type = continuous
projection=regular_ll
dx=0.0083333338
dy=0.0083333338
known_x=1.0
known_y=18000.0
known_lat=89.9958333331
known_lon=-179.9958333331
wordsize=1
tile_x=43200
tile_y=18000
tile_z=1
missing_value=15
units="fraction"
row_order=top_bottom
description="Irrigation area fraction"