Accumulation Dynamics of Glutenin Subunits and Glutenin Polymer in Wheat Cultivars with Different Qualities during Grain Development Distribution of salvianolic acids in aerial parts of Salvia miltiorrhiza during different growing periods and accumulation dynamic analysis Monitoring Grain Protein Accumulation Dynamics with Canopy Reflectance Spectra in Wheat Accumulation dynamic of soil Cu and Zn under long-term application of pig manure in red paddy field Accumulation dynamics and distribution of active components in Tribulus terrestris