A method to monitor drought using crop water stress index which is based on GIS technology combined with remote sensing data, graph and meteorological data was presented.
该文主要研究利用遥感技术资料，基于GIS技术，通过作物缺水指数模型监测旱情的方法。
2
It is necessarily to monitorcrop diseases and insect pests in integrated pest managerment.
农作物病虫害监测是有害生物综合防治必不可少的环节之一。
3
It is an accurate, convenient, clipping method to measure the feature parameters of growing crop. The model and theory is developed to monitor the growth of crop by using computer vision.