打破圓齒野鴉椿種子休眠及外植體選擇誘導(dǎo)實驗研究.pdf

1、福建農(nóng)林大學(xué)碩士學(xué)位論文打破圓齒野鴉椿種子休眠及外植體選擇誘導(dǎo)實驗研究姓名：楊燕凌申請學(xué)位級別：碩士專業(yè)：生物工程指導(dǎo)教師：林文雄柯玉琴20081001福建農(nóng)林大學(xué)碩士學(xué)位論文ResearchonRelievingSeedDormancyandStudyonAlternativeInductionofExplantofEascaphiskonlshliHayataAbstract：ThecrustofEascaphiskonlshfiH

2、ayatamakingitwaterproofandairtightrenderstheseedhardtecoverfromdormancyThisstudyshowedthatgerminationratesweredifferentwhenseedsweredealtwithdifferentconcentrationsofacidoralkaliThegerminationratewasthehighestwhentheywer

3、edealtwith50％H2S04for10min，whereastheratewasloweriftheconcentrationofH2504was40％or60％jTheratewaszerowhendealtwith20％。40％or60％alkaliTheseedwhichwasnotstoredinsandcouldnotgrowintheculturemediumbytissueculturetechniqueThele

4、avesofEascaphiskonlshfiHayatawereusedasexplantsinthisresearchtodiscusstheeffectsofdifferenthormonalconditionsontheinductionandcultureofEascaphiskonlshfiHayata’ScalluswithMSmediumsTheresultsindicatedthataddingsinglehormon

5、e，suchas2，4一DorNAAwasdisadvantageousfortheinductionofEascaphiskonlshliHayata’ScallusItalsoindicatedthataddingtwokindsofdifferenthormonesatthesametimecouldacceleratetheinductionofEuscaphisjaponica’ScallusTheinducedeffecto