grassland of world

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1、Theviewsexpressedinthispublicationarethoseoftheauthor(s)anddonotnecessarilyreflecttheviewsoftheFoodandAgricultureOrganizationoftheUnitedNations.Thementionoromissionofspecificcompanies,theirproductsorbrandnamesdoesnotimplyanyendorsementorjudgementbytheFoodandAg

2、ricultureOrganizationoftheUnitedNations.ThedesignationsemployedandthepresentationofmaterialinthisinformationproductdonotimplytheexpressionofanyopinionwhatsoeveronthepartoftheFoodandAgricultureOrganizationoftheUnitedNationsconcerningthelegalordevelopmentstatuso

3、fanycountry,territory,cityorareaorofitsauthorities,orconcerningthedelimitationofitsfrontiersorboundaries.ISBN92-5-105337-5Allrightsreserved.Reproductionanddisseminationofmaterialinthisinformationproductforeducationalorothernon-commercialpurposesareauthorizedwi

4、thoutanypriorwrittenpermissionfromthecopyrightholdersprovidedthesourceisfullyacknowledged.Reproductionofmaterialinthisinformationproductforresaleorothercommercialpurposesisprohibitedwithoutwrittenpermissionofthecopyrightholders.Applicationsforsuchpermissionsho

5、uldbeaddressedtotheChief,PublishingManagementService,InformationDivision,FAO,VialedelleTermediCaracalla,00100Rome,Italyorbye-mailtocopyright@fao.org©FAO2005CONTENTSForewordxiiiAcknowledgementsxvContributorsxviiGlossaryoftechnicaltermsandabbreviationsusedinthet

6、extxviiiChapter1–Introduction1Purposeofthebook13Structureofthebook13Complementaryinformationresources16References17Chapter2–Thechangingfaceofpastoralsystemsingrass-dominatedecosystemsofeasternAfrica19R.S.Reid,S.Serneels,M.NyabengeandJ.HansonScope19Mappingrange

7、lands,livestockandpastoralpeoples21Plantcommunitiesingrasslandsandrangelands31PoliticalandsocialsystemsinpastorallandsofeasternAfrica38Integrationofgrasslandsintosmallholderfarmingsystems44Casestudiesoftheevolutionofextensiverangesystemsoverthelast40years45Gen

8、eral45Evolutionoflandusechangesinthesemi-aridrangelandssurroundingtheSerengeti-MaraEcosystem,straddlingtheKenyan–Tanzanianborder46Protectedareasandlocallanduse:sourceofconflictinTa