winter months to clean and moisten the skin. The wood, being both strong and light, makes excellent fishing floats, toys, insulating material and drawing boards. Nutrition Per 100 grams shelled nuts: 24 g protein 57 g fat: 44% polyunsaturated fatty acids 18% monounsaturated fatty acids 17% saturated fatty acids 193 mg calcium 527 mg magnesium 4 mg zinc 2.8 mg copper 565 mg vitamin E (tocopherol) Economic aspects Richard Borshay Lee, writes A diet based on mongongo nuts is in fact more reliable than one based on cultivated foods, and it is not surprising, therefore, that when a Bushman was asked why he hadn't taken to agriculture he replied: "Why should we plant, when there are so many mongongo nuts in the world?" See also Post-scarcity economy References Crotonoideae Desert fruits Edible nuts and seeds Drought-tolerant trees Nut oils Flora of Southern Africa