“稻改茶”土壤理化性状与改良技术研究

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1、“稻改茶”土壤理化性状与改良技术研究王宏树廖万有罗仲兴苏有健康启兵安徽省农业科学院茶叶研究所，安徽祁门245600摘要：以山地砾质茶园（以下简称为山地茶）作对照，对稻改土茶园（以下简称为稻改茶）的土壤理化和肥力状况进行了检测分析，揭示了稻改茶土壤理化性状的表现特征及土壤障碍因素，提出了稻改茶土壤改良与培肥技术：一是在土表层和深层加入细砂与风化或半风化石等，加强土壤通气和透水性;二是在茶行间种植绿肥进行深埋，以便保证碳、氮比，利于土壤微生物的活动；三是完善排水系统，防止园间积水；四是施用酸性肥料，改善土壤酸碱度的宜茶性；五是增加有机肥

2、，提高土壤肥力水平。稻改土；茶园土壤；理化性状；改良技术AStudyonPhysicalandChemicalCharacteristicsandontheTechnologytoimprovetheSoilfromRiceFieldWANGHong-shuLIAOWan-youLUOZhong-xingSUYou-jianThetearesearchinstituteofAnhuiacademyofagriculturesciences,Qimen245600Abstract:Physicalandchemicalcharacte

3、risticsofthesoilfromthepaddyfieldtoteafieldandthesoilinmountainousgravelteafieldwerestudied.Thesoils'obstaclesforteacultivationrevealed.Wehaveputforwardthetechnologiestoimprovethesoilsfrompaddyfieldforteaplanting:1.Putfinesandandweatheringorsemiweatheringrocktosurfaceo

4、rdeepsoil.Itcanenforcegasandwaterthroughthesoil.2.Plantinggreenmanuresbetweentearows,anddeeplyburyintothesoilafterharvest.Itcaninsurec/nandactivityofmicrobes.3.Setupadrainingsystemtopreventseeperofteafield.4.Applyingacidicfertilizertoimprovesoilacidity,sothatteaplantsc

5、anbesuitabletothesoil.5.Addingorganicfertilizerstoraisethesoilfertility.teasoil;paddysoil;Improvedtechnology35.20～2t为非常严j赛要佴不相』曰一】：+

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