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Land Resource Inventory and Hydrological Inventory of Malhar Sub-watershed for Watershed Planning and DevelopmentYadgir Taluk, Yadgir District, Karnataka (AESR 6.2)

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Title Land Resource Inventory and Hydrological Inventory of Malhar Sub-watershed for Watershed Planning and DevelopmentYadgir Taluk, Yadgir District, Karnataka (AESR 6.2)
Not Available
 
Creator RajendraHegde,B.A.Dhanorkar,,S.Srinivas,K.V.Niranjana,R.S.ReddyandS.K.Singh
 
Subject Details of Hydrology, Rainfall and evaporation characteristics, Budyko curve, Water budget Rain water harvesting – Sujala-III Project.
 
Description Not Available
Theaverageannualrainfallof887mmintheMalharsub-watershedasrecordedfromtheBalichakrastationdata.
80%,13%and8%oftheannualrainfalloccursduringkharif,rabiandsummerseasonsrespectivelyandexhibitedahighertemporalvariability.
Theevapotranspirationestimationtooldevelopedindicatesthatthewatershedwaterbalanceisindeficit.Thecropping&irrigationchoicesarenotappropriateandneedtobealteredtoshiftthedeficitwaterbalance.
Theestimatedrunoffavailabletouseis12mmforanaverageannualrainfallof622mm(2009-2017).Theutilizablegroundwateris49.7mm(70%of71mmrechargeestimated).Thismeansthetotalavailablewaterresourcecombiningthesoilmoisturestoreforkharif&rabi(479mm)andutilizablerunoffplusrechargeis541(=479+12+50)
Theaverageactualevapotranspirationestimatedinthewatershedbasedonthecurrentlanduseandirrigationpracticesforthekharifandrabiseasonsis515mm.Hencetheamountofwateruseforkharifandrabiseasonsmaybeestimatedas644mm(i.e125%ofAET).Thisdemandforthetwoseasonsishigherby103mm,i.e.(644-541).TheAETinJune-Septmonthsisonly59%ofrainfall.Hence,thereisagoodopportunitytoharvesttheexcesswaterthroughwatershedmanagementpracticesforutilizingduringrabiseason.
ThetotalnumberofwellspresentinMalharSub-watershedasperLRIdatais17Borewells.ThegroundwaterleveldataobtainedfromDept.ofMines&GeologyfortheneareststationBalichakra.Thegroundwaterlevelduringtheyears2011-2017wereslightlyvarying,whereasduringtheyear2014wasfoundconstant
Watershed Development Department, Government of Karnataka (World Bank Funded) Sujala –III Project.
 
Date 2021-07-24T08:59:04Z
2021-07-24T08:59:04Z
2019-12-31
 
Type Project Report
 
Identifier RajendraHegde,B.A.Dhanorkar,,S.Srinivas,K.V.Niranjana,R.S.ReddyandS.K.Singh(2019).“LandResourceandHydrologicalInventoryofMalharSub-watershedforWatershedPlanningandDevelopment,YadgirTaluk,YadgirDistrict,Karnataka”,SujalaSWS-LRIAtlasNo.65,ICAR–NBSS&LUP,RC,Bangalore.p.57.
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http://krishi.icar.gov.in/jspui/handle/123456789/49821
 
Language English
 
Relation 65;
 
Publisher ICAR::National Bureau of Soil Survey and Land Use Planning, Regional Centre, Bengaluru & Watershed Development Department, Government of Karnataka (Sujala-III Project)