Ib hom pob zeb yog ib yam kab mob uas pab txhais tag nrho ecosystem. Yog tsis muaj nws hom keystone, lub ecosystem yuav txawv heev los yog tsis muaj nyob rau hauv tag nrho. … Lub ecosystem yuav raug yuam kom hloov radically, tso cai rau cov tshiab thiab tej zaum yuav invasive hom kom populate nyob.
hom pob zeb tseem ceeb tshaj plaws yog dab tsi?
Bee. Bees tau raug tshaj tawm tias yog hom tseem ceeb tshaj plaws hauv ntiaj teb, uas los tsis muaj qhov xav tsis thoob vim lawv muab zaub mov thiab chaw nyob rau ntau hom kab mob sib txawv. Bees ua piv txwv zoo tshaj plaws ntawm hom keystone, lawv txhawb kev ruaj khov ntawm cov ecosystems los ntawm kev hla-pollinating ntau hom nroj tsuag sib txawv.
Vim li cas hom pob zeb tseem ceeb muaj kev cuam tshuam loj rau ecosystems dua li lwm hom?
Keystone predators yuav ua rau muaj kev sib txawv ntawm cov zej zog los ntawm kev tiv thaiv ib hom tsiaj los ua tus tseem ceeb. Lawv tuaj yeem muaj kev cuam tshuam loj heev ntawm kev sib npaug ntawm cov kab mob hauv ib qho chaw ecosystem.
Peb piv txwv ntawm hom keystone Vim li cas lawv thiaj tseem ceeb?
Sea Otter
Kelp yog cov khoom noj tseem ceeb rau cov kab mob muaj sia xws li qwj, crabs, thiab geese hauv ecosystem. Nws yog vim li no tias hiav txwv otter yog hom pob zeb tseem ceeb. Lawv lub xub ntiag tswj xyuas qhov muaj nyob ntawmhiav txwv urchins thiab yog li, kelp tau tswj hwm rau txhua yam kab mob hauv ecosystem.
Vim li cas thiaj yog keystonehom lus nug tseem ceeb?
hom pob zeb tseem ceeb yog dab tsi thiab nws txawv li cas ntawm lub hauv paus hom? Keystone hom pab txhawb rau "kev sib npaug ntawm qhov" thiab biodiversity vim yog tias nws raug tshem tawm ntawm lub cev, ecosystem yuav hloov pauv loj thiab noj qab nyob zoo ecosystems xav tau lub pob zeb tseem ceeb ua haujlwm.