Chalcone synthase is a key and often rate-limiting enzyme in the biosynthesis of anthocyanin pigments that accumulate in plant organs such as flowers and fruits. but the relationship between CHS expression and the petal coloration level in different cultivars is still unclear. In this study. three typical crabapple cultivars were chosen based on different petal colors and coloration p... https://www.mabelandfoxs.shop/product-category/book-pocket-tonies/