The paper presents how the pigment of " Ku-shui" rose is studied and determined by UV and chemical method. Its main component is cyanidin - 3 - glycosid and quercetin -glycosid .
With the improvement of people's living, they need not only better quality but also more variety of colors for cucumber. White cucumber is gradually favoured.
With the improvement of people's living, they need not only better quality but also more variety of colors for cucumber. White cucumber is gradually favoured.