On the possibility to adopt the historical practice of applying technologies for land fertility increase in Eastern Prussia at agricultural enterprises of the Kaliningrad region
....organicworld.net/fileadmin/documents/yearbook/ 2011/world-of-organic-agriculture-2011-page-1—34.pdf (accessed 10 April 2012).
Levina Roza, Voloshenko Ksenya
10.5922/2079-8555-2012-2-9
85-91
agricultural enterprises, land use, land fertility, melioration system, organic agriculture