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Carotenoid pigments in kale are influenced by nitrogen concentration and form.
Plant Exploration in North Carolina to Collect Collard and Other Brassica Oleracea L. Germplasm for Crop Improvement (407043)The project is designed to acquire and conserve Brassica oleraceae L. germplasm not currently available in the National Plant Germplasm System or other germplasm collections.
Kale is cool-season cooking green somewhat similar to collard and nonheading cabbage. Kale is also called borecole. "Kale" is a Scottish word derived from coles or caulis, terms used by the Greeks and Romans in referring to the whole cabbage-like group of plants.
TEXT FIG 26.1 Vegetables from Brassica oleracea Cabbage, kale, Brussels sprouts, broccoli, cauliflower Species #1 - South rim Species #2 - North rim TEXT FIG. 25.
Kale is a member of the Brassica family. Kale is a dark grayish green with deeply crinkled leaves. They are high in vitamin A and C, and anti-oxidants as well as calcium. Fat and cholesterol free. Very low sodium. Low in calories. It is similar to Collards in appearance.
The plant resembles regular broccoli although the leaves appear to be a bit broader, the stems are longer, and the head is much smaller. The flowers form first in diminutive heads and then elongate rapidly into flower stalks bearing yellow or white flowers. Other names.
Siberian kale differs from Common or Scotch Kale in that the foliage is bluish-green in color and is less curled. Cultural conditions, season, and use are similar to Common Kale.