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ID:40104793
大小:1.80 MB
页数:41页
时间:2019-07-21
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1、VegetableGardeningHomevegetablegardeningProducevalueof$14billionperyear(U.S.)40%offamilieshavevegetablegardensWhygrowvegetables?TasteSavesmoneyHealthCanbechemical-freeExerciseAttractswildlifePlanningagardenLocationWatersupplyFullsunWelldrainedloam,pH6-6.5Awayfromtre
2、esAwayfromslopesPlanningagardenSizeStartsmall(25’x25’orless)Mostseedpacksplanta15’rowGardenlayoutRowsorientedeasttowestTaller&trellisedplantsonnorthsideShorterplantstowardssouthsidePlantperennialstogetherBlock(bed)gardeningVegetablegardendesignRowsBedsMixedbeds(flow
3、ers/vegetables)ContainersWindowboxesPlanningavegetablegardenWhatuses?Fresh,canning,freezing(p.500)ClimateassessmentDatesofavg.spring&fallkillingfrostsFrostfreeperiod=#daysfromlastspringfrosttofirstfallfrost(rangesfrom60-250days)PlanningavegetablegardenVegetablechara
4、cteristicsDaystomaturityWarmseasonvs.coolseasonWarmseason–restrictedtofrostfreeperiodCoolseason–cantoleratelightfrostStartindoors&transplantforSpringcropPlantasseedforlatefallcropPlanningavegetablegardenVegetablecharacteristicsHarvestedcropandlightrequirementsFruit>
5、8hoursRoot>6hoursLeaf>4hoursHarvestedcropandnutrientrequirementsLeafcrops–highNRootcrops–HighK,lowerNPlanningavegetablegardenIntercroppingSuccessionplanting(doublecropping)RelayplantingCroprotationCompanionplantingRowtorowdistanceIntercroppingSuccessionplantingRelay
6、plantingPlantingatintervalsforcontinuous,extendedharvestBeans,sweetcorn,lettuceSowwhenpreviouscrophasemerged(germinated)CroprotationCompanionplantingSomeplantsdobetternexttocertaintypesofplantsSomeplantshaveinsectrepellantpropertiesSomeplantsattractbeneficialinsects
7、Example:corn/squashcanopydisorientssquashvineborerCompanionplantingforpestcontrolBeneficialinsectsPoorplantcombinationsPlantantagonism–someplantssecretegrowth-suppressingchemicalsBeansdonotfollowonionswellTomato/potatodonotfollowBrassicaswellPlantspacingCandetermine
8、finalsizeofplantsEqualaccesstowater,nutrients,lightCanopycansuppressweedsPlantingavegetablegardenSeedViability&storageDirectvs.indirectsow
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