Management of Citrus Trunk Borer in Tinsukia District of Assam - A Success Story
R.K. Nath*
Krishi Vigyan Kendra, Assam Agricultural University, Tinsukia, Assam-786 125, INDIA
P. Ahmed
Krishi Vigyan Kendra, Assam Agricultural University, Tinsukia, Assam-786 125, INDIA
A.C. Sarmah
Krishi Vigyan Kendra, Assam Agricultural University, Tinsukia, Assam-786 125, INDIA
DOI: NIL
Keywords: Khasi mandarin, Citrus trunk borer, Rejuvenation, FLD
Abstract
Citrus trunk borer is one of the major pests of Khasi mandarin in Tinsukia district of Assam. About 15-60 per cent damage was observed due to the insect infestation. FLDs conducted by KVK, Tinsukia from 2012-13 to 2015-16 in few declining Khasi mandarin orchards on “Management of citrus trunk borer” using improved protection measures for trunk borer developed by Citrus Research Station, Assam Agricultural University; Tinsukia. Results of the FLDs showed that the increased average yield in the rejuvenated orchards were recorded about 23 per cent during the period of intervention with a B: C ratio of 4.33:1 compared to B: C ratio of 2.31:1 before intervention. Citrus trunk borer is one of the major pests of Khasi mandarin in Tinsukia district of Assam. About 15-60 per cent damage was observed due to the insect infestation. FLDs conducted by KVK, Tinsukia from 2012-13 to 2015-16 in few declining Khasi mandarin orchards on “Management of citrus trunk borer” using improved protection measures for trunk borer developed by Citrus Research Station, Assam Agricultural University; Tinsukia. Results of the FLDs showed that the increased average yield in the rejuvenated orchards were recorded about 23 per cent during the period of intervention with a B: C ratio of 4.33:1 compared to B: C ratio of 2.31:1 before intervention.
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Reference
Anonymous. (2015). Economic survey of Assam. Directorate of Economics and Statistics, Assam, Planning and Development Department, Government of Assam, pp. 71.