中文摘要：

为农林业生产建设提供航空飞行服务的农林业航空作业是通用航空的重要组成部分,结合我国不同地区自身的地理环境、经济发展等差异,研究各地区对农林业航空的需求分布,可为国家制定相关政策、引导市场发展提供了借鉴依据.长期以来我国对通用航空缺乏有效监测,各类统计信息不完善,文中基于灰色星座聚类理论,从理论上探讨各地区对农林业航空作业的主导需求.

英文摘要：

General aviation has strategic significance for national economic construction,social development and public service,especially for agriculture and forestry aviation which an important part of general aviation.Due to various geography and economy in different regions in China,there can be references for making national policy and guiding market development focusing on the regionalized distribution characteristics of China＇s agriculture and forestry aviation.Meanwhile,because of the supplies shortage of general aviation information,it discusses major demand for agriculture and forestry aviation based on gray constellation cluster.