遥感技术在植物氮营养诊断和推荐施肥中的应用之研究进展

·通过对遥感技术在作物氮营养诊断方面的研究与最新进展进行了综述，系统评价了高光谱遥感技术、可见光数字图像技术和卫星遥感技术在作物氮营养诊断与氮肥推荐方面的原理、优缺点以及目前的研究现状。认为遥感技术在作物氮营养诊断方面仍然存在技术复杂与设备昂贵等方面的问题，但随着技术的发展，遥感技术在未来精确养分管理方面有广阔的应用前景。

Overview of Remote Sensing Technology be used in Plant Nitrogen Status Diagnosisand N Fertilizer Recommendation

The recent development of remote sensing technologies be used in plant nitrogen status diagnosis and N fertilizer recommendation was summarized. The principles, merits, shortcomings and current research status of the hyper-spectral canopy measurements, digital image processing and high resolution satellite image be used in N status diagnosis were analyzed. It is suggested although the problems such as the expensive equipments and complicated techniques remains, but with the development of the technologies, the remote sensing still have bright future be used in precision nutrient management in the future.