While the relation betweenirrigationintensity and crop absorption ratiois not clear at present.

Aanalysis on irrigation system at irrigating area of Mopan Mountain in Wuchang City;

Establishment of brackish water irrigation system with multi-target policy;

Study of main crop irrigation system from meteorological factors in Litong region of Ningxia irrigation area;

This paper has concluded the reasonable supplementary water time is the important technical measure to improve the two reservoir s generating benefit,according to compare the irrigation dispatching between the two reservoirs in1997 and 1998.

Analyses of irrigation scheduling and water balance for irrigation district in lower reaches of Yellow River;

Saline water irrigation scheduling method based on crop-salt-water production function;

The optimum irrigation scheduling for rice with stochastic rainfall under limited water supply;

Several issues in irrigation schedule design;

Optimal irrigation schedule model of forage crop by RAGA-DP under deficit irrigation;

Optimization of irrigation schedule based on hyperplane real coding genetic algorithm;

On the basis of this, six irrigation models were formulated,choosing method for water saving irrigation procedure was proposed.

Combined with material of tobacco water-saving irrigation experiments in Enshi Autonomous Prefecture,Hubei Province,the authors optimally designed the irrigation procedures of tobacco in different typical years based on the successive asymptotic of dynamic programming.