In order to efficiently investigate the Chlorophyll fluorescence measurement Growth model of invasive weeds and AGrowth of invasive foreign weeds, processing of drone images, estimated map of weed occurrence areas17ABDBCABDBC写真、図写真、図Inordertoefficientlyproducecropsinthefield,itisnecessarytofindweedsearlyonandtheappropriatemanagement.Weedsciencelaboratoryisworkingonelucidationofphysiologicalandecologicalcharacteristicsofweeds,analysisofdistributionpatterns,developmentofefficientobservationmethodsinthefield.Inthislaboratory,observationofcommunitiesbydroneaerialimagesandmeasurementofphotosyntheticparametersbychlorophyllfluorescencemeasurementarecarriedoutinthefield.Targetplantsareinvasivenativeweedsandforeignweedsthataffectecosystemsandagriculturalproduction.Motoyuki HAGIWARAProfessor, Ph.D.Aiming to enhance growth and yield of crops under unfavorable or low-input conditions necessary for improved and stabilized food production Keywords;rice, soybean, buckwheat, low-input cultivation,water stressTheCropScienceLaboratoryseeksimprovedproductiontechnologiesforcropplants.Copingwithglobalenvironmentalchange,reducingenvironmentalloadandefficientlyusingfiniteresourcesincropproductionareimportanttopicsincropscience.Towardtheimprovedsustainabilityandstabilityoffoodcropproductionforrice,soybeanandcommonbuckwheat,weaimatestablishingcultivationtechnologiesthatstrikeabalancebetweenreducedinputofenergyandotherfiniteresourcessuchaschemicalfertilizersandsustainedhighlevelsofyieldandquality.Improvingthegrowthofcropplantsunderunfavorablesoilconditions,rangingfromaridtohumid,isalsoanactiveareaofinvestigation.OsamuWATANABEAssociateProfessor,Ph.D.Profile : Experienced Gifu University, National Grassland Research Institute, National Agriculture and Food Research Organization Researcher. Low-input cultivation and improved palatability of paddy riceImproved submergence tolerance in soybeanImproved yield and quality of buckwheat through control of soil water conditionsdistribution of invasive weeds, we developed the detection technology of target plants using the drone aerial images. for evaluating the photosynthetic capacity of weed communities.elucidation of germination ecology.Culture test on fertilizer effect on rice (left), non-Ccontact measurement of flower-bud temperature of common buckwheat (middle) and germination test of soybean under excess water condition (right)Field survey may be employed as needed (left)AMicroscopic morphology of soybean seed in regard to germination growth under excess soil moisture (right)Field observation with a drone and the chlorophyll Cfluorescence measurement deviceBioresource Science DivisionBioresource Science DivisionCrop Science LaboratoryWeed Science Laboratory
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