National Academy of Agricultural Sciences (NAAS)
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PRINT ISSN : 2319-7692
Online ISSN : 2319-7706 Issues : 12 per year Publisher : Excellent Publishers Email : editorijcmas@gmail.com / submit@ijcmas.com Editor-in-chief: Dr.M.Prakash Index Copernicus ICV 2018: 95.39 NAAS RATING 2020: 5.38 |
An investigation was made to study the temporal variation in monthly, seasonal and annual rainfall over Kuttanad region, a unique region of India, where farming is practiced below sea level conditions. The region is also signifies the rice bowl of the Kerala state. The long term changes in rainfall during the period from 1901-2015 was determined by Mann - Kendall rank statistics for the trend analysis and linear trend. The variation in annual and seasonal rainfall were also investigated but was not statistically significant. The study revealed that rainfall during January, March and June showed significant decreasing trend while increasing trend in April and September. The increasing rainfall during peak summer period of April favours plantation crop and lowland spice crop and increased rainfall during September was benefit to the Winter rice crop which is the major rice growing season of this region.
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