Sida muuqaal ka soo baxay filim cabsi leh, diirta yaanyada miro-macaanku waxay aamusiyaan dhirta cunnadooda 'oohinta caawimaadda markay cunayaan caleemaha. Taasi waa helitaanka koox cilmi-baarayaal kala duwan ah, oo sheegay in natiijooyinka laga yaabo inay soo bandhigaan fikrado ku saabsan awooda dhirta dalagga - sida yaanyo iyo soybeynka-si ay ugu adkeystaan walbahaarka dheeraadka ah sida isbeddelka cimilada.
"Waxaan helnay istiraatiijiyad cusub oo cayayaanka uu candhuufta u adeegsado si looga hortago sii deynta difaaca dhirta hawada iyadoo loo marayo marin habaabinta tooska ah ee stomata dhirta," ayuu yiri Gary Felton, oo ah borofisar iyo madaxa Waaxda Cudurka Entomology ee Gobolka Penn, isagoo xusay in stomata ay yihiin godad yaryar caleemaha dhirta ee nidaamiya is-weydaarsiga gaaska, oo ay ku jiraan qiiqa difaaca dhirta iyo kaarboon laba ogsaydhka, ee u dhexeeya geedka iyo deegaanka.
Gaar ahaan, cilmi-baarayaashu waxay darseen saameynta enzyme gaar ah-glucose oxidase (GOX) -taas oo ku dhacda candhuufta yaanyo yaroo yaroo ah (Helicoverpa zea) oo ku taal stomata dhirta iyo wasakhda difaaca dhirta, oo loo yaqaan 'vobilales of herbivore-induced plant volatiles (HIPV).
"HIPV-yada waxaa loo maleynayaa inay gacan ka geysanayaan sidii dhirta looga ilaalin lahaa geedaha yaryar iyadoo la soo jiidanaayo cadawga dabiiciga ah ee geedahaas iyo iyadoo loo digayo dhirta deriska la ah joogitaanka geedaha u dhow," ayuu yiri Felton. Sidaas darteed, xirnaanshaha caloosha ayaa leh awood uu ku badalo isdhexgalka guud ahaan bulshada dhirta. ”
Ka aqri maqaalka oo dhameystiran barta 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 iyo Felton, GW (2021), Aaminta digniinta: enzyme calvary canvori wuxuu xiraa stomata-ga dhirta wuxuuna joojiyaa sii deynta. Phytol cusub. https://doi.org/10.1111/nph.17214