Water Retention Study
Overhead Irrigation Date: 2/4/2009
steadyGROWpro vs steadyGROWpro - H+ (grams)
| steadyGROWpro | steadyGROWpro - H+ |  |
|
| Immediate | 399.1 | 571.2 | |
| 1 Hour | 370.2 | 541.4 | |
| 8 Hour | 244.1 | 481.6 | |
| 24 Hour | 103.8 | 352.7 | |
| 48 Hour | 0.3 | 169 | |
| *** All Figures Include Water Weight Only *** | |||
| SteadyGROWpro blocks were completely saturated with overhead irrigation and weighed immediately. SteadyGROWpro blocks were not irrigated again for the duration of the test. |
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Water Retention Study
Flood Irrigation Date: 2/4/2009
steadyGROWpro vs steadyGROWpro - H+ (grams)
| steadyGROWpro | steadyGROWpro - H+ |  |
|
| Immediate | 479.3 | 548.1 | |
| 1 Hour | 349.7 | 470.7 | |
| 8 Hour | 316.8 | 445 | |
| 24 Hour | 277.3 | 407.9 | |
| 48 Hour | 227.4 | 361.7 | |
| *** All Figures Include Water Weight Only *** | |||
| SteadyGROWpro blocks were sub irrigated with a 3" flash flood of water. Blocks did not rest in water for an extended period of time, and the steadyGROWpro blocks were not irrigated again for the duration of the test. |
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***All studies conducted by Purdue University Horticulture Department in conjuntion
with Pawan Srivastava - Ph.D.
***All water column studies used a 4" x 4" x 2⅝" block of steadyGROWpro media
