ixTable of Tables
Table 1. Greenhouse Covering Materials and their properties ................................................................. 13
Table 2. A comparison of different insulation material............................................................................. 19
Table 3. Comparison of Rectangular and Round Tanks ............................................................................. 23
Table 4. Comparison of different tank materials ...................................................................................... 23
Table 5. Comparison of different piping materials .................................................................................... 24
Table 6. Comparision of different heating sources. .................................................................................. 24
Table 7 Advantages and Disadvantages of Pump Types ........................................................................... 29
Table 8: The Pros and Cons of Different Types of Bio Filters .................................................................... 30
Table 9. Comparision of growing bed styles ............................................................................................. 33
Table 10. Growing Media .......................................................................................................................... 34
Table 11. Types of Lights ........................................................................................................................... 35
Table 12. Nitrogenous requirements of Plants Commonly Grown in Aquaponics .................................... 36
Table 13. Comparison of different Fish Species ........................................................................................ 37
Table 14. Estimated Cost of Materials for the Structure ........................................................................... 49
Table 15. Monthly Average Temperatures for Worcester ........................................................................ 50
Table 16. Estimated Monthly Heating Costs ............................................................................................. 50
Table 17 : Comparison Of IQP and Bersntein Ratio Findings ..................................................................... 51
Table 18. Bed Cost Breakdown for One Bed ............................................................................................. 51
Table 19. Variant of Bedding Designs ....................................................................................................... 52
Table 20. Bedding Style Comparison ......................................................................................................... 54
Table 21. Estimated Cost of Water Tank Options ..................................................................................... 55
Table 22. Different Water Pumps ............................................................................................................. 57
Table of Figures
http://www.worcesterroots.org/projects-and-programs/youth-in-charge/) Figure 14. The Aquaponic Cycle (Acquired from Worcester Roots
http://www.worcesterroots.org/projects-and-programs/youth-in-charge/)) ............................................ xii
Figure 2. Project Overview ........................................................................................................................ xiv
Figure 3. Possible greenhouses structure designs. Our final design uses the post-and-rafter style.
(Acquired from http://www.nafis.go.ke/vegetables/tomatoes/shapes-of-frames/)) ............................... xvii
Figure 4. The IBC Tote was recommended to be used as a fish tank ......................................................... xx
Figure 5. Greenhouse Design - Our design follows a post and rafter style, with insulation on the bottom
4ft. of the walls. ........................................................................................................................................ xxi
Figure 6. Internal Layout for 22'x33' Greenhouse ................................................................................... xxiii
Figure 7. Schematic for Growing Bed. Sized to be general purpose growing bed. .................................. xxiv
Figure 8. Schematic for bed stand. .......................................................................................................... xxv
Figure 9. Full System Layout, incl. plumbing. The bed has two drains, a bell siphon and a larger
emergency drain to prevent over-filling. One tube extends from the fish tank to provide water into the
bed. ......................................................................................................................................................... xxvi
Figure 10 : Tentative Operating Schedule of Greenhouse ..................................................................... xxvii
Figure 11. Constructed Prototype. Left: Fish Tank; Right: Bed & Stand. Piping has not been cemented yet.
.............................................................................................................................................................. xxviii
Figure 12. Food Deserts in Worcester (Green limited supermarkets within 1 mile, Orange within ½ mile)
(Acquired from United States Department of Agriculture at http://www.ers.usda.gov/data/fooddesert)) 3