%0 Journal Article %T THE ROLE OF ECOLOGICAL FACTORS IN THE CULTIVATION OF ONIONS IN THE PEN CLOSED AGRO-ECOSYSTEMS OF KRASNOYARSK AGGLOMERATION %A Demidenko, G.A. %K onion, agroecosystems, environ-mental monitoring, efficiency, mineral food, fertiliz-ers, Knop solution, ammofoska, nitroammofoska (azofoska), onions feather length, onions root length %J Bulletin of KSAU %D 2016 %N %P 8 %I Krasnoyarsk State Agrarian University