نتایج جستجو برای: von bertalanffy

تعداد نتایج: 96716  

Journal: :Epidemiologia e psichiatria sociale 1999
R C Smith

Medical interviewing has evolved considerably during the last 35-50 years. Nowhere has progress been greater than with the articulation of the interview's endpoint, the biopsychosocial model (Engel, 1977b; 1980). Interviewers collect personal information and physical symptoms from the patient and, then, synthesize these data to produce a biopsychosocial description — the patient's story. We gen...

Journal: :Revista Brasileira de Biometria 2021

This study aimed to fit nonlinear regression models model the growth of characters fruit length (FL) and width (FW) pepper genotypes (Capsicum annuum L.) over time using method ordinary least squares (OLS); identify with best compare it obtained via quantile (QR) in 0.25, 0.5, 0.75 quantiles. Three (Logistic, Gompertz, von Bertalanffy) four quality evaluators were adopted: Akaike information cr...

Journal: :progress in biological sciences 2011
jaleh sarafraz asghar abdoli bahram hassanzadeh ehsan kamrani mohamad ali akbarian

in order to determine the age structure, growth, and length-weight relationship of the mudskipper, periophthalmus waltoni, from coastal mudflats of qeshm island, soroo and bandar-pol, in hormuzgan province, iran, we collected 192 individuals in february 2007. age was determined using the second pectoral radial bone and year class was based on length-frequency distributions. growth was descr...

Journal: :Italian Journal of Animal Science 2021

The aim of this study is to model the growth samples four varieties (White, Black, Partridge, Franciscan) Spanish Utrerana hen breed, which endangered, by using Brody, Von Bertalanffy, Verhulst, Logistic and Gompertz models. For purpose, a total 16,235 weight data observations from 2004 animals reared in free range system were collected. was best suited for predicting biological curve White var...

Journal: :شیلات 0
لیلا عبدلی گروه شیلات دانشگاه هرمزگان، ایران احسان کامرانی گروه زیست شناسی دانشکده علوم پایه دانشگاه هرمزگان، ایران اصغر عبدلی پژوهشکده علوم محیطی، دانشگاه شهید بهشتی، ایران بهرام کیابی دانشکده علوم زیستی، دانشگاه شهید بهشتی، ایران ابراهیم رضازاده کته سری دانشکده کشاورزی و منابع طبیعی دانشگاه هرمزگان

a study was conducted to determine some biological characteristics of a mudskipper (boleophthalmus dussumieri) such as length, weight frequencies, condition factor and growth parameters of von bertallanfy in the provinces neighboring to the persian gulf, i.e. bushehr and hormozgan, from january 2007 to april 2008.the sampling were carried out using a hand net as well as bare hands. 333 specimen...

Journal: :Nauplius 2021

Abstract The present investigation aimed to estimate the individual growth and mortality of an invasive species found in estuarine region Patos Lagoon (Southern Brazil). For 20 months crabs were sampled, laboratory specimens Rhithropanopeus harrisii (Gould, 1841) measured (carapace width, CW, weight). Carapace width data was utilized for a modal progression analysis curve (von Bertalanffy model...

Journal: :Plant physiology 2005
Rodrigo A Gutiérrez Dennis E Shasha Gloria M Coruzzi

Systems thinking is used in a variety of scientific and technological fields. Indeed, this paradigm has proved indispensable in disciplines as disparate as commerce, production, and the aviation industry. Aleksander Bogdanov (1873–1928) was probably the first exponent of systems thinking. In his ‘‘Tektology: Universal Organization Science’’ (1913–1922), Bogdanov ambitiously proposed that all ph...

Journal: :Revista de biologia tropical 2005
Maria Estela de León Juana López Martínez Daniel Lluch Cota Sergio Hernández Vázquez Puga Rafael

Annual von Bertalanffy growth parameters of the Caribbean spiny lobster (Panulirus argus) in Cuban waters were estimated from a long term study (40 years) by length-based methods ELEFAN and the new version of SLCA. Data of around 800 000 lobsters (with carapace length ranging 14 to 199mm) were randomly sampled in artificial shelters (a non selective fishing gear very common in the lobster fishe...

Journal: :Journal of insect physiology 2000
Cassill Tschinkel

The von Bertalanffy rule (1960) predicts that low incubation temperature during larval development will result in larger adult body size. If larval development in social insects followed this rule, then low incubation temperature would induce the development of larger workers and possibly even sexuals. To test this prediction, the effect of incubation temperature on larval development, larval m...

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