资源描述:
《糯玉米种植密度试验研究》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、糯玉米种植密度试验研究摘要:本试验在传统密度种植试验基础上,进一步改善试验方法,利用每一行相邻两颗玉米间的株距成等差数列的种植方案来设计双因素试验。主处理:每品种3mx8m的一个试验区分为:2585/6670?、2925/6670?、3369/6670?、3970/6670?、5614/667m2的五个密度区来讨论。副处理:种8个品种。经分析8个品种,在这五个密度区域的叶片数、株高、穗位、茎粗等农艺性状和产量来研究密度、品种及密度与密度间的互作关系对各类性状的影响。结果表明:密度对茎粗的影响达到了极显著水平;密度对鲜重、穗长的影响,在0.05水平下表
2、现为显著;晶种间的差异对各类性状的影响也达到了极显著水平;密度与品种间的互作关系只对叶片数的彩响表现为极显著水平。通过相关数据分析得出:彩糯(自繁),彩糯(海南),银糯2号(J11XY10),银糯2号(Y10XJ11),银糯1号,京糯2000,甜加糯,超甜等的适宜密度分别为:2850/667m2,3970/667m2,4500/667m2,3900/667m2,4970/667m2,3750/667m2,2980/667m2,3050/667m2。关键词:糯玉米;种植密度;农艺性状。WaxymaizeplantingexperimentAbstrac
3、t:Theexperimentonthebasisofaconventionaldensityplantingexperiment,furtherimprovethetestmethodofplantingscheme,anarithmeticprogression,witheachlineoftwoadjacentcorndistancetodesignthedoublefactortest.Mainprocessing:atestofeachcultivar3mX8misdividedinto:fivedensity:2585/667m2,292
4、5/667m2,3369/667m2,3970/667m2,5614/667m2todiscuss・Deputy:8varieties・Throughtheanalysisof8varieties,inthisfivedensityregionoftheleafnumber,plantheight,ear,stemdiameterandotheragronomiccharactersandyieldofdensity,varietyanddensityanddensityontheinteractionbetweenthevariouscharact
5、ersof.Theresultsshowthat:thedensityreachedextremelysignificanteffectonstemdiameter;densityeffectonfreshweight,earlength,underthe0.05levelshowedsignificantdifferencebetweenvarieties;effectforalltraitsalsoreachedextremelysignificantlevel;thedensityandvarietyinteractiononlyeffects
6、onleafnumberrepresentationsignificantlevel.Throughtherelevantdataanalaysis:glutinous(selfpropagation),glutinous(Hainan),silverNuoNo.2(J11XY10),silverNuoNo.2(Y10XJ11),silverNuoNo.1Beijingwaxy2000,sweetandwaxy,suitabledensityofsupersweet,respectively:2850/667m23970/667m2,4500/667
7、m2,3900/667m2,4970/667m2,3750/667m2,2980/667m2,3050/667m2.Keywords:waxycorn;plantingdensity;agronomictraits.1.引言12.试验目的23.试验概况及研究方法23.1试验区概况33.2试验材料33.3研究方法及过程53.3.1试验出种植及管理63.3.2各生长期调查103.3.3测量的农艺性143.3.4室内考中内容154.试验结果及分析164.1.叶片数的统计与分析184.1.1叶片数的调查结果194.1.2叶片数的分析过程204.2.株高的统计
8、与分析184.2.1株高的调查结果194.2.2株高的分析过程204.3•穗位的统计与分析184.3.1穗位