%0 Journal Article %T STEROL CONTENT IN THE TISSUES OF BIRCH (BETULA PENDULA) AND POPLAR (PUPOLUS TREMULA) %A Devyatlovskaya, A.N. %A Zhuravlyeva, L.N. %K ethers, sterols, glycosides, annual cycle, fatty acid, oleic acid, linoleic acid %J Bulletin of KSAU %D 2013 %N %P 5 %I Krasnoyarsk State Agrarian University