Gibberellic acid (GA3) ndi mahomoni amphamvu kwambiri omwe amapezeka muzomera amawongolera kukula kwawo.Itha kuthandiza mbewu kuthana ndi vuto la kugona, kulimbikitsa kumera kwa mbewu ndi kuphukira msanga, kulimbikitsa ndikufulumizitsa kukula kwa mbewu, kupewa kugwa kwa zipatso, kuthandizira kukula kwa zipatso zopanda mbewu, kulimbikitsa maluwa kwa nthawi yayitali.Gibberellic acid imatha kukhudza bwino tsinde ndi mizu ya zipatso, masamba ndi mbewu zamasamba.
Dzina lazogulitsa | Gibberellic acid/GA3 |
Dzina Lina | PRO-GIBB;KUMASULIDWA;RYZUPSTRONG;UVEX;(1alpha, 2beta, 4aalpha, 4bbeta, 10beta) -2,4a, 7-trihydroxy-1-methyl-8-methylenegibb; (1alpha, 2beta, 4aalpha, 4bbeta, 10beta) -2,4a,7-Trihydroxy-1-methyl-8-methylgibb-3-ene-1,10-dicarboxylic acid 1,4a-lactone;(1alpha,2beta,4aalpha,4bbeta,10beta)-a-lacton; (3s,3ar,4s,4as,7s,9ar,9br,12s) -7,12-dihydroxy-3-methyl-6-methylene-2-oxoperhyd |
Nambala ya CAS | 77-06-5 |
Molecular Formula | C19H22O6 |
Kulemera kwa Formula | 346.37 |
Maonekedwe | White crystal ufa |
Kupanga | 90% TC, 40% SP, 20% SP, 20%TA, 10%TA, 4%EC |
Zokolola Zofuna | Mpunga wosakanizidwa, balere, mphesa, phwetekere, chitumbuwa, chivwende, mbatata, letesi, etc. |
Kusungunuka | Zovuta kusungunuka m'madzi, etha, benzene, chloroform, zimatha kusungunuka mu methanol, ethanol, acetone, ndi zina zotero. Imatha kuwola mosavuta ikakumana ndi zamchere ndipo imakhala yofiira kwambiri ikakumana ndi sufuric acid. |
Poizoni | Gibberellic acid ndi otetezeka kwa anthu ndi ziweto.Mlingo wapakamwa kwambiri kwa mbewa zazing'ono (LD50)> 15000mg/kg |
Phukusi | 20kg / thumba / ng'oma, 25kg / thumba / ng'oma, kapena momwe mungafunire |
Kusungirako | Sungani chidebecho chotsekedwa mwamphamvu pamalo owuma ndi ozizira.Osawonetsa kuwala kwa dzuwa. |
Shelf Life | 12 miyezi |
COA & MSDS | Likupezeka |
Mtundu | Chithunzi cha SHXLCHEM |
(I) Limbikitsani kukula kwa tsinde
Gibberellic acid yofunika kwambiri zokhudza thupi ndi kulimbikitsa kukula kwa zomera, makamaka akhoza kulimbikitsa selo elongation.Gibberellic acid amalimbikitsa kukula ndipo ali ndi zotsatirazi:
1.Gibberellic acid imakhudza kukula kwa zomera zonse, imalimbikitsa kwambiri kukula kwa tsinde la zomera, makamaka mitundu yamtundu wamtundu wa mutant ikuwonekera makamaka.Koma gibberellic acid elongation in vitro stem segments alibe gawo lofunikira polimbikitsa kukula kwa ang'onoang'ono ndi IAA pachomera chonse, koma kudula tsinde lotalikirali thupi limakhala ndi gawo lalikulu pakukweza.Gibberellic acid kulimbikitsa elongation wa zomera zazing'ono ndi chifukwa gwero gibberellic asidi biosynthesis oletsedwa mitundu yamamera, kupanga thupi gibberellic asidi zili m'munsi kuposa zabwinobwino mitundu chifukwa.
2. Pakuti sitepe kukula, asidi gibberellic makamaka kulimbikitsa ena internodes elongation kukhala yaitali, osati kuchuluka kwa zigawo.
3. Ngakhale apamwamba kuposa bwino ntchito ndende, komanso sangalepheretse kukula, kusonyeza kwambiri zotsatira Kukwezeleza, Kukwezeleza auxin amene ali momwe akadakwanitsira ndende pa nkhani ya zomera kukula ndi osiyana kwambiri.
