Cropping system optimization for drought prevention and disaster reduction with a risk assessment model in Sichuan Province
It is very important that making full use of the regional precipitation resources, evaluating the comprehensive risks overall and choosing drought-resisting and disaster-avoiding cropping system reasonably.Based on the meteorological data from 1961 to 2017 and crop growth period data from 1981 to 2017 Hoses in Sichuan Province, Sichuan Province was