Keyphrases
Maize
100%
Environmental Variables
100%
Management Variables
100%
Fluorescent Sensor
100%
Leaf Chlorophyll Fluorescence
100%
Index Prediction
100%
Nitrogen nutrition Index
100%
Dualex
87%
N Status
62%
Status Diagnosis
62%
N Balance
37%
Balance Index
37%
Crop N Status
37%
Chlorophyll a (Chl a)
25%
N Management
25%
Nutritional Status
12%
Remote Sensing
12%
Nitrogen N
12%
Developing Strategy
12%
N Rate
12%
Two-field
12%
Diagnostic Tool
12%
Weather Conditions
12%
Sensor Measurement
12%
Sensor Data
12%
Status Assessment
12%
Diagnostic Accuracy
12%
Accuracy-based
12%
Management Condition
12%
Weather Variables
12%
Kappa Coefficient
12%
Multiple Linear Regression Analysis
12%
Index-based
12%
Multiple Linear Regression Model
12%
Stage Model
12%
Diagnosis Management
12%
Plant Density
12%
Sensor Readings
12%
Northeast China
12%
Fluorescence Sensing
12%
Real-time Technology
12%
Status Prediction
12%
Site-specific N Management
12%
Agricultural and Biological Sciences
Nutrition Assessment
100%
Nitrogen Nutrition Index
100%
Chlorophyll
28%
Nutritional Status
14%
Plant Density
14%
Information Management
14%
Remote Sensing
14%
Information Systems
14%