The change tendency of discrepancy between canopy and air temperature with growth stage was higher under water deficiency than full water supply.
冠层温度-气温差随作物生长发育期的变化趋势为低水分处理高于高水分处理。
The canopy spectral reflectance were gradually getting larger in the visible region and smaller in the near infrared region as the growth stage went on.
冠层光谱反射率随发育期推移在可见光范围内逐渐增大，在近红外区域逐渐降低；
There is a clear difference about colonial canopy architecture character and LAI in different growth stage between different spike cultivar .
不同穗型品种的群体冠层结构性状及不同生育时期的LAI均有明显差异。
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