Ukusetshenziswa kwezilawuli zokukhula kwezitshalo ku-Festuca elata
I-Festuca elata, eyaziwa nangokuthi i-Festuca arundinacea Schred, iyi-turfgrass yenkathi ebandayo ekwazi ukumelana nesomiso, ukumelana nokushisa, ukumelana nezifo kanye nokubekezelela usawoti. Iyakwazi futhi ukumelana nomthunzi futhi ibekezelela ukunyathelwa futhi isetshenziswa kakhulu njengembewu ye-turfgrass.
I-Gibberellic Acid GA3:
Ukucwilisa imbewu ye-Festuca elata amahora angu-36 ngesisombululo esingu-0.2mg/LGibberellic Acid GA3 kungakhuthaza ukuhluma kwembewu nokuvela okufanayo. Ngaphezu kwalokho, ukufafaza amaqabunga ngesixazululo esingu-30~50mg/LGibberellic Acid GA3 ekuqaleni kokuluhlaza kwe-fescue ende kungasheshisa ukukhula kotshani futhi kuqedele inqubo yokutshala ngaphambi kwesikhathi.
I-Uniconazole:
Ukufafaza isixazululo esingu-200~400mg/LUniconazole emaqabunga 5~7d ngaphambi kokugunda i-Festuca elata kungavimbela ngokuphawulekayo ukukhula futhi kwenze amaqabunga abe luhlaza ngokumnyama. Ngokuvamile, umphumela wokufafaza kanye ungahlala izinyanga ezi-3.
I-Paclobutrazol:
Ukufafaza i-Festuca elata ngesixazululo esingu-600mg/LPaclobutrazol kungase futhi kuvimbele ukukhula kwama-internode awugqinsi, abe mfishane, futhi kunciphise inani lokugunda utshani.
I-Chlormequat Chloride:
Ukufafaza ngo-200mg/L I-Chlormequat Chloride ngesikhathi sokukhula okunamandla kwe-Festuca elata kunganciphisa ukuphakama kwayo kokukhula.
I-1-Naphthyl Acetic Acid (NAA):
I-NAA isetshenziswa kabanzi ohlelweni lokuhlukanisa phakathi nendawo kanye nohlelo lokusabalalisa ngokushesha isiko, kanti ukugxila okusetshenzisiwe kungu-0.50mg/L.
I-Abscisic acid:
I-abscisic acid yokugxilisa okuhlukile inomthelela omkhulu kuzinga lokungeniswa kwe-embryo callus ekhulile ye-Festuca elata. Izinga lokungeniswa liphezulu kakhulu kokuthi 2.0mg/L. Ingakwazi ukuvimbela ngempumelelo ukukhula kwemibungu nezimpande, futhi ikhulise kakhulu izinga lokungeniswa kwe-embryo callus evuthiwe. Uma ukugxila kungaphezu kuka-5.0mg/L, izinga lokungeniswa kwe-callus liyehla esikhundleni salokho.
