简介：AnotedAmericanauthorwrotenotlongagoanarticleonclashofcivilizationsintheUSprestigiousmagazineForeignAffairsandlaterabookentitledTheClashofCivilizationsandtheRernakingofWorldOrder.HistwowritingshavesparkedwidespreadoutrageamongAsianscholarsandgovernmentofficials.Theauthor

简介：

简介：

简介：

简介：

简介：Adoptionofcertifiedandimprovedhigh-yieldingcropvarietiesisimportantavenueforincreasingagriculturalproductivityandimprovingthelivingstandardofthefarmersindevelopingcountries.ThemainobjectiveofthecurrentstudywastoexaminefactorsaffectingadoptionofimprovedricevarietiesbysmallholderfarmersinNorthernSindh,Pakistan.Therandomsamplingtechniquewasusedtocollectdatafrom220smallholderricefarmersthroughthefacetofaceinterview.Datawereanalyzedusingdescriptivestatisticsandprobitregressionmodel.Theempiricalresultsshowedthatyearofeducation(P≤0.093),farmingexperience(P≤0.043),soilquality(P≤0.077),farmmachineryownership(P≤0.000),accesstomarketinformation(P≤0.055)andcontactwithextensionagents(P≤0.006)hadsignificantlypositiveinfluenceonadoptionofimprovedricevariety,whileage(P≤0.053)hadsignificantlynegativeeffect.

简介：

简介：Althoughchemicalcontrolofpestsincreasescropproduction,itbringsalotofdamagetoenvironmentandhumanhealth.Thereexistanumberofalternativemethodsthatarenotsoharmfultoenvironmentandhumanhealth.However,whetherandhowmuchinextentthesetechnologiesadoptedareplausibledependsonthecomparisonofbenefit-costbetweenchemicalcontrolandthealternativecontrolmethods(suchasIntegratedPestManagement,IPM)andfarmers'willingness-to-pay(WTP)forenvirormentandhumanhealth.Usingcontingentvaluationmethod(CVM),theauthorinvestigatesfarmers'WTPforenvironmentandhumanhealth,recognizesthefactorsinfluencingWTP,andaccordinglypointsouttheimportanceofpestcontroltechnologyextensionandgovernmentregulationofpesticides.

简介：

简介：

简介：我们评估了在北伊朗在里海附近在Tavalesh区域影响大米鱼耕作的采纳的因素。我们与无限制的问题进行了调查。数据随机从184个回答者(61个采用者和123非采用者)被收集从选择村庄取样了并且分析了使用逻辑回归和多反应分析。家庭尺寸，与一个扩展代理人的接触的数字，在扩展教育活动的参予，在社会机构的会员和农场工人的存在是为大米鱼耕作系统的采纳的最重要的社会经济的因素。另外，经济问题是采用者报导的最普通的问题。象存取的缺乏那样的另外的问题捞食物拨出，鱼的损失，高质量的鱼鱼种和脱水和差的水质量的存取的缺乏对很多个农民也重要。

简介：

简介：

简介：

简介：

简介：

简介：