Journal of Environment and Sociobiology

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Impact of Heavy Rainfall on the Infestation of Rice Hispa and False Smut of Paddy in the Sundarban Region of West Bengal


Affiliations
1 Department of Zoology, Presidency College, Kolkata-700 073, West Bengal, India
2 Department of Zoology, Durgapur Govt. College, Durgapur-713 214, West Bengal, India
     

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During the Aman season of paddy from July, 2005 to December, 2005 surveys were conducted at Basanti Block of Sundarban region of West Bengal, India. Data were collected at an interval of 7 days and the nature of damage was recorded during each survey trip. It has been observed that Patnai and Diidhsar varieties of paddy are mostly affected with false smut due to heavy rainfall from 18.10.05 to 24.10.05. Other varieties like Rupshal, Ruglmshal are less affected. These varieties are local and photo sensitive. Their flowering stage is usually from 3rd week of October to 1st week of November.
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  • Impact of Heavy Rainfall on the Infestation of Rice Hispa and False Smut of Paddy in the Sundarban Region of West Bengal

Abstract Views: 255  |  PDF Views: 0

Authors

Sudip Mandal
Department of Zoology, Presidency College, Kolkata-700 073, West Bengal, India
Rupendu Ray
Department of Zoology, Durgapur Govt. College, Durgapur-713 214, West Bengal, India

Abstract


During the Aman season of paddy from July, 2005 to December, 2005 surveys were conducted at Basanti Block of Sundarban region of West Bengal, India. Data were collected at an interval of 7 days and the nature of damage was recorded during each survey trip. It has been observed that Patnai and Diidhsar varieties of paddy are mostly affected with false smut due to heavy rainfall from 18.10.05 to 24.10.05. Other varieties like Rupshal, Ruglmshal are less affected. These varieties are local and photo sensitive. Their flowering stage is usually from 3rd week of October to 1st week of November.