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ANALYSIS OF DROUGHT OCCURRENCE AND WATER HARVESTING POTENTIAL IN SEMI- ARID CLIMATE OF KOTA

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Title ANALYSIS OF DROUGHT OCCURRENCE AND WATER HARVESTING POTENTIAL IN SEMI- ARID CLIMATE OF KOTA
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Creator C PRAKASH
 
Subject DROUGHT ANALYSIS, WATER HARVESTING POTENTIAL, SEMI- ARID CLIMATE, KOTA
 
Description Not Available
TO DETERMINE THE FREQUENCY OF DROUGHTS OF DIFFERENT INTENSITIES AND WATER HARVESTING POTENTIAL OF DISTRICT KOTA ( RAJASTHAN) . FIFTEEN YEAR ( 1965-79) METEOROLOGICAL DATA WERE ANALYSED USING CLIMATIC WATER BALANCE APPROACH. ANALYSIS OF DATA SHOWED THAT OUT OF 15 YEARS , KOTA EXPERIENCED 8 DROUGHTS VIZ 2 SEVERE , 5 LARGE AND 1 MODERATE. SUBNORMAL AND ERRATIC PATTERN OF THE RAINFALL ACCOMPANIED BY HIGH WATER NEED WERE THE MAJOR FACTORS RESPONSIBLE FOR DROUGHTS. WATER BALANCE OF KOTA REVEALED THAT (I) PRECIPTATION (677MM) EXCEEDS EVAPOTRANSPIRATION (247MM) DEMAND FROM JULY TO SEPTEMBER AND WATER DEFICIENCY OF 500 MM OCCURS FROM OCTOBER TO JUNE AND (II) 36% OF EXCESS PRECIPITATION ( 430MM) OVER WATER NEEDS APPEARS AS WATER SURPLUS (153MM) AND REMAINING 64% GOES TO SOIL PROFILE RECHARGE ( 277MM) . WATER SURPLUS ( DURING KHARIF SEASON) OFFERS AN IDEAL OPPORTUNITY FOR UTILIZATION OF EXCESS WATER ( STORED IN FARM POND) TO PROVIDE PROTECTIVE IRRIGATION TO KHARIF CROPS DURING PERIOD OF MOISTURE STRESS OR TO RABI CROPS AS PRE- SOWING IRRIGATION FOR INCREASING CROP PRODUCTION UNDER RAINFED CONDITIONS.
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Date 2020-11-20T09:24:04Z
2020-11-20T09:24:04Z
1986-01-01
 
Type Research Paper
 
Identifier Not Available
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http://krishi.icar.gov.in/jspui/handle/123456789/42477
 
Language English
 
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Publisher Not Available