00674naa#a2200181#i#4500001001500000005001700015011001400032100004100046101000800087102000700095200016400102210013700266215001000403608002700413700002000440700001800460856001400478EN\\bibl\1017020241219014541.4##a2311-8873##a20151226b2015####ek#y0engy0150####ca0#aRUS##aRU1#aENVIRONMENTAL CONDITION AND STABILITY BIOLOGICAL PRODUCTIVITY OF AGRO ECOSYSTEMS WITH SUNFLOWER CROPS IN CONDITIONS OF HIGH ANTHROPOGENIC LOADeJournal article1#aVoronezhcFSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozovd2015##a3 с.##aJournal article2local#1aVysotskayagE. #1aKrekotengM. 4#azh-szf.ru