1. Relation of agronomic and multispectral reflectance characteristics of spring wheat canopies;Ahlrichs;Agron. J.,1983
2. Cultural and environmental effects on the spectral development patterns of corn and soybeans-field data analysis;Crist,1982
3. Costs of measuring leaf area index of corn;Daughtry,1984
4. Spectral estimates of solar radiation intercepted by corn canopies;Daughtry;Agron. J.,1983
5. Leaf area estimates from spectral measurements over various planting dates of wheat;Hatfield;AgRISTARS Tech. Rep. SRM2-04341,1982