Zoo li ib qho kev tshwm sim los ntawm cov yeeb yaj kiab txaus ntshai, txiv lws suav txiv kab ntxwv kab ntsig silence lawv cov nroj tsuag zaub mov 'crying kev pab thaum lawv noj lawv cov nplooj. Qhov ntawd yog qhov kev tshawb nrhiav los ntawm ntau pab neeg tshawb fawb, uas tau hais tias cov txiaj ntsig tuaj yeem ua rau muaj kev nkag siab txog lub peev xwm ntawm cov nroj tsuag qoob loo-xws li txiv lws suav thiab taum-kom tiv thaiv kev ntxhov siab ntxiv xws li kev hloov pauv huab cua.
Gary Felton, tus xibfwb thiab tus thawj coj ntawm Department of Entomology ntawm Penn State tau hais tias "Peb tau tshawb pom ib lub tswv yim tshiab uas cov kab siv qaub ncaug los tiv thaiv kev tso tawm ntawm cov nroj tsuag hauv huab cua los ntawm kev tswj cov stomata ncaj qha," said Gary Felton, tus xibfwb thiab tus thawj coj ntawm Department of Entomology ntawm Penn State, sau tseg tias stomata yog me me pores. ntawm cov nplooj ntoo uas tswj kev sib pauv roj, suav nrog cov nroj tsuag tiv thaiv emissions thiab carbon dioxide, nruab nrab ntawm cov nroj tsuag thiab ib puag ncig.
Tshwj xeeb, cov kws tshawb fawb tau kawm txog qhov cuam tshuam ntawm ib qho enzyme-glucose oxidase (GOX) - uas tshwm sim hauv cov qaub ncaug ntawm txiv lws suav txiv kab ntxwv kab ntsig (Helicoverpa zea) ntawm cov stomata thiab cov nroj tsuag tiv thaiv emissions, hu ua herbivore-induced plant volatiles (HIPV).
Felton tau hais tias "HIPVs tau xav tias yuav pab tiv thaiv cov nroj tsuag los ntawm kab tsuag los ntawm kev nyiam cov yeeb ncuab ntuj ntawm cov tsiaj txhu thiab los ntawm kev ceeb toom cov neeg nyob sib ze kom pom cov tsiaj txhu nyob ze," Felton tau hais. "Yog li ntawd, kev kaw lub cev muaj peev xwm hloov pauv kev sib cuam tshuam thoob plaws hauv zej zog cog qoob loo."
Nyeem tsab xov xwm tiav ntawm www.phys.org.
Lin, P.-A., Chen, Y., Chaverra-Rodriguez, D., Heu, CC, Zainuddin, NB, Sidhu, JS, Peiffer, M., Tan, C.-W., Helms, A., Kim, D., Ali, J., Rasgon, JL, Lynch, J., Anderson, CT thiab Felton, GW (2021), Silencing lub tswb: ib kab kab qaub ncaug enzyme kaw cov stomata thiab inhibits volatile tso tawm. New Phytol. https://doi.org/10.1111/nph.17214