Kodi CAM metabolism ya succulents ndi chiyani?

Cacti, zokoma ndi zomera ndi caudex, ngakhale ndizosiyana kwambiri, zili ndi zofanana: CAM kagayidwe kake, kapena Acid Metabolism of Crassulaceae. Ndipo ndikuti, kukhala m'malo okhala ndi chitetezo champhamvu, amayenera kupewa kupewa kutaya madzi ndi thukuta. Popanda madzi awa sakanakhalako, ndichifukwa chake dontho lililonse ndilofunika kwambiripopeza itha kukhala kusiyana pakati pa moyo ndi imfa.

M'malo mwake, ndizochulukirapo kotero kuti amaletsa kukula kwawo kwathunthu kutentha kukaphatikizidwa ndi nyengo yachilala, ndipo amayambiranso nyengo ikasintha. Koma kodi mukudziwa kuti CAM metabolism ndi chiyani? Osa? Osadandaula, ndikuwuzani za izo pompano 😉.

Zomera zomwe zili ndi masamba, tinene kuti wamba, ndiye kuti zomwe zili ndi malire, zobiriwira zobiriwira, zimajambula photosynthesize masana. Bwanji? Kutsegula ma pores kapena stomata awo kuti atenge kaboni dayokisaidi (CO2) kuti asinthe mphamvu ya Dzuwa kukhala chakudya. Iyi ndi ntchito yomwe amachita popanda vuto, popeza amakhala ndi madzi ochulukirapo kapena osasintha. Koma, Kodi chimachitika ndi chiyani moyo ukakhala wovuta kwambiri?

Mwachilengedwe, zinthu ziwiri zokha zimatha kuchitika: mwina mungasinthe, kapena simungakhale ndi moyo. Pankhani ya okoma, amasintha. Iwo adazichita mwanjira yapadera kwambiri: pochita photosynthesis magawo awiri. Usiku amaphatikizapo mpweya woipa, motero amapanga malate popanda kufunika kwa dzuwa, ndipo masana amapanga shuga kuchokera ku malate., kukhala wokhoza kutseka stomata. Chifukwa chake, amatha kusunga madzi ndikugwiritsa ntchito pokhapokha ngati pakufunika kutero.

Kodi mudazipeza zosangalatsa? Mosakayikira, zokoma ndi zina mwa zomera zodabwitsa kwambiri. Osangosintha masamba ndi / kapena matupi awo kuwasandutsa nkhokwe zamadzi, komanso amachita zonse zotheka kuti asatayike.