26744.幾種野生大豆對(duì)鹽堿土的適應(yīng)性研究

1、大連交通大學(xué)碩士學(xué)位論文幾種野生大豆對(duì)鹽堿土的適應(yīng)性研究姓名：段建興申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：環(huán)境科學(xué)指導(dǎo)教師：史錕20091211人j立交通人學(xué)1：學(xué)碩j論文AbstractThesalt—alkalisoilisawidelyexistentsoilstyleandhasgreatlypotentialvalueinuseThecoveredcontentbyvegetationisverylowandtheenvironmentis

2、weakinsalt—alkalilandIfgrowingthesalttolerantplantsinsaltalkaliland，thiswillbringtheeconomicbenefitandincreasedthecoveredcontentinsaltalkalilandSelectingthebreedadaptedtosaltalkalilandhasimportantmeaningtodevelopsaltalka

3、lilandandincreasethecoveredcontentofvegetationinsalt—alkalilandThisthesisstudiedthediversityofthebiomassandtheNcontentofwildsoybeanvarieties5755、93、3123、“zhongyeNo1”and“zhongyeNo2’’andtheC小contentinsoil，attheconditionofs

4、altstressTheresultsasfollows：1Thewildsoybeanvariety5755wasadaptivetogrowinsaltalkaliland(1)Attheconditionofsaltstress，thebiomassofwildsoybeanvariety5755waslargerthanwildsoybeanvariety93、312—3、“zhongyeNo1’’and“zhongyeNo2”

5、Theheightofwildsoybeanvariety5755waslargerthansoybeanvarieties“zhongyeNo1’’and“zhongyeNo2”Theabilityofsurviveandgrowingofwildsoybeanvariety5755werebetterthansoybeanvariety93、312—3、“zhongyeNo1’’and“zhongyeNo2”(2)Atthecond

6、itionofsaltstress，theabsorbablecontenttoNinsoilofwildsoybeanvariety5755washigherthansoybeanvariety93、312—3“zhongyeNo1’’and“zhongyeNo2”TheC／Ninsoilofwildsoybcanvariety5755waslowerthansoybeanvariety93、3123、“zhongyeNo1”and“

7、zhongyeNo2”TheabsorbabilityandusetoNinsoilofwildsoybeanvariety5755wasbetterthansoybeanvariety93、3123“zhongyeNo1’’and“zhongyeNo2”(3)Attheconditionofsaltstress，theexperimentalcharactersofwildsoybeanvariety5755hadnoremarkab

8、lediversitywiththecontrolandwerebetterthan93、312—3、“zhongyeNo1’’and“zhongyeNo2”Theseshowthatthesalttoleranceofwildsoybeanvariety5755wasbetterthan9—3、3123、“zhongyeNo1’’and“zhongyeNo2’’andwasmoreadaptivetogrowinsalt—alkali

9、land2Thesalinecontentinsaltalkalisoil，whichwasappliedordinarysoil，decreasedtothelevelofordinarysoilafteroneyearThesalinecontentinsoilwasincreasedatthemomentofirrigatingseawaterandgenerallydecreasedwiththegrowingperiodofs

10、oybeanAtthetestofpotted，thewildsoybeancoulddecreasethesalinecontentinsoilatacertainextentThewildsoybeanhadgreateffecttothecomposingofanioninsoilandthecomposingofanioninsoilchangedfromtheperiodofsalt—alkalisoiltothepedodo