scholarly journals Studies on seafood production systems in the South-west Region of Bangladesh

2017 ◽  
Vol 15 (1) ◽  
pp. 123-132
Author(s):  
MR Islam ◽  
MM Haque ◽  
MM Rahman

The present study was conducted to understand existing production system of shrimp and prawn (seafood) with gher1 farming in the south-western region of Bangladesh from January to March 2014. Three gher farming clusters in three Upazilas of Bagerhat district were selected to carry out this study to assess the fact above using focus group discussion, key informant interview, questionnaire survey, physical observation, and literature review. The study revealed that gher farming system has changed the cropping patterns dramatically. This diversified farming system produces prawn, carp fish, boro paddy, and vegetable in the field where only single crop of paddy was cultivated. Gher dikes were used to produce vegetables, fruits and the central part for rice cultivation. Whereas the whole water body (during monsoon) and canals (during dry season) were used to culture finfish and prawn. Farmers were mainly found to use commercial feed with a rare amount of homemade feed because of the availability of commercial feed. Most of their investment goes for buying feed, PL and were found to take loan with high interest from banks or depot owners. Decreased salinity due to siltation in Mongla river resulted in increased overall production. The evidence presented in the study confirms that gher farming system impacting positively in the south-west region of Bangladesh.J. Bangladesh Agril. Univ. 15(1): 123-132, January 2017

Author(s):  
Fariha Farjana ◽  
Afia Khatun

The paper concentrates on the measurement of the total factor productivity of dairy farms in the south-west region of Bangladesh. The study used stochastic frontier approach for analyzing the technical efficiency of the dairy farms. Here, seventy dairy farms are considered as a sample. The data reveals that the number of labor and the quantity of food are statistically significant at a 1 percent level of significance.The data also manifests that numerous farm-specific characteristics, i.e. farm size, farmer’s age, and amount of credit are statistically significant at 1 percent, 10 percent, and 10 percent respectively. The range of technical efficiency for the farms varies from 26 percent (minimum) to 95 percent (maximum) where the mean value is 68 percent for the dairy farms of the south-west region. This implies that an average output of milk production falls 32 percent short of maximum possible level. Hence, there is scope of improvement in this sector. Therefore, to improve the farm productivity government should provide proper training, and medical treatment facilities for the farms so that the animals become healthy. If it is possible to do so then the farm level production frontier will shift upward.


2019 ◽  
Vol 11 (14) ◽  
pp. 306
Author(s):  
L. L. Ferreira ◽  
Carmen Rosa da Silva Curvêlo ◽  
Gileade Costa Leonel Amaral ◽  
Juliana Naves de Campos ◽  
Rodrigo Vieira da Silva ◽  
...  

The purpose of this work is to analyze lettuce cultivars different responses to environmental adaptability and rock dust concentrations in agroclimatic conditions in the south-west region of Goiás state. The work was conducted in the county of Mineiros, Goiás. The experimental area soil’s was classified as quartzarenic NEOSOL. In experiment number 1, was used experimental design in random blocks in factorial 5 × 2, corresponding to five rock dust concentrations (0, 100, 200, 300 and 400 kg ha-1), in two lettuce cultivars of Crespa and Americana lettuce. In experiment number 2 was applied experimental design in randomized blocks, which were constituted by 7 lettuce cultivars (Hanson, Simpson S. Preta, Baba de Verão, Maravilha de Inverno, Grandes Lagos, Crespa Palmas, and 4 Estação). The data results were analyzed 45 days after seeds transplant. The results were submitted to variance analysis and Turkey’s regression and test at a 5% probability. The 400 kg ha-1 rock dust dose didn’t have any effects in lettuce cultivars Crespa and Americana, once that, rock dust nutrients mineralization occurs very slowly, not interfering in the lettuce first cycle. 4 Estação cultivar presented good environmental adaptability to Goiás south-west agroclimatic conditions, more specifically in Mineiros, where it is recommended lettuce cultivation in summer-fall.


PLoS ONE ◽  
2018 ◽  
Vol 13 (9) ◽  
pp. e0203312 ◽  
Author(s):  
Kukwah Anthony Tufon ◽  
Damian Nota Anong ◽  
Henry Dilonga Meriki ◽  
Teuwafeu Denis Georges ◽  
Mouladje Maurice ◽  
...  

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