TY JOUR TI THE VEGETABLE MATTER STOCKS IN THE AGRO-ECOSYSTEMS OF PERENNIAL FORAGE GRASSES IN THE KRASNOYARSK FOREST STEPPE KW stocks of vegetable matter KW phyto-mass KW mortmass KW eastern Galega KW sandy sainfoin KW hybrid alfalfa KW agro-ecosystems KW perennial grasses JO Bulletin of KSAU AU Vlasenko, O.A. AU Avetisyan, A.T. PY 2015 IS PB Krasnoyarsk State Agrarian University