Osisi ihe atụ maka latitudes Russia, a na-ahụ ya n'ihe fọrọ nke nta ka ọ bụrụ mba niile nwere ihu igwe na-ekpo ọkụ. Birch achọpụtala ọtụtụ ihe eji eme ihe na ndụ kwa ụbọchị, nke mere eji jiri ya kpọrọ ihe kemgbe oge ochie. Tụlee akụkụ nke osisi a, nke anyị niile sitere na nwata. 1) Akwụkwọ birch nwere ọdịdị elliptical. 2) Ọtụtụ birch, ewezuga ndị na-eto eto n'akụkụ osimiri, chọrọ ala pH dị ala. 3) Ogologo kachasị elu nke birch ruru bụ mita 30. Nke a bụ ụdị birch na-ada ada. 4) Nkezi ndụ ndụ birch bụ afọ 40-50. Otú ọ dị, n'okpuru ọnọdụ dị mma, osisi nwere ike ịdị ruo afọ 200. 5) A na-ewere birch ọlaọcha (drooping birch) dị ka osisi amara ma mara dị ka "Lady of the Woods". 6) ogbugbo birch siri ike nke na enwere ike iji ya rụọ ụgbọ mmiri. 7) Birch bụ akara mba Finland. Na Finland, a na-eji akwụkwọ birch eme tii n'ọtụtụ ebe. Birch bụkwa osisi mba Russia. 8) A na-eji sap birch mee ihe dị ka ihe nnọchi shuga na Sweden. 9) Ụmụ amaala America jiri mpụta ogbugbo osisi birch kpuchie wigwams. 10) N'ime otu afọ, birch "tozuru okè" na-amịpụta ihe dị ka nde mkpụrụ 1.
2022-11-11