NCSU Horticulture Substrates Lab Hydration Index

Figure 1

  • 2-inch ID X 6-inch Length
  • Clear plexiglass to allow viewing of pourthru process and to observe any side wall channeling
Figure 1

Figure 2

  • Mesh screen bottom (window screen)
  • Secured with rubber ring
Hydration Figure 2

Figure 3

  • Cylinder secured with clam onto a ring stand
  • Beaker (> 250 ml) placed below cylinder to catch effluent
Hydration Figure 3

Figure 4

  • Cylinder with substrate sample
  • Beaker (> 250 ml)
  • Graduated cylinder (200 ml)
Hydration Figure 4

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Maintained by Bill Fonteno

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