TY JOUR TI PHYTOCOENOTIC BONDS OF AMBROSIA ARTEMISIIFOLIA L. IN URBOCENOSES KW ambrosia artemisiifolia KW phytocoenotic bonds KW agroecosystems KW projective cover JO Scientific and methodological journal "Science and education: modern time" AU Savva, A.P. AU Esipenko, L.P. AU Padalka, S.D. AU Podvarko, A.T. AU Telezhenko, T.N. AU Marchenko, N.A. PY 2018 IS 1 PB Non-state educational private institution of additional professional education "Expert-methodological centre"