Summary
Pan diseases have been found to be a serious menace in the district of Sylhet. They were first reported in 1929.
A careful survey has revealed that due to thepan diseases the area underpan in the district has decreased from 1,513 · 8 to 679 · 8 acres; the number of families growingpan has decreased from 4,709 to 3,348; the life of aboroj has decreased from 15–30 years to 3–5 years and the yearly monetary loss due to the death of the plants comes to Rs. 8,49,748!
The diseases ofpan according to their relative importance have been found to be thePhytophthora foot-rot and leaf-rot, theRhizoctonia root-rot, theSclerotial wilt and aGloesporium leaf spot.
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References
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Communicated by Prof. H. Chaudhuri,d.sc.
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Chowdhury, S. Diseases of pan(Piper betle) in Sylhet, Assam. Proc. Indian Acad. Sci. 19, 147–151 (1944). https://doi.org/10.1007/BF03049779
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DOI: https://doi.org/10.1007/BF03049779