00669naa#a2200193#i#4500001001400000005001700014011001400031100004100045101000800086102000700094200011600101210013700217215001100354608002700365700002300392700001900415700002600434856001500460EN\\bibl\763820241222121846.7##a2311-8873##a20150930b2015####ek#y0engy0150####ca0#aRUS##aRU1#aThe main reasons for the lack of effectiveness of forest and tillage units and ways to improveeJournal article1#aVoronezhcFSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozovd2015##a12 с.##aJournal article2local#1aPosmetevgValeriy #1aZelikovgV. A.#1aLatyshevagMargarita 4#anaukaru.ru