4. Mitundu yosiyanasiyana ya zomera ndi mitundu ya gibberellic acid reaction ndi yosiyana kwambiri ndi kugwiritsa ntchito gibberellic acid mu masamba (celery, letesi, leeks), msipu, mbewu monga tiyi ndi ramie, kupeza zokolola zambiri.
(II) Kupangitsa maluwa
Kusiyanitsa kwa maluwa amtundu wina kumakhudzidwa ndi kutalika kwa tsiku (photoperiod) ndi zotsatira za kutentha.Mwachitsanzo, kwa biennial chomera, amafuna angapo masiku ozizira mankhwala (ndi vernalization) pachimake, koma osati amasonyeza bolting, maluwa rosette kukula.Ngati zomera popanda vernalization ntchito gibberellic asidi, osati ndi otsika kutentha ndondomeko amathanso kukopa maluwa, ndipo zotsatira zake n'zoonekeratu.Komanso, akhoza m'malo yaitali tsiku kupatsidwa ulemu wa zomera maluwa mu masiku ena yaitali, koma asidi gibberellic pa lalifupi masiku zomera maluwa Mphukira kusiyana popanda kulimbikitsa kusiyana kwa zomera maluwa, asidi gibberellic kwa duwa lake lotseguka ali kwambiri kulimbikitsa zotsatira.Monga gibberellic acid akhoza kulimbikitsa stevia, cycads ndi Cupressaceae, Taxodiaceae maluwa zomera.
(III) Kupuma pang'ono
Ndi 2 ~ 3μg · g gibberellic acid mankhwala matalala mbatata akhoza kumera mwamsanga, amene angathe kukwaniritsa zofunika kukula mbatata kangapo pachaka.Kuwala kofunikira kumera mbewu kumafunika kutentha kochepa, monga letesi mbewu, fodya, basil, maula ndi apulo, etc., asidi gibberellic akhoza m'malo kuwala ndi otsika kutentha kuswa dormancy, ndi chifukwa gibberellic acid akhoza kulimbikitsa α- amylase, kaphatikizidwe ka ma proteases ndi ma hydrolytic enzymes ena amathandizira kuwonongeka kwa zinthu zosungiramo mbewu kuti zikule ndi kukula kwa mluza.M'makampani opanga moŵa, mothandizidwa ndi gibberellic acid popanda kumera mbewu za balere, zimatha kuyambitsa kupanga kwa α-amylase, njira ya saccharification imathandizira panthawi yopangira moŵa komanso kutsitsa mphukira zopumira, potero kuchepetsa mtengo.
(IV) Limbikitsani kusiyana kwa amuna
Kwa zomera zamaluwa za dioecious zamtundu womwewo pambuyo pa chithandizo ndi gibberellic acid, kuonjezera chiwerengero cha maluwa achimuna;Kwa zomera zazikazi, zomera za dioecious, monga mankhwala a gibberellic acid, zimapatsanso amuna.Pachifukwa ichi zotsatira za auxin ndi gibberellic acid ndi ethylene mosiyana.
(V) Zotsatira zina za thupi
Gibberellic acid imatha kulimbikitsanso mphamvu ya IAA pakupanga zakudya komanso kulimbikitsa mbewu zina ndi zipatso za parthenocarpy, kuchedwetsa kumera kwamasamba.Kuphatikiza apo, gibberellic acid imathanso kulimbikitsa kugawanika kwa maselo ndi kusiyanitsa, gibberellic acid kulimbikitsa magawano a cell ndi chifukwa chakufupikitsa kwa gawo la G1 ndi S.Koma asidi gibberellic analetsa mapangidwe adventitious mizu koma amene auxin ndi osiyana.
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Nthawi yotsogolera
≤100kg: mkati mwa masiku atatu ogwira ntchito mutalandira malipiro.
>100kg: sabata imodzi
Chitsanzo
Likupezeka.
Phukusi
20kg/thumba/ng'oma, 25kg/thumba/ng'oma
kapena momwe mungafunire.
Kusungirako
Sungani chidebecho chotsekedwa mwamphamvu pamalo owuma ndi ozizira.
Osawonetsa kuwala kwa dzuwa.