dset grd.r10
options little_endian
undef 99.9
xdef 120 linear 20.5 1.0
ydef 36 linear 35.5 1.0
zdef 1  levels 1000
tdef 289 linear 0z29dec1977 10dy03hr30mn
VARS 1
r10 0 99 natural vegetation, ratio soil moisture 10cm/1m
endvars