Better Freshwater Fish Farming The Pond淡水鱼养殖.docx

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1、BetterFreshwaterFishFarmingThePond淡水鱼养殖MICROFICHEREFERENCE1.1BE1,ARYAprojectofVolunteersinAsiaBy:FAOBetterFarmingSeriesPublishedby:FoodandAgricultureOrganizationoftheUnitedNationsPublicationsDivisionViadelIeTermediCaracallaOOlOORomeITA1.YAvailablefrom:IoodandAgricultureOrganizationoftheUnitedNations

2、PublicationsDivisionViadelIeTermediCaracalla00100RomeITA1.YReproducedwithpermlssicn,Reproductionofthismicrofichedocumentinanyformissubjecttothesamerestrictionsasthoseoftheoriginaldocument.Din.,-.:BETTERFARMINGSERIESTwenty-ninetitleshavebeenpublishedinthisseries,designedashandbooksforagriculturaleduc

3、ationandtraining.Theymaybepurchasedisasetorindividually.FIRSTYEAR1.2.3.4.5.6.7.8.9.Theplant:thelivingplant;therootTheplant:thestem;thebuds;theleavesTheplant:theflowerThesoil:howthesoilismadeupThesoi1:howtoconservethesoilThesoi1:howtoimprovethesoi1CropfarmingAnimalhusbandry:feedingandcareofanimalsAni

4、malhusbandry:animaldiseases;howanimalsreproduceSECONDYEAK10.11.12.13.14.15.16.17.18.19.20.21.22.23.24.25.26.27.28.29.ThefarmbusinesssurveyCattlebreedingSheepandgoatbreedingKeepingchickensFarmingwithanimalpowerCerealsRootsandtubersGrOUndnu?SBananasMarketgardeningUplandriceWctpaddyorswampriceCocoaCoff

5、eeTheoi1palmTherubbertreeThemodcrhfarmbusinessFreshwaterfishfarming:howtobeginWater:wherewatercomesfromBetterfreshwaterfishfarming:thepondbetterfarmingseries29.afr1flthepondFOODANDAGRICU1.TUREORGANIZATIONOFTHEUNITEDNATIONSRome1981FAOEconomicandSocialDevelopmentSeriesNo.3/29Firstprinting1981P-69ISBN9

6、2-5-101127-30FO1981TheFOBetterFarmingSeriesisessentialIybasedontheCowsClapprentissageagricolepreparedintheIvoryCoastbytheInstitutafricaindedeIoppcmenthconomiqueetso-cialforusebyextensionworkersincontactwithilliterateorsemi-1iteratefarmers.TheapproachisdeliberateIyageneralone,theintentionbeingtoconst

7、itutebasicprototypeout-1ines,tobesupplementedineachareaaccordingtolocalconditionsofagriculture.Manyofthebookletsdealwithspecificcrops,WhiIeothers,suchasthisone,areintendedtogivethefarmerinformationconcerningthegeneralagriculturalcontext,andthustoallowhimtogainsomeunderstandingofwhyhedoeswhathedoesso

8、thathewillbeabletodoitbetter.Adaptationsoftheseries,orofindividualvolumesinit,havebeenpublished,amongothers,inAmharic,Arabic,Bengali,Creole,Hindi,!ga!a,Indonesian,Kiswahili,Ma!agasy,SiSwati-.-.-andTurkish.Thisimpressive1istissomeindicationofthesuccessandalsoofthevalueoftheseries.Thisvolumehasbeenpre

9、paredbytheInlandWaterResourcesandAquacul-tureService,FisheryResourcesandEnvironmentDivisionoftheFoodandAgricultureOrganizationoftheUniledNations.RequestsforpermissiontoissuethismanualinotherIan-guagesandtoadaptitaccordingtolocalclimaticandecolog-icalconditionsarewelcomed.TheyshouldbeaddressedtotheDi

10、rector,PublicationsDivision,FoodandAgricultureOr-ganizationoftheUnitedNations,ViadelleTermediCaracalla,00100Rome,Italy.Improvingyourfarm3Planningabirpond*7heretoyourpond7ater7Place.9soli1011shouldyourpondbe?1BuildingabiggerpondI1.18Howtomakeyourolder18tobuildanew,biggerpon20inlet29outlet31tteroutlet

11、34eoverflow35siphon38reens411PROVINGYOUR1.YouhavealreadybuiltthesmalponddescribedinBookletNo.27,Freshwaterfishfarming:howtobegin,andyouhavegrownmanyfishinit.2.YourfamilywouldIiketohavemorefishtoeat,andyouhavelearnedatthemarketthatyoucansellmorefishifyouhavethem.3.Youwouldliketogrowmorefishtoeatandto

12、sellatthemarketsothatyouandyourfamiIycanlivebetter.Growingmorefishisimprovingyourfishfarm*.,.34.(oucanimproveyourfishfarmtlymakingyouroldpondbigger.Ifyouroldpondwas10byIOmetres,youcanmakeittwiceasbigbymovingsoImeofthebanks.YoucanmakeitIOIXitmetres.5.Youcanimproveyourfishfarmbybuildinganew,biggerfish

13、pondeithernexttoyouroldpondorinanotherplace.Youcanimproveyourfishfarmbybuildingmorethanonepond.6.Butstartslowlyandcarefully.First,buildonlyonenewpond.Afteryouhavebuiltyourfirstbiggerpondandyouknowhowtouseittogrowmorefish,youcanbuildmorepondsandgrowfishal1yearround.7.Afteryouhavebuiltoneormorenew,big

14、gerponds,youwillneedmorebabyfishthanyoudidbefore.Youmaydecidetogrowyourownbabyfishsothatyouwillhavethemwhenyouneedthem.8.Ihisisanotherwayofimprovingyourfishfarm.Youwi11learnmoreaboutitinBookletNo.30.9.Beforeyoubegintoimproveyourfishfarm,youmustbesurethat:youhaveenoughoftherightkindoflandyouhaveenoug

15、hgoodwaternearby014andyourfamilyhaveenoughtimetoworkabiggerpondormoreponds.6P1.ANNINGABIGGERPONDWheretoputyourpond10.Ifyouroldpondwasintherightplaceandyouhaveenoughwaterandenoughgoodlandthere,youcanmakeyouroldpondbiggeroryoucanbuildoneormorenewpondsinthesameplace.11.Ifthereisnoroomornotenoughwaterne

16、aryouroldpond,youwillhavetochooseanotherplaceforyournewpond.Youmustchoosethenewplaceverycarefully.Water12.Yournewpondmustbenearagoodsupplyofwatersuchasaspring,stream,lakeorreservoirwithplentyofwaterallyearround.I713.Youmustbesurethatyouhaveenoughwatertofillyourpondwhenitistimetofillitandtoaddmorewaterwhenyouneedit.14.Donotdependonrain-watertofillyourpond.Whenitdoesnotrain,theremaynotbeenoughwate