綿竹市水稻機(jī)插秧育秧與密肥管理技術(shù)的研究.pdf

1、論文獨(dú)創(chuàng)性聲明本人鄭重聲明：所呈交的學(xué)位論文是我個(gè)人在導(dǎo)師指導(dǎo)下進(jìn)行研究工作所取得的成果。盡我所知，除了文中特別加以標(biāo)注和致謝的地方外，學(xué)位論文中不包含其他個(gè)人或集體己經(jīng)發(fā)表或撰寫過的研究成果，也不包含為獲得四川農(nóng)業(yè)大學(xué)或其它教育機(jī)構(gòu)的學(xué)位或證書所使用過的材料。與我一同工作的同志對(duì)本研究所做的任何貢獻(xiàn)均已在論文中作了明確的說明并表示了謝意。研究生簽名：二E晨w肜年J月”日關(guān)于論文使用授權(quán)的聲明本人完全了解四川農(nóng)業(yè)大學(xué)有關(guān)保留、使用學(xué)位論

2、文的規(guī)定，即：學(xué)校有權(quán)保留并向國(guó)家有關(guān)部門或機(jī)構(gòu)送交論文的復(fù)印件和電子版，允許論文被查閱和借閱，可以采用影印、縮印或掃描等復(fù)制手段保存、匯編學(xué)位論文。同意四川農(nóng)業(yè)大學(xué)可以用不同方式在不同媒體上發(fā)表、傳播學(xué)位論文的全部或部分內(nèi)容。研究生簽名：，二t應(yīng)導(dǎo)師簽名：j臣C吻口本論文保密，在一年解密后適用本授權(quán)。動(dòng)出年玉竅湯日力。f6年戶月瑤日AbstractFrom2012to2013，Wehadusedsplitplotdesignexper

3、imentinmianzhucityofsichuanprovince，twofactorsrespectivelyimplementedofseedbedsoilmoisturemanagementbedcoverthickness，watermanagementNitrogenapplicationinseedlingstageofseedlingbed，thetypesofboardsvarieties，densityofmach

4、ineplantingvarieties，fertilizerproportionvarietiesin5fieldtrials，asurveyofdifferentmanagementwayseedlingscultivationandplantingonseedlinggrowth，yieldandyieldcomponentsThemainresultsshowthat：(1)Tillering，seedlingqualityma

5、chineonquflityyield，tubeunderdryraisingseedlingswayweresignificantlybetterthanwaterdroughtwayUnderdryraisingway，thericeyieldperformanceforthebedsoilcoverkindsofthicknessandtheincreaseofnapplicationinseedlingstagetoincrea

6、seafterdecreases，nurturesthedrytubemodeinwaterriceyieldperformanceforthecoverthicknessandseedlingbedsoilnapplicationrateofincreaseanddecreaseUsingdryricenurserymodeseedlings，bedcoversoildepthof09cnl，seedlingnapplicationr

7、ateof24g／m2advisable；Waytubeseedlingsunderwaterandindrought，soilbedcoverdepthof05cnl，seedlingnapplicationrateof12g／m2isadvisable(2)Dryraisingwaytubeseedlingstreatmentthanwaterdroughttreatmentgrouphighstartingpoint，turnin

8、ggreenearlytilleringspeed，highseedlingpeak，slowdownDryraisingwayseedlings，machineplantingseedlingleafageprocessaccelerated，butthestrainofsalienceisreduced，stembasewidth，rootingabilityrootdryweight，rootcaprateandunitpolit

9、icalweightincreasedsignificantly，seedlingsshowedthatDryraisingwayimprovingmachineplantingseedlingqualityfavorabletoimproveforUSAwaterbirthqualitydrytubeDryraisingwayofftheplanewayimproved，showtheleakagerateincreasedsigni

10、ficantly(3)themachinepluggedintosuperriceinhardplasticholetrayseedlingsseedlingswassignificantlyhigherthantheplasticafloppydiskPlasticfloppyseedlingsaftereffectiveerrhasimproved，butthegrainnumberperpanicledecreased，thusn