八年级地理上册4.2农业资料拓展(新版)新人教版.doc

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1第四章 第二节 农业新型农业1.外向型农业。是指以出口创汇为主体的农业,所生产的农产品主要面向国际市场。2.旅游农业。又称观光农业,是与旅游业相结合的一种消遣性农事活动。农民利用当地的优势条件开辟活动场所,提供生活设施,吸引游客,以增加收入。3.精确农业。是高新技术与农业生产相结合的新型农业模式,它的特点是“精确”,利用全球定位系统、遥感技术等,做到精确作业、精确施肥和精确估产。4.生态农业。是指利用生物与环境之间的能量转换定律和生物之间的共生、互养规律,结合本地资源结构,建立一个或多个“一业为主、综合发展、多级转换、良性循环”的高效无废料系统。

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