9Allen R G, Pereira L S, Raes D, et al. Crop evapotranspiration: Guidelines for computing crop water requirements[J]. FAO Irrigation and Drainage paper No. 56, Rome, 1998: 103-134.
10Davidson R A, Lamber K B. Comparing the hurricane disaster risk of U.S.coastal counties[J]. Natural Hazards Review,2001, 2(3): 132-142.
