Zhang Jingcheng

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Wheat aphid, Sitobion avenae F. is the most destructive insect infesting winter wheat and appears almost annually in northwest China. Past studies have demonstrated the potential of remote sensing for detecting diseases and insects damage. In the study, hyperspectral imaging in the visible and near-infrared (500-900nm) region was tried to determinate aphid(More)
Wheat aphid, Sitobion avenae F. is main aphid species infesting winter wheat in the filling stage in Northwest China, and it has severe impact on both wheat yield and quality. The study acquired hyperspectral data by ASD FieldSpec Pro spectrometer at the canopy level and aphid damage levels of samples in the filling stage of winter wheat. The spectral(More)
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