Elms are deciduous and semi-deciduous trees comprising the flowering plant genus Ulmus in the plant family Ulmaceae. The genus first appeared in the Miocene geological period about 20 million years ago, originating in what is now central Asia. These trees flourished and spread over most of the Northern Hemisphere, inhabiting the temperate and tropical-montane regions of North America and Eurasia, presently ranging southward in the Middle East to Lebanon, and Israel , and across the Equator in the ...
Li plis nan WikipediaTape yon sentòm oswa yon maladi epi li sou remèd fèy ki ta ka ede, tape yon zèb ak wè maladi ak sentòm li itilize kont.
* Tout enfòmasyon baze sou rechèch syantifik pibliye