نتایج جستجو برای: standard length in catch
تعداد نتایج: 17042814 فیلتر نتایج به سال:
this research was conducted to study the length-weight and length-length relationships and condition factor of six cyprinid fish species viz. alburnus atropatena , barbus lacerta , capoeta capoeta , carrasius gibelio , romanogobio macropterus and pseudorasbora parva from zarrineh river (urmia lake basin, iran). a total of 188 specimens ranging from 2.9 to 21.4cm in total length and 0.22 to 176g...
Non-commercial fish species of shrimp trawls were studied monthly from October 2005 to September 2006 in Mahshahr creeks (Darvish, Doragh, Bihad, Ghazaleh, Ghanam, Zangi and Patil). The trawl nets had a cod-end mesh size of 24mm. Total catch was 6431 individuals weighing 55.5kg, and included 14 species of non-commercial fish species belonging to 14 families. The caught shrimp species were from ...
Fisheries have removed at least 50 million tons of tuna and other top-level predators from the Pacific Ocean pelagic ecosystem since 1950, leading to concerns about a catastrophic reduction in population biomass and the collapse of oceanic food chains. We analyzed all available data from Pacific tuna fisheries for 1950-2004 to provide comprehensive estimates of fishery impacts on population bio...
Security controllers follow the execution of the target systems to prevent security violations. In fact, by proactively observing the target, they are able to catch security violations before they occur and act consequently, such as by interrupting the execution. In this paper we define a novel category of security controllers called lazy controllers, a conservative extension of standard contro...
This study was carried out between September 2020 and March 2021 to determine the selectivity of monofilament gillnets used in pearl mullet, Alburnus tarichi (Güldenstädt, 1814), fishing Lake Van. The SELECT method applied selectivity. best model for mullet determined as log-normal model. optimum catch lengths with 20, 22 24 mm mesh sizes were calculated 21.69 cm, 23.84 cm 26.01 respectively. C...
BACKGROUND Limited evidence has been provided on the trajectories of length, weight, and bone mineral density (BMD) among preterm infants in early life in Asian countries. METHODS We conducted a longitudinal study, which included 652 late preterm (gestational age: 34-36.9 weeks), 486 moderate preterm (32-33.9), 291 very preterm (28-31.9), 149 extremely preterm infants (≤ 28.9) and 1434 full-t...
BACKGROUND Fibroblast growth factor 21 (FGF21) is a metabolic and growth regulator. AIM To investigate the role of FGF21 during growth in infancy. METHODS Blood samples for FGF21, leptin, insulin and glucose were collected from cord blood obtained from 95 preterm and term newborns (cross-sectional group), and at 6 and 12 months of life in 80 preterm and term infants (longitudinal group). Le...
OBJECTIVE To identify clinical predictors associated with catch-up growth in the first year of treatment with somatropin (rhGH) in a group of children born small for gestational age (SGA). SUBJECTS AND METHODS Thirty nine children who have been on rhGH therapy for at least one year (0.33 mg/kg/week) were evaluated. The clinical parameters analyzed were chronological age (CA), bone age (BA), t...
Service sports include two-player contests such as volleyball, badminton, and squash. We analyze four rules, including the Standard Rule (SR), in which a player continues to serve until he or she loses. The Catch-Up Rule (CR) gives the serve to the player who has lost the previous point—as opposed to the player who won the previous point, as under SR. We also consider two Trailing Rules that ma...
This study aimed to carry out a malaria situation analysis, species composition and susceptibility levels of the main malaria vector, Anopheles stephensi, to different insecticides in Bashagard. A longitudinal survey was conducted in 2 randomly selected villages in Bashagard. Malaria vectors were sampled by dipping method for the larvae and hand catch, night-biting catch, total catch, and shelt...
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