动态规划法确定灌溉用水定额  

Ascertain Irrigate Water Ration via Dynamic Layout Means

作　　者：王二英[1] 刘小山[1] 

机构地区：[1]河北省水利技术试验推广中心,河北石家庄050061

出　　处：《地下水》2008年第4期80-83,86,共5页Ground water

摘　　要：农作物灌溉用水定额是实现水资源优化管理的重要组成部分,随着经济社会的发展,农业灌溉用水面临着水资源不足和保证粮食安全的双重压力,因此科学地确定农业灌溉用水定额,是实行微观定额管理的重要基础资料,也是今后水行政主管部门科学核定取水许可数量、建立水权分配制度的重要依据。本文采用动态规划的方法确定各种作物的灌溉用水定额。Crop irrigated water ration is the main part of realizing the optimized management of water re- source, along with economic social development, agro - irrigated water is faced with double pressure which are water resource lack and provisionment guarantee, so scientific confirm agro - irrigate water ration, be important basal information for implement microcosmic ration administrant, also be important gist for water administration governing body department scientific check and ratify watery permissive amount and based water- right distributive system. The text introduce dynamic layout ascertain irrigate water ration of crop.

关 键 词：动态规划 灌溉用水定额 

分 类 号：S274[农业科学—农业水土工程]