Watershed Restoration by Using Vetiver Grass Systems (VGS) for ...

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Burn <strong>Vetiver</strong> Tilled Natural 30.0 25.0 20.0 15.0 10.0 5.0 0.0 Soil Loss vs. Rainfall Average Soil Loss in Tons/Ha Feb 04' Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan 05' Feb Mar Apr May Jun 20 7 9 4 74 32 74 31 21 21 9 5 10 1 0 4 16 Average Monthly Rainfall in Centimeters
Size and slope of the study plots Area ha Length m Slope % Management practices (Soil surface conditions) Soil loss (tons/ha/yr) 0.0037 21.95 12 Burn 14.13 0.0037 21.95 12 <strong>Vetiver</strong> 1.47 0.0037 21.95 12 Till 104.75 0.0037 21.95 12 Natural 5.22 Table 2 : Annual Soil loss from each plot with different treatments.
Page 1: Watershed Restoration by Using Veti
Page 4 and 5: Typical badland in southern Guam M.
Page 6 and 7: Construction site Human Activities
Page 8 and 9: Challenges Facing Guam’s s Soil a
Page 10 and 11: Project Importance • Watershed De
Page 12 and 13: Healthy Coral Reef Courtesy of Dr.
Page 14 and 15: Using Vetiver Grass Systems For :
Page 16 and 17: Vetiver Origin Mainly mass produced
Page 18 and 19: Vetiver Root System
Page 20 and 21: Main Uses Badland Six Months after
Page 22 and 23: Case Study Use of Vetiver Technolog
Page 24 and 25: Methodology Cont’d Sets of suspen
Page 26 and 27: Cross Island Road Project (4 treatm
Page 28 and 29: RESULTS
Page 32: 350 300 250 200 150 Burn Vetiver Ti
Page 35 and 36: Concluding remarks (cont’d) Prese

Watershed Restoration by Using Vetiver Grass Systems (VGS) for ...

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