甜菜根腐病綜合防治技術(shù)研究.pdf

1、中國農(nóng)業(yè)科學(xué)院碩士學(xué)位論文甜菜根腐病綜合防治技術(shù)研究姓名：喬志文申請學(xué)位級(jí)別：碩士專業(yè)：農(nóng)業(yè)推廣種植指導(dǎo)教師：崔平20070601AbstractThesugarbeetrootrotdiseasemaybeavailablycontrolledbythewayofwhichcombinationofagriculturalmanagementwithchemicalcontr01In200440％fenaminosulfsulfura

2、nd60％fenaminosulfquintozeneweretestedandhavegoodeffectCombiningthetwonewfungicidewithvarietiescroprotation，deepploughfertilizationincreasethecontroleffectisexperimentobjectControlmethodsforsugarbeetrootrotsuchastolerantd

3、iseasevarieties，croprotafioIl，deepploughfertilizationandchemicalfuneideinthepaperWOreexperimentedTheresultsshowedthatthevarietiesoftolerantsugarbeetrootrotdisease，ZD209，ZD206，ZD210，BTS218，ZD303，BTS356，ZD303，K、ⅣS3418，have

4、nomoretIl肌10％diseaserateThediseaserateundercroprotation。theneverplantmgbeetsoilwas063％，thecominuouscroppingWas6913％，theeveryothercroppingWas6550％；thefourfive遵ix，seveneight，tenyearcyclerotationWasrespectively5765％，215％，22

5、30％，1438％，1825％，87％Thecontroleffectunderdeeptillagewasmorethan20％，thesugarbeetrootyieldWasincreasedby10％ThediseaseratesWOrelightunderthetreatmentofhighphosphorusandpotassiumcontentsinthenitrogen。phosphorusandpotassiummix

6、fertilizationtrialThecontroleffectWas4871％under1125kgnitrogen150kgphosphorusand150kgpotassiumfertilizationsperhectareThecontroleffectWasrespectively7074％，5528％，5708％underratioof40％fenaminosulfsulfurbactericidestosugarbee

7、tseed，1：130，1：170，1：210，approximated50％fenaminosulfThecontroleffectWasrespectively5880％，7138％，‘7407％underratioof60％fenaminosulfquintozenebactericidestosugarbeetseed。06：100，08：100，1：100Inintegratedcontrolexperiments，theco

8、ntroleffectis7766％under60％fenaminosulfquintozenebactericidestosugarbeetseed1：100，33cmdeepploughandfertilizerproportionof125nitrogen，150phosphorusand150potassium；thecontroleffectis7268％under40％fenaminosul￡sulfurbacter／cid

9、estosugarbeetseed，1：13033eradeepploughandf日tilizerproportionof125nitrogen，150phosphorusand150potassium；thecontroleffectis6282％under50％thirambactericidestosugarbeetseed，1：125，33cmdeepploughandfertilizerproportionof125nitr