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1、BetterFreshwaterFishFarmingTheFish淡水鱼养殖AprojectofVolunteersinAsiaE3y:E0BetterFarmingSeriesPublishedby:FoodandAgricultureOrganizationoftheUnitedNationsPublicationsDivisionViadelleTermediCaracallaOOlOORomeITA1.YAvai!ablefrom:FoodandAgricultureOrganizationoftheUnitedNationsPublicationsDivisionViadelleT
2、ermediCaracalla00100RomeITA1.YReproducedwithpermission,Reproductionofthismicrofichedocumentinanyformissubjecttothesamrestrictionsasthoseoftheoriginaldocument.1.8.9.TheEYiQEconomicandSocialDevebpmentSeriesNo.3/30ISBN92-5-10120043JFAO1981Fillingyourpondwithwater6Fertilizingthewaterinyourpond8Puttingfe
3、rtilizerintothecrib10Whenisyourpondready?11Takingcareofyourpond12h14Growingyourownbabyfish15Feedingthefishinyournurserypond20Movingyourbabyfish23Carryingyourbabyfish25Puttingbabyfishintoyourbigpond28Feedingyourbigfish28wireofyourfish33aestngyourfish36Harvestwithoutdrainingthewater36Harvestbydraining
4、al1ofthewater38Harvestbydrainingpartofthewater39Whattodowithyourbigfish40Whattodowithyourbabyfish41youmustaln462.eforeyouletthewaterintoyournewpond,thereareafewthinthatyournusdo.3.akesurethatthescreensontheinlet,outletandve、睛areinplaceandtight.-.34.Makesurethattheoutletistightlyclosed.Todothis,wrapa
5、woodplugwitholdcloth,putitintheoutletpipeontheoutsideofthepondandtapitightlywithahammersothatitwillstayinthepipewhenthepondfillswithwater,wrapawoodplugwithclothputplugandclothinoutletpipe5.IfyouhavebuiltabetteroutletwithaToran1.piece(seeBookletNo.29,Items97to101)turnittotheuprightposition.Digasmal1d
6、itchfromthewatersourcetotheinlettobringthewatertoyournewpond.10.1.etthewaterrunintotheponduntilitreachestheleveloftheoverflowpipeontheinsideofthepond,s11.Ifyourinletpipeisabout10centimetresindiameter,youwillneedabouthalfadaytofillyourpond.612.Whenthewaterreachestheleveloftheoverflowpipeitwi1beabout6
7、0centimetresdeepattheshallowupperpartofthepondandabout90Csntimetresdeepatthedeepestpart.13.Nowyouarereadytofertilizethewaterinyourpond.14.BuiIdacribfrombambooorwoodtoholdtheforti1izerasyoudidwithyourfirstsmal1pond.Builditinonecornerintheshallowpartofthepond.Thedrawingbe1owwillshowyouhow.15,16.77.18.
8、Youcanfertilizethewaterinyournewpondwithcompostmadewithanimalmanurecompostmadewithplantmaterialanimalmanureplantmaterial.Youcanfertilizeyournewpondwithanimalorplantcompostinthesamewayasyoudidwithyouroldsmallpond.Items56tb66,inBookletNo,.27,tellyouhowtomakeanimalcompost.Tfyoudonothaveanimalmanure,youcanfertilizeyourpondwithcompostmadewithplantmaterial.Tomakecompostwithplantmaterialmakeacompostpileusinglayersofgrass,choppedleavesorotherplantmaterialmixedwithalittletopsoi1anddampiiwithwatertomakeitrotfaster,waterlayersofgrasschoppedleavesorotherplantmaterial
