1Early detection of canopy nitrogen deficiency in winter wheat (Triticum aestivum L.) based on hyperspectral measurement of canopy chlorophyll status

作者： Zhao, C.; Wang, Z.; Wang, J.; Huang, W.; Wang, Z.; Guo, T.; SCI

机构： Natl Engn Res Ctr Informat Technol Agr, Beijing, Peoples R China; Univ Lethbridge, Dept Phys & Astron, Lethbridge, AB T1K 3M4, Canada; Henan Agr Univ, Natl Engn Res Ctr Wheat, Zhengzhou, Henan, Peoples R China;

来源：NEW ZEALAND JOURNAL OF CROP AND HORTICULTURAL SCIENCE

关键词： canopy nitrogen deficiency; early detection; vegetation index; winter wheat; remote sensing

年份：2011