Better Freshwater Fish Farming The Pond淡水鱼养殖_0.docx

BetterFreshwaterFishFarmingThePond淡水鱼养殖33.Digaholeasdeepasyourwaist.Earlyinthemorningfillitwithwater.Fillittothetop.Byeveningsomeofthewaterwillhavesunkintothesoil.1234.Thenfilltheholewithwateragain.Fi11ittothetop.Covertheholewithboardsorleafybranches.Cc35.Thenextmorningifmostofthewaterisstillinthehole,thesoilwillholdenoughwatertobuildafishpondthere,fiowlargeshouldyourpondbe?36.Itisgoodtostartwithapondabouttwiceasbigasyouroldpond.37Eorexample,ifyoubuildapond15by15metres,thepondwillmeasureabout225squaremetres.15mx15m=225m2Youroldpondmeasured100squaremetres.IOmxIOmd00m21438.Asquarepondiseasiertobuild,:,-_butyourpondcanhaveadifferentshapetofitthesizeandshapeofyourland.39.Thisbookwi11tel1youhowtomakeyouroldpondbigger.Thenitwilltel1youhowtobuildanew,squarepondmeasuring15by15metres.40.Whenyoubuildabiggerpond,youshouldtrytomakeitbetterthanyouroldpond.41.Abiggerpondshouldhave:eaninlettoletthewaterintothepond,whichshouldhaveascreentokeepoutwildfish,twigs,leavesandothertrash;eanoutlettoletthewaterflowoutofthepondsothatyoucantakeoutallthefishandcleanthepond,theoutlethavingascreentokeepyourfishfromgettingawaywhenyoudrainthepond;16aanoverflowtoletsomeofthewaterflowawaywhenthereistoomuchwaterinthepond.Ifthereistoomuchwaterinthepond,someofthewatermayflowoverthebanksandsomeofyourfishmaygetaway.Theoverflowshouldhaveascreentopreventthishappening.-42.TheeasiestwaytomakeyouroldpondbiggeristobuiIdanew,smallpondnexttoyouroldpond.45.Youwillnotneedtomakeanewinletforyournewpondbecausetheoldoneintheoldpartofthepondisallyouwillneed.46.Youwillneedtomakeanewoutletinyournewpondtoletthewaterflowfromtheoldpartofthepondintothenewpartofthepond.47.Youwillalsoneedtomakeanoverflowforthenewpond.Theoldponddidnothaveone.48.Thedrawingshowsyouwheretoputthenewoutletandhowthewatershouldflowandwheretoputtheoverflow.Youwill1earnhowtobuildanoutletandanoverflowlaterinthisbook.Howtobuildanew,bi49.Thereismuchmoreworktodowhenyoubuildabigpondthanwhenyoubuildasmal1pond50.Firstmarkoutabigsquareonthesiteyouhavechosen,about21by21metres.Markthecornerswithpegsandrunastringbetweenthepegstoshowyouwheretheoutsideofthebankswillbe.51.Clearthebigsquareofal1trees,bushesandgrassandtakeawayallthebigrootsyoucan.52.Takeawayabout20Centimetrtisoftopsoi1fromalloverthesquare.Putthetopsoilaside.1.ateryouwillputitbackonthetopandoutersidesofthebanks.2053.Thenmarkoutasmal1squareinsidethebigsquare,about15by15metres.Markthecornerswithpegsandrunastringbetweenthepegstoshowyouwheretheinsideofthebankswillbe.54.Thebottomofthebankintheshallowpartofyourpondandalongthesidesshou1dbeabout1metrefromtheupperendandsidesofthesmallsquare.55.Thebottomofthebankinthedeepestpartofyourpondshouldbeabout2metresfromthelowerendofthesmallsquare.56.Nowmarkoutathirdsmallerareainthecentreofyourpond,about12by13metres.Wewillcal1thisthecentralarea.Markthecornerswithpegsandrunastringbetweenthepegstoshowwherethebottomofthebankswillbe.57.Besurethat.a!1thepegsandstringsmarkinglhe21-metresquare,the15-metrcsquareandthecentralareaaresetupinthewayshowninthedrawings.2258.Nowyouarereadytobegindigfrominsidethecentralareatobuildthebanksofyourpond.59.skyourneighbourstohelpyoutodigyourbigpond.Thenyoucanhelptheminturntodigtheirponds.I,.,:.,+r-i.,1,:60.Sharedworkis1ighterwork.Whenweworktogether、withourneighbours,theworkiseasierandbetter.61.BegindiggingattheJ-metrestringthecentraareaperendofyourpond.Digabout20centimetresdeep.syoudigtowardthelowerend,edeepestpart,atthe2-mctrestringmarkingthecentryoushouldbedigabout30centimetresdeep.62.putsoi1onbanksIAsyoudigoutthesoil,putitbetweenthe15by1Smetresquareandthe21byZl-metresquarewherethebankswillbe.Putitnearesttowhereyouaredigging.Thisway,thebankswillbehigherandwiderasyoumovetowardthelowerend.63.Whenyoucometoroots,takeawayasmuchofthemasyoucan.64.Whenevertheloosesoilyouputonthebanksreacheshalfashighasyourknees,packitdowntightly.Youcandothisbybeatingthesoi1withaheavyplank,alengthoftreetrunkoranearthtamper.2465.Whenyouaredigging,keeptheslopeofthepondbottomasregularasyoucan.Itshoulds1opegentlydownfromtheupperendtothedeepestpart.Thebottomofthepondshouldhaveslopeslikethoseinthedrawings.66.Beginagaintodigsoiloutofthecentralarea.Dig20morecentimetresfromtheupperendand30morecentimetresfromthedeepestpart.Putthesoi1onthebanksandpackitdowntightlyasbefore,putsoilonbanks,67.Nowbeginagain,forIhcthirdandlasttime,todigsoiloutofthecentralarea.Dig20morecentimetresfromtheupperendand30morecentimetresfromthedeepestpart.PUlthesoi1onthebanksandpackitdowntightly.2568.Whenyouhavefinisheddiggingoutthecentralareaandyouhaveputonthebanksallthesoilthatyouhavetakenout,youwillhaveahole12by13metreswithstraightsides.Nowitistimetoshapethebanks.69.Digthesoi1awayfromtheedgesofthecentralareatoformtheslopeofthebanks.Putthissoi1ontopofthebanksandpackitdowntightly,digsoi1away70.Theinsideofthebanksshouldslopelesssteeplythantheoutside.Thedrawingshowsyouwhatthebanksshouldlooklikewhentheyarefinished,insidebanksslopeless2671.Thetopofthebanksshou1dbeabout1.5metreswideandshouldbestraightandflatallthewayaroundthepond.72.Putthe20centimetresoftopsoi1youtookawaywhenyoubenandiggingonthetopandoutersidesofthebanks.Plantgrassonthebanks.Bankscoveredwithgrassfastlonger.73.Thebottomofyourpondshouldbeabout1.I0metresfromthetopofthebanksattheshallowupperendandabout1.40metresfromthetopofthebanksatthedeepestpart.74.E3esurethatthebottomofthepondisfairlysmoothandregular.27