作物结构又称作物构成。指一个国家、地区或生产单位内各种作物种植面积的比例关系。
...作物结构；社会经济 [gap=12344]Key Words American Cereal Crops, Maize, Sweet Potato, Potato, Grain Production, Crops Structure, Social Economy ...
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一直以来，关于南瓜的植物学分类都讨论得很多，却没有清楚的农作物结构描述。
There has been much discussion on the botanical classification of pumpkin, and there is no clear anatomical description for the crop.
在灌溉水价提高时如果农户选择调整作物结构或选择节水，农户意愿灌溉水价就越高。
When the irrigation water price is raised, if farmers choose to adjust the crop structure or choose water saving style, the more irrigation water price farmers willing to pay.
应用作物结构 功能模型 FSPM 分析与模拟逆境下作物生产力，辅助分析挖掘抗逆形态和生理特征；
Applying Functional-Structural Plant Models (FSPMs) to simulate crop growth, development, productivity and Assist to analyse and discover morpho-physiological traits for breeding;
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