Known as the "King" of spices, black pepper (Piper nigrum L.) and the "Queen" of spices, cardamom (Elettaria cardamomum M.), both perennial crops of the tropics, are the most important and most widely sought after spice crops of the world. They both have many uses, for example, …
by Pearson, M. N., (Michael Naylor)
fromExpanding World
by Pearson, M. N., (Michael Naylor)
fromExpanding World
Reviews the recent breakthroughs in vitamin A research. Discusses the metabolism of vitamin A; the mechanism of action of vitamin A and the provitamin A carotenoids; the role of retinoids in embryonic development, skin and epithelial cells, blood cells, vision, and reproduction;…
