不同沼液配比和灌溉量对番茄生长及根区土壤环境的影响

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1、学校代号10731学号152081504001分类号TV131.2密级公开硕士学位论文不同沼液配比和灌溉量对番茄生长及根区土壤环境的影响学位申请人姓名张彦宁培养单位能源与动力工程学院导师姓名及职称郑健副教授学科专业水利水电工程研究方向西部旱区节水灌溉理论与应用论文提交日期2018年5月29日学校代号：10731学号：152081504001密级：公开兰州理工大学硕士学位论文不同沼液配比和灌溉量对番茄生长及根区土壤环境的影响学位申请人姓名：张彦宁导师姓名及职称：郑健副教授培养单位：兰州理工大学专业

2、名称：水利水电工程论文提交日期：2018年5月29日论文答辩日期：2018年5月26日答辩委员会主席：何文社教授.EffectsofbiogasslurryratioandirrigationamountonTomatoGrowthandsoilenvironmentinrootzoneByZHANGYanningB.E.(LanzhouUniversityofTechnology)2011AthesissubmittedinpartialsatisfactionoftheRequirement

3、sforthedegreeofMasterofEngineeringinWaterConservancyandHydropowerEngineeringintheCollegeofEnergyandPowerEngineeringLanzhouUniversityofTechnologySupervisorProfessorZhengJianJune,2018目录摘要·································································

4、·························IAbstract·························································································III第1章绪论·················································································11.1项目研究背景····························

5、············································11.2研究的意义及目的··································································21.3国内外研究进展·····································································31.3.1水肥管理的现状和存在的问题·····························

6、··············31.3.2沼液农用的研究进展·······················································51.3.3沼液农用应注意的问题····················································71.4存在问题··············································································81.5研究内容及技术路

7、线·······························································81.5.1研究内容······································································81.5.2技术路线······································································8第2章材料与方法·················

8、·························································102.1试验材料·············································································102.1.1试验区概况··································································102.1.2供试品种··················