REP52660

• Permit No: C1981019
• IBM Index Class Name: Report
• Doc Date: 3/16/2005
• Doc Name: 2004 ARR Section 9 Appendix AB
• From: Colowyo Coal Company L.P.
• To: DMG
• Permit Index Doc Type: Annual Reclamation Report
• Media Type: D
• Archive: No

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39 Colovvyo -Vegetation Production -
sample Pereimla/ Perenn/a/ "~

Mo. Grasses Forbs
snrud
1 56.1 69.8
2 70.8
3 42.7 55.0
4 136.0
5 98.5
n= 5
t = 1.132
Mean = 107.40
Annua/ A»nua/ TOTAL
Grasses Fon6s y/o.sm~ Ins / ac
4.1 0.2 130.2 2,323.
0.6 0.2 71.6 1,277.6
0.3 98.0 1,748.7
1.3 0.6 137.9 2,460.
0.8 99.3 1,771.9
1.2 0.4 107.4 1,91
_ ~~~ ^var. = 721.425
nm~n =28.425
Table 40 Coio o - Ve station Production - 2004

sample Pereixria/ Perennial Annua/ Annua/ TOTAL
Bub-
No. Grasses Fortis
SII1TJLs Grasses Forbs
9/O.Sm
Ibs / ac
1 78.7 27.4 0.6 106.7 1,903.9
2 140.5 0.1 0.9 141.5 2,524.9
3 116.7 30.1 2.1 145.9 2,656.9
4 114.6 5.3 1.9 0.2 122.0 2,176.9
5 8.0 128.1 1.8 0.4 138.3 2,467.
Av 91.7 38.2 0.0 0.9 0.7 131.5 2,346.1

Sampling
Adequacy
t = _ _
2.132
var. = _ ._ .
288.572
n= 5 Mean = 131.48 nm,n = 7.587
Table 41 col - V station Production - 2004
sample Perennial P env+nia/ Annual Annual TOTAL

Mo. Grasses Forbs ~~ Grasses Forts 910.Smz lyy.1 az
1 61.1 2.3 63.4 1,131.3
2 102.9 19.3 122.2 2,180.
3 45.4 1.3 46.7 833.3
4 27.6 105.0 132.6 2,366.0
5 71.1 71.1 1,268.
Ave 61.6 25.6 0.0 0.0 0.0 87.2 1,556.
mpling Adequacy t = 2.132 var. = 1438.015
n= 5 Mean = 87.20 nmin = 85.949