[Energy metabolism and the requirement for food and energy in Baikal-Amur mainline workers engaged in clearing strips through the forest].

Indirect calorimetry and time studies showed the diurnal energy expenditure in wood fellers to be 5186.2, in their helpers--4476.9 and in branch choppers--5246.9 kcalories. In accordance with these energy expenditures requirements of the mentioned category of workers in energy, nutrients and other essential nutritional factors have been elaborated. Recommendations for organization of nutrition in the field are given.