Puas yog cov neeg nyob hauv California?

Cov txheej txheem:

Puas yog cov neeg nyob hauv California?
Puas yog cov neeg nyob hauv California?

Video: Puas yog cov neeg nyob hauv California?

Video: Puas yog cov neeg nyob hauv California?
Video: Koj puas Nyob zoo by cyndi thao 2024, Hlis ntuj nqeg
Anonim

Euphorbia misera yog ib hom tsiaj hauv Euphorbiaceae (Spurge) tsev neeg paub los ntawm lub npe Cliff Spurge. Nws yog ib txwm nyob rau sab qab teb California thiab Baja California, qhov chaw nws paub los ntawm Sonoran Desert thiab ntug hiav txwv dej, suav nrog Channel Islands ntawm California.

spurge haiv neeg nyob qhov twg?

L. Euphorbia esula, feem ntau hu ua ntsuab spurge los yog nplooj nplooj spurge, yog ib hom ntawm spurge ib txwm nyob rau nruab nrab thiab sab qab teb Europe (sab qaum teb mus rau Askiv, Netherlands, thiab lub teb chaws Yelemees), thiab sab hnub tuaj los ntawm feem ntau ntawm Asia sab qaum teb ntawm Himalaya mus rau Kauslim Teb thiab sab hnub tuaj Siberia.

Puas yog spurge ib tsob nroj invasive?

Cov nroj tsuag tau sau thawj zaug hauv Alberta hauv xyoo 1933 thiab hauv Saskatchewan tsis ntev tom qab ntawd.… Tsis tsuas yog qhov no invasive neeg txawv teb chaws cog nthuav mus tshaj cov cheeb tsam nyob ze; Cov kua mis los ntawm nws cov stems thiab paj yog ib qho khaus rau cov tsiaj nyeg feem ntau thiab yuav ua rau tawv nqaij ua pob lossis khaus rau tib neeg.

Yuav ua li cas nplooj ntoos hlav tuaj rau US?

Leafy spurge tau yuam kev tuaj rau Tebchaws Meskas hauv xyoo 1800 ua cov kab mob hauv cov noob. Thawj cov ntaub ntawv hauv Tebchaws Meskas yog xyoo 1827 hauv Massachusetts.

Yog Euphorbias invasive?

Euphorbia esula tuaj yeem pom nyob rau hauv cov chaw tawg pleb thoob plaws sab qaum teb California thiab ntau haiv neeg cov nroj tsuag. … Nws tuaj yeem txeeb tau thiab tswj tau ntau hom nroj tsuag, suav nrog cov paj ntoo, cov nyom thiab ntoo thuv savannahs.

Pom zoo: