叶面肥中铜的检测研究方法

毕业设计（论文）题目：叶面肥中铜的检测研究方法姓名：郭腾专业：应用化学学院：继续教育学院学习形式：自考专升本助学单位：辽宁石化职业技术学院指导教师：陈宏2011年8月毕业设计（论文）说明书题目院别：辽宁石油化工大学专业：应用化学班级：设计人：毕业设计（论文）任务书一、题目：二、基础数据三、内容要求1.说明部分2.计算部分3.绘图部分四、发给日期：年月日五、要求完成日期：年月日指导教师：系主任：年月日辽宁石油化工大学继续教育学院论文I叶面肥中铜的检测研究方法摘要世界粮食主产区是叶面肥的主要消费地。目前，全球粮食生产呈现出一定的不平衡性。从粮食生产总量来看：亚洲产量最大，北美洲、欧洲次之；年产量大于一亿吨的有：中国、美国、印度和俄罗斯。从人均量看，北美洲、大洋洲最多。加拿大、美国、澳大利亚年人均产量1500千克左右。目前世界主要的商品粮产区为北美洲和大洋洲的温带草原区。此外，世界粮食出口国为美国、加拿大、法国、澳大利亚、阿根廷。叶面肥在美国早已广泛应用于农业，并在泰国、沙特阿拉伯、希腊、约旦、巴基斯坦等国家农业上普遍应用，效果甚佳。随着国家对叶面肥产品登记注册时在产品功能的针对性和绿色环保等方面要求的提高，再加上几年前“喷施宝”等激素类产品折戟沉沙的教训，目前市场的主流产品大都开始“返朴归真”，放弃产品“无所不能”的夸张宣传和盲目追求“立竿见影”的功能。国内产品在产品诉求上呈现多元化，即使是同一厂家的产品，往往也既有广谱型又有各种作物专用型的，既有侧重营养元素又有强化抗逆作用的，甚至还有很多产品在宣传上加入了农药的抗病、杀菌功能。总之，叶面肥市场上产品的现状是功能和分类日趋合理，但产品依然门类过多，良莠不齐，缺乏强势品牌。关键词：世界粮食生产区叶面肥叶面肥市场辽宁石油化工大学继续教育学院论文IIFoliarfertilizerwithcopperdetectionmethodAbstractGrain-producingregionsoftheworldisthemainconsumeroffoliage.Currently,globalfoodproductionshowedacertainimbalance.Judgingfromthetotalamountofgrainproduction:productioninAsia'slargest,NorthAmerica,Europesecond;annualoutputofmorethan100milliontonswere:China,UnitedStates,andIndiaandRussia.Fromtheperspectiveofpercapitaamount,uptoNorthAmerica,Oceania.CanadaandtheUnitedStates,andAustraliayearyieldaround1500kilogramspercapita.Currentlytheworld'smajorgrainproducingareasoftemperatesteppeinNorthAmericaandOceania.Inaddition,theworldfoodexportingcountriestotheUnitedStates,andCanada,andFrance,andAustralia,andArgentina.FoliageintheUnitedStateshaslongbeenwidelyusedinagriculture,andinThailand,andSaudiArabia,andGreece,andJordan,Pakistanandothercountriesonagriculturegenerally,theeffectisverygood.AstheStatewhenthefoliarfertilizerproductregistrationinsuchareasasfocusedonproductfeaturesandgreenrequirementsgrow,coupledwithafewyearsagopenshibaohormoneproducts,suchaslessontoadisastrousdefeat,mostofthecurrentmainstreamproductsstartreturntobasics,giveupproductomnipotentexaggeratedpropagandaandblindpursuitofimmediatefunction.Diversificationofdomesticproductsinproductsrenderedonappeal,eveniftheproductisthesamemanufacturer,oftenbothbroad-spectrumandofspecialtypeforavarietyofcrops,bothfocusingontheroleofnutrientelementsandenhancedresistance,evenjoinedonmanyproductsinthepromotionofpesticideresistance,bactericidalfunction.Inshort,thesolutiononthemarketsituationisincreasinglyreasonablefunctionandclassificationoftheproducts,butproductsarestilltoomanycategories,blacksheep,andlackofstrongbrands.Keywords:Worldfoodproductionareas辽宁石油化工大学继续教育学院论文III目录摘要....................................................................................................................................................IAbstract..................................................................................................................................................II1绪论....................................................................................................................................................11.1植物对铜的吸收和转运.....................................................................................................11.2二、铜的重要生理功能.....................................................................................................11.3植物缺铜症状.....................................................................................................................21.4植物铜中毒症状.................................................................................................................31.5市场上主要的含铜化肥.....................................................................................................41.6叶面肥................................................................................................................................41.6.1叶面肥的施肥原理.......................................................................................................41.6.2叶面肥的特点...............................................................................................................51.6.3叶面肥的种类...............................................................................................................71.6.4叶面肥的发展趋势.......................................................................................................91.6.5使用技术.....................................................................................................................102实验方法..........................................................................................................................................122.1本实验研究的问题................................................................................................................122.2本实验研究的目的................................................................................................................122.3实验部分...............................................................................................................................122.3.1方法一.........................................................................................................................122.3.2方法二......................................................................................