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Date Time

Position

Tare (g)

Wet (g)

Dry (g)

rho (g/cm^3)

Moist (%)

Moist (%) 
EC-5

Comments

9/24 09:38

S9 3-6cm

8.2+73.3

159.2

99.2

0.27

90.3

 6767.4

Had to undercut sample to break it out of root mat
9/27 15:50S15 3-6cm8.2+73.3162.9   103.90.3488.864.7 Undercut; tenacious roots; rusted corer; core slid w.r.t. rings
10/11 14:30S1 3-6cm8.2+73.3165.199.70.2798.462.4Tenacious roots

 

tare = c(8.2+73.3,8.2+73.3,8.2+73.3)

wet = c(159.2,162.9,165.1)-tare

dry = c(99.2,103.9,99.7)-tare

vol = c(3)*pi*(5.31/2)^2

moist = 100*(wet-dry)/vol

rho = dry/vol

m = moist

grav.moist = m

grav.comp = m

ec5 = c(67.4)

matplot(grav.comp,ec5,xlim=c(0,60),ylim=c(0,60)); abline(0,1,lty=2); abline(-8,1,col=3,lty=2)