Masana kimiyya sun gano cewa tushen tsiro yana daidaita siffar su don ƙara yawan sha ruwa. Suna dakatar da reshe lokacin da suka rasa hulɗa da ruwa kuma suna ci gaba da reshe ne kawai bayan sun sake haɗawa da danshi, wanda ke taimaka wa shuka ta tsira ko da a cikin yanayi mafi bushewa.
Masana kimiyyar shuka a Jami'ar Nottingham sun gano wata sabuwar hanyar gano ruwa da suka kira "hydrosignaling". Phys.org portal. Yana nuna yadda motsin hormones ke da alaƙa da kwararar ruwa. An buga sakamakon aikin masana kimiyya a cikin mujallar Science.
Ruwa shine kwayoyin da ke iyakance saurin rayuwa a duniya. Sauyin yanayi yana haifar da yanayin ruwan sama ya zama marar kuskure, yana shafar amfanin gona musamman.
Tushen suna taka muhimmiyar rawa wajen rage tasirin damuwa na ruwa akan tsire-tsire ta hanyar daidaita su (misali, reshe ko zurfafawa) don samar da ƙarin ruwa. Neman yadda tushen shuka daidaitawa da damuwa na ruwa yana da mahimmanci wajen taimakawa kayan amfanin gona su kara jure wa canjin yanayi.
Yin amfani da X-ray micro-computed tomography, masu binciken sun sami damar bayyana cewa tushen ya canza siffar su don amsawa ga samun danshi na waje, haɗa motsin ruwa zuwa sigina daga hormones na shuka waɗanda ke sarrafa tushen reshe.
Binciken yana ba da mahimman bayanai game da mahimman kwayoyin halitta da hanyoyin da ke sarrafa tushen reshe don mayar da martani ga iyakancewar ruwa, taimaka wa masana kimiyya su inganta sababbin hanyoyin da za su sarrafa tushen gine-gine don inganta yawan ruwa da amfanin gona.
Lokacin da tushen ya haɗu da danshi, siginar hormonal (auxin) mai mahimmanci ya shiga tare da ruwa, yana haifar da sababbin tushe. tushen rassan. Duk da haka, lokacin da tushen ya rasa hulɗa da danshi, suna dogara ga tushen ruwa na ciki don tara wani siginar hormonal (ABA) a waje wanda ke toshe siginar reshe daga motsi. Wannan tsari mai sauƙi amma mai kyau yana ba da damar tushen shuka don daidaita surar su zuwa yanayin gida da haɓaka maido da danshi.
Waɗannan sabbin binciken suna yiwuwa ne kawai godiya ga kayan aikin yankan da kuma tsarin haɗin gwiwa na ƙungiyar masana kimiyya ta duniya daga Burtaniya, Belgium, Sweden, Amurka da Isra'ila.