Почвена карта на България

https://bezmotika.com/temp/%D0%9F%D0%BE%D1%87%D0%B2%D0%B5%D0%BD%D0%B0_%D0%BA%D0%B0%D1%80%D1%82%D0%B0_%D0%BD%D0%B0_%D0%91%D1%8A%D0%BB%D0%B3%D0%B0%D1%80%D0%B8%D1%8F_1965.jpg