Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
비견수종은 서로 다른 나무의 특성을 비교하는 데 사용됩니다.bigyeonsujongeun seoro dareun namuui teukseong-eul bigyohaneun de sayongdoemnida.Comparison tree species are used to compare the characteristics of different trees.