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1、露地西瓜优质高效栽培技术DewwatermelonhighqualityandhighefficientcultivationtechniquesThecultivationofthewatermelonwillneedtobearrangedduringthenon-frostperiod・InnorthChina,cultivationmainlyincludesspringand2012watermelonpricesummersowingandautumnsowing・Theenvironmentconditionsaresuitablefor
2、theplantingofthedewspring,andtheyieldishigher,whichisthemainformofthecultivationofthedew.TheformofwatermeloncultivationinBeijingandtianjinisone・Table1Beijing,tia.njinareawatermeloncultivationformandthechikouarrangementThecultivationformSeedingtimeEngraftmentperiodharvestnoteOutd
3、oorspringsowingInJulyliveOutdoorsummersowingUnder56onInAugustliveOutdoorautumnsowingInJulyOnOctoberliveDoublemembranecoveringUnder2Under3~4JuneGreenhouseseedlingPlasticgreenhousesOnthe3FivemiddleThefirstthreelayersarecoveredSolargreenhousecultureInJanuaryOnFebruary4~5inlateonGra
4、ftingseedlingFirst,watermelondewgroundspringplantingtechnique(1)thechoiceofthemelonfieldThefertilesoilthatthewatermelonwantsloosebreathes,shouldchoosethesoillayerdeep,rich,thestructureloose,thesandysoilthatisconvenientforthedrainageisadvantageoustoobtainhighqualityandhighyield・I
5、tisnotsuitabletogrowwatermelonsintheareasofsalt-alkaliandlow-lyingwater,whichshouldbetakencareofbeforewinterandincreasetheorganicfertilizer・Thecultivationofwatermelonisnotlinked,andtheproductionofwatermelonsisobviouslydeclining,anditissusceptibletothedevastatingeffectsofblight・T
6、herefore,itisusuallyfivetosevenyearsforthelengthofrotationtobestrictlyavoided・(1)thewho1eearthandthefertilizerThesiteofthewatermelonsshouldbeturnedoverbeforethefreeze,allowingthesoiltobefullyweatheredandtheamountofrainandsnow・Thefollowingspring,themelonfieldwasmorethan20cmdeep・R
7、akegroundleveling.Plantingbedsandclimbingbedsbywatermelons・Theclimbisflat,therainisgutter・Thepracticeofplantingthebedsistodigthetrenchandmakethebeds・DigawatermelonWatermelongutterisknownasagutter,whichistodigadeepditchintheplantinglineofwatermelon,andthenfillintheditchwiththesoi
8、landthefoundationfertilizer,forthebeds・Thegutte
