基于叶片反射光谱估测水稻氮营养指数
徐浩聪,姚波,王权,陈婷婷,朱铁忠,何海兵,柯健,尤翠翠,吴小文,郭爽爽,武立权

Determination of Suitable Band Width for Estimating Rice Nitrogen Nutrition Index Based on Leaf Reflectance Spectra
XU HaoCong,YAO Bo,WANG Quan,CHEN TingTing,ZHU TieZhong,HE HaiBing,KE Jian,YOU CuiCui,WU XiaoWen,GUO ShuangShuang,WU LiQuan
表1 试验土壤特征
Table 1 Soil information about experiments
年份
Year
有机质
Organic matter (g·kg-1)
全氮
Total N (g·kg-1)
有效磷
Available P (mg·kg-1)
速效钾
Available K (mg·kg-1)
pH
2018 32.36 2.03 24.80 211.42 5.11
2019 30.89 1.77 25.97 245.52 5.54