甘肅引大新灌區(qū)春小麥新品種引進(jìn)篩選及豐產(chǎn)栽培技術(shù)研究與示范.pdf

1、V1023訛9”女g：～甘肅農(nóng)業(yè)大學(xué)學(xué)位論文甘肅引大新灌區(qū)春小麥新品種引進(jìn)篩選及豐產(chǎn)栽培技術(shù)研究與示范ResearchandModelofNewSpringWheatCultivarsSelectionandHigh—yieldCultivationinGansuYingDaQingWangchuanNewlyirligatedArea指導(dǎo)敷口姓名學(xué)虛名稱請學(xué)虛級別論文菩赫日期徐學(xué)軍董塑皿囂量(堇重壅些盤生蘭劌堡o!!!!疊塵埕亙塹壅至

2、墮‘堂重堂蘭型直壅璺盟蘭型堡!!塑)——生些蕉￡一專業(yè)～領(lǐng)域———』t』L————』—』L』L一論文提交日期』堂圭旦旦!!旦型旦墨旦旦!!二L、等盟欄予日期!!墮蔓絲旦望：日籌砰女目魯主席壺堂堡巫塞量評閱^壬秀春教授—魚壁墮—』咝韭_—』型墮—童塹查苧叵AbstractTheYingDaQingwangchuanirrigatedareaisthelargestpoten6alproductionregionofagriculturew

3、hichisawaitingtobeexploitedDuetoitsbeingnewlyirrigated，ithasbeenmostsufferedbyfertilesoil，fewnewcultivarsforcultivation，backwardculturetechniqueandlowyieldofcropsInordertosolvetheaboveproblems，theintroductionandselection

4、fornewspringwheatcultivars，the11igh—yieldcultivationtechniquesandspreadpracticewereconductedLongchun23andXinchun8，wereultimatelyselectedtobethetwolocaladaptivecultivarsthroughcomparativelyanalsizinggrowthfeature，biologic

5、alandeconomicaltraitsamong13highqualityspringwheatcultivarsinthisregionAregressionquantitativemodelwasfoundedformajorfarmingculturemeasuresandyieldformationYearsofmulti—combinationfourfactoranddoubleusetoevaluatetheireff

6、ectonyieldfunctionincludingbasicseedlingsnumber380～400thousandplants／667m2。Napplication98～113kg／667m2，Papplication5O～52kg／667m2andKapplication47～49kg／667m2Selectivecomparisonwasperformedbythefrequencysizeandareasonablepr

7、ogramWasbuiltquantitativelyforthecompreherisivefarmingmethodsofhi曲一yieldproductionMeanwhile，theresultsindicatedthatasinglepeakcurvelinkexistedbetweenyieldandfouraboveagriculturalparametersAmongthesefactors，theapplication

8、amountofNandKwouldbethemostaffectedvariablesUnderalowapplicationlevelofN，PandKtheinteractionbetweendensityandN，PandKWaspositivelycorrelatedOtherwisetheinteractionwouldbenegativebetweenthemThisfarmingcombinationprogramWas