介绍了模型库系统中模型操纵的几种方法、农业信息决策支持系统常见模型的种类及存储方式；
The article introduces kinds of model manipulation methods and the familiar model category and memory mode in agricultural information decision support systems .
但是对农业，特别是广义的农业的结构优化、调整的决策支持系统却不多见。
But there are few decision support systems of modulation and optimization in agricultural structure, especially in the generalized agriculture.
阐述了农业信息决策支持系统中模型库系统结构设计方法，以及经济效益分析的构模过程。
Author expatiates framework design method of model library system in agricultural information decision support systems and the process of form model in cost benefit analysis.
阐述了农业信息决策支持系统中模型库系统结构设计方法，以及经济效益分析的构模过程。
Author expatiates framework design method of model library system in agricultural information decision support systems and the process of form model in cost benefit analysis.
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