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1、BetterFreshwaterFishFarmingThePond淡水鱼养殖33.Digaholeasdeepasyourwaist.Earlyinthemorningfillitwithwater.Fillittothetop.Byeveningsomeofthewaterwillhavesunkintothesoil.1234.Thenfilltheholewithwateragain.Fi11ittothetop.Covertheholewithboardsorleafybranches.Cc35.Thenextmorningifmostofthewaterisstillintheho
2、le,thesoilwillholdenoughwatertobuildafishpondthere,fiowlargeshouldyourpondbe?36.Itisgoodtostartwithapondabouttwiceasbigasyouroldpond.37Eorexample,ifyoubuildapond15by15metres,thepondwillmeasureabout225squaremetres.15mx15m=225m2Youroldpondmeasured100squaremetres.IOmxIOmd00m21438.Asquarepondiseasiertob
3、uild,:,-_butyourpondcanhaveadifferentshapetofitthesizeandshapeofyourland.39.Thisbookwi11tel1youhowtomakeyouroldpondbigger.Thenitwilltel1youhowtobuildanew,squarepondmeasuring15by15metres.40.Whenyoubuildabiggerpond,youshouldtrytomakeitbetterthanyouroldpond.41.Abiggerpondshouldhave:eaninlettoletthewate
4、rintothepond,whichshouldhaveascreentokeepoutwildfish,twigs,leavesandothertrash;eanoutlettoletthewaterflowoutofthepondsothatyoucantakeoutallthefishandcleanthepond,theoutlethavingascreentokeepyourfishfromgettingawaywhenyoudrainthepond;16aanoverflowtoletsomeofthewaterflowawaywhenthereistoomuchwaterinth
5、epond.Ifthereistoomuchwaterinthepond,someofthewatermayflowoverthebanksandsomeofyourfishmaygetaway.Theoverflowshouldhaveascreentopreventthishappening.-42.TheeasiestwaytomakeyouroldpondbiggeristobuiIdanew,smallpondnexttoyouroldpond.45.Youwillnotneedtomakeanewinletforyournewpondbecausetheoldoneintheold
6、partofthepondisallyouwillneed.46.Youwillneedtomakeanewoutletinyournewpondtoletthewaterflowfromtheoldpartofthepondintothenewpartofthepond.47.Youwillalsoneedtomakeanoverflowforthenewpond.Theoldponddidnothaveone.48.Thedrawingshowsyouwheretoputthenewoutletandhowthewatershouldflowandwheretoputtheoverflow
7、.Youwill1earnhowtobuildanoutletandanoverflowlaterinthisbook.Howtobuildanew,bi49.Thereismuchmoreworktodowhenyoubuildabigpondthanwhenyoubuildasmal1pond50.Firstmarkoutabigsquareonthesiteyouhavechosen,about21by21metres.Markthecornerswithpegsandrunastringbetweenthepegstoshowyouwheretheoutsideofthebankswi
8、llbe.51.Clearthebigsquareofal1trees,bushesandgrassandtakeawayallthebigrootsyoucan.52.Takeawayabout20Centimetrtisoftopsoi1fromalloverthesquare.Putthetopsoilaside.1.ateryouwillputitbackonthetopandoutersidesofthebanks.2053.Thenmarkoutasmal1squareinsidethebigsquare,about15by15metres.Markthecornerswithpe
9、gsandrunastringbetweenthepegstoshowyouwheretheinsideofthebankswillbe.54.Thebottomofthebankintheshallowpartofyourpondandalongthesidesshou1dbeabout1metrefromtheupperendandsidesofthesmallsquare.55.Thebottomofthebankinthedeepestpartofyourpondshouldbeabout2metresfromthelowerendofthesmallsquare.56.Nowmark
10、outathirdsmallerareainthecentreofyourpond,about12by13metres.Wewillcal1thisthecentralarea.Markthecornerswithpegsandrunastringbetweenthepegstoshowwherethebottomofthebankswillbe.57.Besurethat.a!1thepegsandstringsmarkinglhe21-metresquare,the15-metrcsquareandthecentralareaaresetupinthewayshowninthedrawin
11、gs.2258.Nowyouarereadytobegindigfrominsidethecentralareatobuildthebanksofyourpond.59.skyourneighbourstohelpyoutodigyourbigpond.Thenyoucanhelptheminturntodigtheirponds.I,.,:.,+r-i.,1,:60.Sharedworkis1ighterwork.Whenweworktogether、withourneighbours,theworkiseasierandbetter.61.BegindiggingattheJ-metres
12、tringthecentraareaperendofyourpond.Digabout20centimetresdeep.syoudigtowardthelowerend,edeepestpart,atthe2-mctrestringmarkingthecentryoushouldbedigabout30centimetresdeep.62.putsoi1onbanksIAsyoudigoutthesoil,putitbetweenthe15by1Smetresquareandthe21byZl-metresquarewherethebankswillbe.Putitnearesttowher
13、eyouaredigging.Thisway,thebankswillbehigherandwiderasyoumovetowardthelowerend.63.Whenyoucometoroots,takeawayasmuchofthemasyoucan.64.Whenevertheloosesoilyouputonthebanksreacheshalfashighasyourknees,packitdowntightly.Youcandothisbybeatingthesoi1withaheavyplank,alengthoftreetrunkoranearthtamper.2465.Wh
14、enyouaredigging,keeptheslopeofthepondbottomasregularasyoucan.Itshoulds1opegentlydownfromtheupperendtothedeepestpart.Thebottomofthepondshouldhaveslopeslikethoseinthedrawings.66.Beginagaintodigsoiloutofthecentralarea.Dig20morecentimetresfromtheupperendand30morecentimetresfromthedeepestpart.Putthesoi1o
15、nthebanksandpackitdowntightlyasbefore,putsoilonbanks,67.Nowbeginagain,forIhcthirdandlasttime,todigsoiloutofthecentralarea.Dig20morecentimetresfromtheupperendand30morecentimetresfromthedeepestpart.PUlthesoi1onthebanksandpackitdowntightly.2568.Whenyouhavefinisheddiggingoutthecentralareaandyouhaveputon
16、thebanksallthesoilthatyouhavetakenout,youwillhaveahole12by13metreswithstraightsides.Nowitistimetoshapethebanks.69.Digthesoi1awayfromtheedgesofthecentralareatoformtheslopeofthebanks.Putthissoi1ontopofthebanksandpackitdowntightly,digsoi1away70.Theinsideofthebanksshouldslopelesssteeplythantheoutside.Thedrawingshowsyouwhatthebanksshouldlooklikewhentheyarefinished,insidebanksslopeless2671.Thetopofthebanksshou1dbeabout1.5metreswideandshouldbestraightandflatallthewayaroundthepon
