Russe ⇄ Allemand Anglais Français Letton Tadjik

освоение новых земель contraintes
génér.	expansion of territory
agric.	land reclamation (wikipedia.org Andrey Truhachev); reclamation of land (wikipedia.org Andrey Truhachev)
biol.	opening
ressourc.	development of virgin land; development of wild land; development and cultivation of virgin land; reclamation of virgin land
trav.	development of land
освоение обработка новых земель
financ.	development of new land (целины)