稻茬覆蓋地小麥保護(hù)性耕作技術(shù)及機(jī)具研究.pdf

1、中國(guó)農(nóng)業(yè)大學(xué)碩士學(xué)位論文稻茬覆蓋地小麥保護(hù)性耕作技術(shù)及機(jī)具研究姓名：王剛申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：農(nóng)業(yè)機(jī)械化工程指導(dǎo)教師：李問(wèn)盈20060601AbstractPaddyconservationtillagetechnologyinSouthChinaisdevelopingveryrapidlyHoweveritismainlyworkedbyhandcraftformanyfactors，suchassmallfield，irriga

2、tingfieldandlowincomesandsoonResearchingontheconservationtillagetechnologymodeandseederinpaddyfieldplayasignificantroleinimprovingtillageefficiency；andreducethecoastThetechnologyofwheatminimumtillageandtheseederforthefie

3、ldwhichhaspaddystubblesandstrawswerestudiedinthisthesisBysettingupthecontrastexperimentaboutwheattillagemodeindifferentconditions，analyzingtheeffectofeachfactortothewheatgrowthconditionAreasonabletechnologymodeofwheatcon

4、servationtillagewasadvancedbycombiningwiththestudyonstriprotarytillagewheatseederAndthemodeisthatharvestingwithchoppingstalk，letstalkstill，andplantingbystriprotarytillagewheatseederFortheneedofwheatnotillageplantinginpad

5、dystubbleshawfield，thestriprotarytillagewheatseederismainlyinventedforavoidingblockingTheseedershouldbesuitableforwalkingtractorswhiehareabundantint11erutalareaofSichnanProvinceTheseederadoptsrotarytillagebentbladetochop

6、stubbleandditchingItcanplantwheatfluentlyinthefieldcoveredwithmanycrushedpaddystalksAndthequalityofditch—chopstubble，seedingandtrafficabllitycharacteristicisverystableTheseederexperimentresultsshowthatthequalityofditchch

7、opstubbleissatisfactoryItcandisturbsoillittleTheseedditch’swidthisabout5cmandthedepthisabout35cmTheseederissuitableforwalkingtractors，anditcanbfinglittledes仃oytothetopsoilSotheseederisappropriatetotherequirementofwheatpl