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освоение новых земель stresses
gen.	expansion of territory
agric.	land reclamation (wikipedia.org Andrey Truhachev); reclamation of land (wikipedia.org Andrey Truhachev)
biol.	opening
nat.res.	development of virgin land; development of wild land; development and cultivation of virgin land; reclamation of virgin land
road.wrk.	development of land
освоение обработка новых земель
fin.	development of new land (целины)