dset iowa.bdat
title Iowa Soil Moisture in Percent
options little_endian
undef -99.99
xdef 1 linear 1 1
ydef 1 linear 1 1
* the z levels below indicate the bottom 
* depth of each layer in inches
zdef 12 levels 3 6 12 18 27 33 42 54 66 78 90 102
tdef 8355 linear 01Jan1972 1dy
vars 6
tr21   12 99   soil moisture percent at W2-1
tr23   12 99   soil moisture percent at W2-3
tr24   12 99   soil moisture percent at W2-4
tr311  12 99   soil moisture percent at W3-11
tr314  12 99   soil moisture percent at W3-14
tr316  12 99   soil moisture percent at W3-16
endvars