Models for Determining Oil Contents in Camellia oleifera Seeds by Using Near Infrared Spectroscopy Measurement of Wheat Hardness by Near Infrared Transmittance Spectroscopy Rapid determination of loganin in Liuwei Dihuang Pills by NIR spectroscopy Construction of NIRS in-line rapid detection model of concentration process of Artemisiae Annuae Herba Rapid detection of moisture and ash content in Epimedii Herba using near-infrared spectroscopy Analysis for Protein Content in Rice by Near Infrared Reflectance Spectroscopy (NIRS) Technique