-10 11:46:51 UTC https://padlet.com/mws3/utdkjb5ofugp/wish/170979386 Case study and trouble shooting mws3 https://padlet.com/mws3/utdkjb5ofugp/wish/170979790 Please find out the reason and solution for each given problem encountered.

Problem 1:  Water pH less than 6.5?

Problem 2: Water pH over 7.5? 

Problem 3: One, some or all fish are at surface of the water?

Problem 4: Water temperature is too high (>33 °C) or too low (<15 °C).

Problem 5: Amount of dissolved oxygen is low? 

Problem 6: Plant leaves are not healthy? Dying? 

Problem 7: Water is dirty or cloudy?]]> 2017-05-10 11:49:08 UTC https://padlet.com/mws3/utdkjb5ofugp/wish/170979790