欢迎来到天天文库
浏览记录
ID:9016267
大小:194.96 KB
页数:4页
时间:2018-04-15
《不同类型棉花品种对滨海盐碱地的适应性研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、河北农业科学,2014,18(3):4-6,42JournalofHebeiAgriculturalSciences编辑齐俊贤不同类型棉花品种对滨海盐碱地的适应性研究*杜海英,张谦,王树林,冯国艺,祁虹,林永增(河北省农林科学院棉花研究所,农业部黄淮海半干旱区棉花生物学与遗传育种重点实验室,河北石家庄050051)摘要:以黄河流域棉区表现较好、具有高产潜力的不同类型棉花品种〔冀杂2(早熟杂交种)、冀优01(中熟杂交种)、冀863(早熟常规种)和冀958(中熟常规种)〕为试材,在滨海盐碱地上种植进行盐碱地适应性试验,对其生育期、农艺性状和产量指标进行了分析,以筛选耐盐性强、适宜在滨海盐
2、碱地种植的品种。结果表明:从品种熟性来看,早熟品种冀863和冀杂2相对适宜在滨海地区中度盐碱地种植;杂交种冀杂2和冀优01的营养生长及生殖生长水平高于相同熟性的常规品种,且籽棉产量均高于常规种。在滨海中度盐碱雨养田适宜种植早熟棉花品种,如果管理措施到位,可选择种植具有高产潜力的早熟杂交种冀杂2。关键词:盐碱地;耐盐性;早熟品种;杂交种;产量中图分类号:S562文献标识码:A文章编号:1008-1631(2014)03-0004-03AdaptabilityofDifferentTypesofCottonCultivarsinCoastalSalineSoil*DUHai-ying,Z
3、HANGQian,WANGShu-lin,FENGGuo-yi,QIHong,LINYong-zeng(InstituteofCotton,HebeiAcademyofAgricultureandForestrySciences,KeyLaboratoryofBiologyandGeneticImprovementofCottoninHuanghuaihaiSemiaridArea,MinistryofAgriculture,P.R.China,Shijiazhuang050051,China)Abstract:Inordertoexplorethesalttoleranceands
4、electhigh-yieldingvarietyofcottonthatplantedappropriatelyinsalinesoil.Takingdifferenttypesofcottoncultivarswithsalttoleranceandhighyieldpotentialastestmaterals,whichincludingJiza2(earlymaturinghybrid),Jiyou01(middlematuringhybrid),Ji863(earlymaturingcommonspecies)andJi958(middlematuringcommonsp
5、ecies).Theadaptabilityofdifferenttypesofcottoncultivarsincoastalsalinesoilwastested,andthecottondevelopmentalstage,agronomiccharactersandyieldofdifferenttypesofcottoncultivarswerestudied.TheresultsshowedthatearlymaturityvarietiesJi863andJiza2weregrownverywellinmoderatecoastalsalinesoil,thelevel
6、sofvegetativegrowthandreproductivegrowth,theseedyieldsofhybridsJiza2andJiyou01wereallhigherthanthatofconventionalvarietieswhichwiththesamematurity.Sotheearlymaturitycottonsweresuitableforplantinginmoderatecoastalsalinesoilfedbyannualrainfall,andtheearlymaturinghybridJiza2withhigh-yieldingpotent
7、ialwasthebestchoiceifthemanagementmeasuresdonewell.Keywords:Salinesoil;Salttolerance;Earlymaturityvariety;Cottonhybrids;Yield2我国是世界上盐碱地面积较大的国家之一,盐碱区面积约130万hm,包括内陆盐碱地棉田和滨海盐2[1][2]地总面积约为3600万hm,植棉区内约有盐碱地碱地棉田。河北省滨海平原区属于典型的环渤海21700万hm
此文档下载收益归作者所有