ApplicationoftheDistiller′sGrainBiogasSlurryin theReductionofPepperFertilizer
《北方园艺》[ISSN:1001-0009/CN:23-1247/S]
- Issue:
- 2018年20
- Page:
- 105-112
- Research Field:
- Publishing date:
Info
- Title:
- ApplicationoftheDistiller′sGrainBiogasSlurryin theReductionofPepperFertilizer
- Author(s):
- WUXinghong1; ZHUQing2; CHENZhenggang2; CUIHonghao2; YUEnjiang1; YANGLiping3
- (1.CollegeofAgriculture,GuizhouUniversity,Guiyang,Guizhou550025；2.InstituteofSoilandFertilizer,GuizhouAcademyofAgriculturalSciences/FieldMonitoringExperimentStationforCultivated-landPreserbationandAgro-enbironmentinGuizhou,MinistryofAgriculture,Guiyang,Guizhou550006；3.InstituteofAgriculturalResourcesandRegionalPlanning,ChineseAcademyofAgriculturalSciences,Beijing100081)
- Keywords:
- biogasslurry; nitrogenfertilizer; pepper; yield; quality
- PACS:
- -
- DOI:
- 10.11937/bfyy.20174727
- Abstract:
- Inordertoresearchtheeffectsofbiogasslurryandnitrogenfertilizerreductiononpepperyield,qualityandsoilphysicalandchemicalproperties,afieldplotexperimentwascarriedoutwiththetestmaterialsofbiogasslurryandpepper,therewere6treatmentswhichwereT1(CK,nonitrogen),T2(totalamountoffertilizer),T3(biogasslurry+totalfertilizer),T4(biogasslurry+fertilizernitrogenreduction20%),T5(biogasslurry+fertilizerreducingnitrogen40%),T6(biogasslurry+fertilizerreducingnitrogen60%),basedontheconventionalfertilizationwithP,Kfertilizer.TheresultsshowedthatcomparedwithCKandT2,increasingbiogasslurryandreducingnitrogenfertilizercouldincreasetheplantheightandstemdiameterofpepper.ComparedwithCK,theadditionofnitrogenfertilizerandbiogasslurryincreasedthequalityofthevegetativeorgansofpepperandsignificantlyincreasedthebiomassabovetheground.ComparedwithT2,reducingnitrogenandincreasingbiogasslurryreducedqualityoffreshleaves,qualityofdryleaves,qualityoffreshstem,qualityofdrystemandbiomassabovetheground,butqualityoffreshanddryfruitsignificantlyincreasedwiththeT4andT5.ComparedwithCK,theyieldofpepperunderdifferenttreatmentsincreasedby13.65%-27.53%,amongwhichtheyieldunderT3wasthelargest.ComparedwithT2,T3significantlyincreasedthecontentofreducedsugar,aminoacidandtotalnitrogeninpepper.Meanwhile,thecontentofvitaminCandtotalpotassiuminpepperwasdecreased.Itbarelyshoweddifferencebetweenthecontentofnitrateandtotalphosphorus.T4andT5significantlyincreasedthecontentofreducedsugarandaminoacidinpepper.ComparedwithCK,eachtreatmentreducedthepHofthepeppersoil.However,increasingbiogasslurryresultinthemoreneutralsoilandmoreorganicmatterinthesoil.Applyingproperquantityofbiogasslurryinpepperplantingcannotonlyreducenitrogenfertilizer,butalsoincreaseyield,improvequalityandsoil.Thisexperimentprovidedtechnicalsupportandtheoreticalguidancefortheapplicationofbiogasslurryreducingnitrogenfertilizerinpepperplanting.Moreover,itwashelpfulforthepopularizationandapplicationofthetechnologyofhighlyefficientcomprehensiveutilizationofresources.
Last Update: 2018-11-15