Read e-book online Agricultural land availability in Bangladesh PDF

By M. Shahadat Hossain

Bangladesh is mainly an agricultural nation, characterised through rice paddy agriculture ruled landscapes. So, land source is the foremost asset contributing wealth and livelihood in rural parts, even supposing land-man ratio is low. 3 units of Landsat imagery for the yr of 1976, 2000 and 2010 have been utilized in this examine to spot land conceal forms and to quantify spatial alterations. The satellite tv for pc imageries have been digitally interpreted with unsupervised and supervised category to quantify overall land region of the rustic with classifications of agriculture and non-agriculture lands, and in addition to degree the adjustments of agriculture land to different land use actions. snapshot research was once performed with ENVI software program (version 4.3) and the ArcGIS software program (version 9.3) used to be used to digitize and research all of the categorized and different worthwhile maps. The land source of the rustic is split into different types, i.e. agriculture lands and non-agriculture lands. The agriculture lands comprise croplands, abode and typical forests, mangrove forests, rivers, Kaptai lake, beels and haors, aquaculture farms, tea gardens/estates and saltpans. whereas, non-agriculture lands contain rural settlements, city and commercial parts, and accreted lands. although, a declining development was once saw for the whole agricultural lands of the rustic, i.e. a lessen is famous from 91.83% in 1976 to 87.69% and 83.53% through the years of 2000 and 2010 respectively. The non-agriculture lands of the rustic have been 8.17%, 12.31% and 16.47% in the course of 1976, 2000 and 2010 respectively. the result of the research produce science-based info at the availability of agricultural land together with tendencies of land hide switch due to the fact independence.

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Agricultural land availability in Bangladesh by M. Shahadat Hossain

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