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人工草地牧草优化种植结构和地下水资源可持续利用
Optimum grass growing pattern of artificial grassland and sustainable utilization of water resources
【摘要】 用响应矩阵法将牧草生育期耗水量、灌溉抽水量及其抽水量对地下水系统水位降深的响应关系相嵌在一起,建立了确定地下水资源可持续利用决策的非线性多目标模型,用排序的表现矩阵度量可行解对所有目标总体表现优劣程度的向量比较多目标遗传算法求解模型,得出人工草地牧草最佳种植结构方案和地下水资源可持续利用决策。
【Abstract】 A nonlinear multi-objective model was set up by coupling water requirement of grass,pumpages for(irrigation) and it responds to drawdown of groundwater table with response matrix approach.The optimum grass growing pattern and sustainable utilizing decision of groundwater system were obtained by solving nonlinear(multi-)objective model with multi-objective genetic algorithm which was used to evaluate the(feasible) solution how they match the objectives with expression matrix ordered by total fitness values.
【关键词】 人工草地;
最佳种植结构;
水资源;
可持续利用;
决策;
【Key words】 artificial grassland; optimum growing pattern; water resources; sustainable utilization; decision-making;
【Key words】 artificial grassland; optimum growing pattern; water resources; sustainable utilization; decision-making;
【基金】 国家自然科学基金重点资助项目(50139040)
- 【文献出处】 农业工程学报 ,Transactions of the Chinese Society of Agricultural Engineering , 编辑部邮箱 ,2006年02期
- 【分类号】S812
- 【被引频次】22
- 【下载频次】308