Softwood
Softwood bụ osisi sitere na osisi gymnosperm dị ka conifers. Okwu a na-emegide osisi siri ike, nke bụ osisi sitere na osisi angiosperm. Isi ihe dị iche n'etiti osisi siri ike na osisi dị nro bụ na ọdịdị osisi siri ike enweghị ọwa resin, ebe osisi dị n'ime enweghị oghere (ọ bụ ezie na ọ bụghị osisi niile dị nro nwere ọwa resine).

Ihe ndị e ji mara ya 

Softwood bụ osisi sitere na osisi gymnosperm dị ka pine na spruces. Osisi ndị dị nro anaghị adị nro karịa osisi siri ike. Osisi siri ike siri ike siri ike karịa osisi softwood ọ bụla,[nyocha chọrọ] mana n'ime otu abụọ ahụ enwere nnukwu mgbanwe dị iche iche na oke osisi siri ike nke otu abụọ ahụ na-agbakọta.  Dịka ọmụmaatụ, osisi balsa, nke bụ osisi siri ike, dị nro karịa ọtụtụ osisi ndị dị nro, ebe osisi pine Longleaf, Douglas fir, na yew softwoods siri ike karịa ọtụtụ osisi siri ike

Ndị na-ewu ụlọ na-ejikarị osisi ndị dị nro eme ihe ma na-ejikwa ha emepụta akwụkwọ, na ngwaahịa kaadị. N'ọtụtụ n'ime ngwa ndị a, enwere mkpa mgbe niile maka njikwa njupụta na ọkpụrụkpụ na ihe mmetụta gamma-ray egosila ezigbo arụmọrụ na nke a.

Ụdị ụfọdụ nke osisi ndị dị nro na-eguzogide mwakpo ụmụ ahụhụ site na woodworm, dịka ụfọdụ ụmụ ahụhụ na-ahọrọ osisi siri ike.

Ihe atụ nke osisi softwood na ojiji 

 Douglas fir - ọrụ ịkwa osisi, ọnụ ụzọ na ihe owuwu dị arọ
 Eastern white pine - oche
 European spruce - eji eme ihe n'oge niile a na-ewu ya, na-etinye ya na mkpuchi ya
 Larch - mkpuchi na ụgbọ mmiri
 Lodgepole pine - elu ụlọ, ala na ime chipboard na particle board
 Osisi pine nke Monterey
 Parana pine - steepụ na osisi
 Scots pine - ụlọ ọrụ na-ewu ụlọ, ọkachasị maka ọrụ ime ụlọ
 Nnụnụ Sitka - 
 Southern yellow pine - joinery, ala na oche
 Western hemlock - ọnụ ụzọ, osisi na oche
 Western red cedar (ma ọ bụ red cedar) - oche, mkpuchi, mkpuchi ụlọ, na ụlọ elu
 Yew - oche dị n'ime na n'èzí dịka oche, ogwe ọnụ ụzọ ámá na ntụgharị osisi

Ngwa 
Softwood bụ isi iyi nke ihe dịka 80% nke mmepụta osisi n'ụwa, ebe ebe mmepụta ọdịnala bụ mpaghara Baltic (gụnyere Scandinavia na Russia), North America na China.  A na-ejikarị osisi Softwood eme ihe dị ka osisi arụrụ arụ, yana imecha osisi.

Hụkwa 

 Ndepụta osisi
 United States - Canada softwood esemokwu
 Osisi siri ike
 Ule ike Janka
 Ọnụ ọgụgụ Brinell

Edensibia