This study proposed a colorimetric transformation and spectral features-based oilseed rape extraction algorithm (CSRA) to map oilseed rape at the provincial scale as a first step towards country-scale coverage. Using a stepwise analysis strategy. our method gradually separates vegetation from non-vegetation. crop from non-crop. https://www.parisnaturalfoodes.shop/product-category/magnesium-bis-glycinate-80-gentle/