Evaluating canopy spectral reflectance vegetation indices to estimate nitrogen use traits in hard winter wheat

Agriculture & Biology

• vegetation index 96%
• reflectance 75%
• winter wheat 71%
• canopy 60%
• nitrogen 43%
• wheat 28%
• nitrogen fertilizers 27%
• flowering 21%
• uptake mechanisms 19%
• biomass 18%
• genotype 17%
• nutrient use efficiency 16%
• harvest index 16%
• breeding programs 12%
• grain yield 11%
• phenotype 9%

Earth & Environmental Sciences

• canopy reflectance 100%
• spectral reflectance 85%
• vegetation index 75%
• wheat 68%
• winter 45%
• nitrogen 44%
• genotype 27%
• biomass 15%
• phenotype 13%
• index 12%
• breeding 12%
• harvest 11%
• fertilizer 10%
• trial 10%
• need 6%
• program 6%