Vol. 6 (3) : May-June 2015 issue
Green Farming Vol. 6 (3) : 650-652 ; May-June, 2015
Rainfall analysis for crop planning in Thrissur district of Kerala
B. AJITHKUMAR1*, G. SUBRAMANYAM2 and ARJUN VYSAKH3
Dept. of Agrl. Meteorology, Kerala Agricultural University, Thrissur - 680 656 (Kerala)
Designation : 1Asst. Professor & Head *(ajithagromet@gmail.com) 2,3P.G. Student
Subject : Meteorology, Agro-Climate and Climate Change
Paper No. : P-2247
Total Pages : 3
Received : 05 July 2014
Revised accepted : 18 February 2015
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Citation :
B. AJITHKUMAR, G. SUBRAMANYAM and ARJUN VYSAKH. 2015. Rainfall analysis for crop planning in Thrissur district of Kerala. Green Farming Vol. 6 (3) : 650-652 ; May-June, 2015
ABSTRACT
The rainfall data for the period of 31 years (1983-2013) of Thrissur in central agro climatic zone of Kerala has analyzed to know weekly, monthly, seasonal and annual probabilities at different levels of rainfall for suitable crop planning. It has revealed that in total amount of rainfall 73.64% during S-W monsoon period (June-Sep), 15.46% during N-E monsoon period (Oct-Nov), 0.542% during winter season (Jan-Feb) and only 10.34% during summer season is received. The maximum amount of rainfall is received during June (701.5387 mm) and minimum in January (1.622 mm) month. The analysis revealed that there is a high probability of occurrence of dry period from 1 to 16 and 46 to 52nd week in the zone. Supplemental irrigations are necessary in N-E monsoon season and summer seasons.
Key words :
Crop planning, Drought period, Monsoon period, Normal rainfall, Rainfall analysis.
