Biological and biochemical characters of promising silage plants. (7. Nutrient contents and amino acid composition of proteins in Rhaponticum carthamoides, Crambe cordifolia and Symphytum asperum).
In trials in Lithuania, plants of R. carthamoides, C. cordifolia and S. asperum at the flowering stage in the 2nd and 3rd yr of growth contained 13.8-20.3% CP, 19.5-22.2% cellulose, 3.7-4.4% ether extract, 38.5-51.6% NFE, 10.2-14.6% ash, 13.7-17.3% carotene and 98.3-83.3 mg% ascorbic acid. The CP contained 3.93-5.43% lysine, 3.42-5.43% threonine, 3.31-5.12% valine, 1.02-3.42% methionine, 3.18-5.31% isoleucine, 5.5-9.37% leucine and 4.81-7.25% phenylalanine.