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Shariatpur District, in Bangladesh is surrounded by the two big rivers, Padma at north and the Meghna at eastern side. When the two rivers attain peak flood levels simultaneously, this district faces devastating floods. These floods have a destructive effect on agriculture especially on Aman variety up to certain level of flood depth but also have a positive impact on following year's Boro production. So there is a scope of managing flood flows towards crop production risk management. The present study provides a method for flood management to help with crop production risk management....

In the present study spider fauna was explored in Pir baba and its peripheries District Buner. The collection was done during July-December 2013 by hand picking, pit fall trap and nets. This locality has rich diversity of spiders fauna because of enriched food habitats. In this survey ten families, ten genera and twelve species were recorded, the family Pholcidae was dominant (23%) while Sparassidae (3%) was recessive. The rest of the families found with their relative abundance are Salticidae (7%), Theridiidae (6%), Caponiidae (5%), Gnaphosidae (16%), Ctenidae (5%), Lycosidae (11%),...