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《不同基质育秧对水稻机插秧苗素质和产量的影响.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、巾圊雉擘c亟提2014,30(15):163—167ChineseAgriculturalScienceBulletin不同基质育秧对水稻机插秧苗素质和产量的影响黄洪明。,吴美娟。,汪暖,金芳燕。,曹春信,刘新华。(兰溪市农作物技术推广站,浙江兰溪321100;金华市农业科学研究院,浙江金华321000)摘要:为探究目前常用的不同育秧基质对机械化水稻生产的影响,以便找出具推广价值的育秧基质。以‘金早47’为试验材料,梯度试验法研究基质母剂的适宜用量,并以‘金早09’和‘甬优9号’为试验材料,比较无机基质、母剂、壮秧剂、客土(对照
2、)4种育秧基质对机插秧苗素质和产量的影响。结果表明,母剂的适宜用量为母剂与客土l:3。基质试验结果显示,3个处理培育的秧苗叶龄、基茎宽、干物质量三项指标均比对照增高,并以无机基质条件下最高。产量方面,3个处理条件下有效穗数和产量增加,‘金早09’在无机基质条件下产量最高,比对照增加2.88%,‘甬优9号’则在母剂条件下达到最高,比对照增加8.86%。3种基质均具有壮苗增产的功能,但以无机基质和母剂的效果更佳,在生产上极具推广应用价值。关键词:水稻;育秧基质;秧苗素质;产量中图分类号:$351.3文献标志码:A论文编号:2013.
3、2399InfluenceofDifferentSeedlingRaisingSubstratesonMechanicalTransplantingSeedlingQualityandYieldinRiceHuangHongming,WuMeijuan,WangNuan,JinFangyan,CaoChunxin,LiuXinhua(LanxiExtensionStationofCropTechnology,LanxiZhejiang321100;啪AcademyofAgriculturalSciences,JinhuaZhej
4、iang321000)Abstract:Thestudyaimedattheinfluenceofdiferentseedlingraisingsubstratesonmechanizedriceproduction,tofindouttheraisingsubstrateswithgreatextensionvalue.First,theexperimentofgradientdosageswascarriedouttoinvestigatethesuitabledosageofsubstratemate,usingOryza
5、sativaCV.‘Jinzao47’.Thentheinfluenceoffourtypesofsubstratesincludinginorganicsubstrate,substratemate,seedling—strengtheningagent(SSA)andsoil(CK)onmechanicaltransplantingseedlingqualityandyieldwerecompared,usingOryzasativaCV.‘Jinzao09’and‘Yongyou9’.Resultsshowedthat.t
6、hesuitabledosageofsubstratematewassubstratemate:soil:1:3.Resultofsubstratecomparisonshowedthreeindexesofseedlingsraisedoninorganicsubstrate,substratemateandSSAwerehigherthanCK,includingleafage,basalstemwidthanddrymatterweight,allofwhichfortwovarietieswerehighestonino
7、rganicsubstrate.Inaddition,efectivepaniclenumberandyieldwerealsohigherthanCK,whilethehighestyieldsof‘Jinzao09’wasoninorganicsubstrate,increasingby2.88%,and‘Yongyou9’WaSonsubstratemate,increasingby8.86%.Thethreesubstrateswereallbeneficialtonursestrongseedlingandimprov
8、eyield,whileamongtheseinorganicsubstrateandsubstratewerewitIlbetterfunctions.thuswerewithgreatextensionvaluesatriceproduction.Keywo
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