Land Resource and Hydrology Inventory of Hosur Sub-watershed for Watershed Planning and Development Afzalpur Taluk, Gulbarga District, Karnataka (AESR 6.2)
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Title |
Land Resource and Hydrology Inventory of Hosur Sub-watershed for Watershed Planning and Development Afzalpur Taluk, Gulbarga District, Karnataka (AESR 6.2)
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Creator |
RajendraHegde,B.A.Dhanorkar,S.Srinivas,K.M.Nair,K.V.Niranjana,R.S.ReddyandS.K.Singh
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Subject |
Details of Hydrology, Rainfall and evaporation characteristics, Budyko curve, Water budget Rain water harvesting – Sujala-III Project.
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Description |
Not Available
Theaverageannualrainfallof665mmintheHosursub-watershedasrecordedfromtheKarajgistationdatabyKSNDMC. 72%,17%and11%oftheannualrainfalloccursduringkharif,rabiandsummerseasonsrespectivelyandexhibitedahighertemporalvariability. Theevapotranspirationestimationtooldevelopedindicatesthatthewatershedwaterbalanceisindeficit.Thecropping&irrigationchoicesarenotappropriateandneedtobealteredtoshiftthedeficitwaterbalance. Theestimatedrunoffavailabletouseis43mmforanaverageannualrainfallof760mm(2009-2017).Theutilizablegroundwateris33mm(70%of47mmrechargeestimated).Thismeansthetotalavailablewaterresourcecombiningthesoilmoisturestoreforkharif&rabi(215mm)andutilizablerunoffplusrechargeis291(=215+33+43) Theaverageactualevapotranspirationestimatedinthewatershedbasedonthecurrentlanduseandirrigationpracticesforthekharifandrabiseasonsis532mm.Hencetheamountofwateruseforkharifandrabiseasonsmaybeestimatedas665mm(i.e125%ofAET).Thisdemandforthetwoseasonsishigherby374mm,i.e.(665-291).TheAETinJune-Septmonthsisonly60%ofrainfall.Hence,thereisagoodopportunitytoharvesttheexcesswaterthroughwatershedmanagementpracticesforutilizingduringrabiseason. ThetotalnumberofwellspresentinHosurSub-watershedasperLRIdataare25(21Borewellsand4Openwells).ThegroundwaterlevelwasfoundfromthedataobtainedfromKSNDMCfortheneareststationMannur.Deepestlevelwasfoundin2014year. Watershed Development Department, Government of Karnataka (World Bank Funded) Sujala –III Project. |
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Date |
2021-07-24T08:42:01Z
2021-07-24T08:42:01Z 2019-12-31 |
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Type |
Project Report
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Identifier |
RajendraHegde,B.A.Dhanorkar,S.Srinivas,K.M.Nair,K.V.Niranjana,R.S.ReddyandS.K.Singh(2017).“LandResourceInventoryofHosurSub-watershedforWatershedPlanningandDevelopment,AfzalpurTaluk,KalaburagiDistrict,Karnataka”,SujalaLRIAtlasNo.78,ICAR–NBSS&LUP,RC,Bangalore.p.37.
Not Available http://krishi.icar.gov.in/jspui/handle/123456789/49809 |
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Language |
English
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Relation |
78;
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Publisher |
ICAR::National Bureau of Soil Survey and Land Use Planning, Regional Centre, Bengaluru & Watershed Development Department, Govt. of Karnataka (Sujala-III Project)
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