نتایج جستجو برای: allometric equation

تعداد نتایج: 232848  

Journal: :Methods in Ecology and Evolution 2021

Allometric equations for calculation of tree above-ground biomass (AGB) form the basis estimates forest carbon storage and exchange with atmosphere. While standard models exist to calculate across tropics, we lack a standardized tool computing AGB boreal temperate regions that comprise global extratropics. Here present an integrated R package, allodb, containing systematically selected publishe...

Journal: :Cancer research 1990
C T Gombar G W Harrington H M Pylypiw L M Anderson A E Palmer J M Rice P N Magee E S Burak

The pharmacokinetics of N-nitrosodimethylamine was studied in patas monkeys following i.v. doses of 0.5, 1.0, and 5.0 mg/kg and a p.o. dose of 1.0 mg/kg, and in Swiss mice at i.v. doses of 1.0 and 2.0 mg/kg. In the patas monkey the pharmacokinetics was linear over the i.v. dose range studied. The mean clearance (Cl), steady-state volume of distribution (Vss), mean residence time, and eliminatio...

Journal: :American journal of orthodontics 1971
W J Hirschfeld R E Moyers

M ost predictions of growth are based on some mathematical model of the growth process, two kinds of which can be distinguished: (1) the transformed coordinate method of D’Arcy Thompson,Z5 applied to human growth by MedawaPg and to craniofacial growth by Moorrees and Lebret,2z and (2) equations producing curves descriptive of processes--some intended to be of general application (for example, G...

Journal: :Animal : an international journal of animal bioscience 2013
H Maeno K Oishi H Hirooka

Domestication of animals has resulted in phenotypic changes by means of natural and human-directed selection. Body composition is important for farm animals because it reflects the status of energy reserves. Thus, there is the possibility that farm animals as providers of food have been more affected by human-directed selection for body composition than laboratory animals. In this study, an ana...

2016
Anroop B. Nair Shery Jacob

Understanding the concept of extrapolation of dose between species is important for pharmaceutical researchers when initiating new animal or human experiments. Interspecies allometric scaling for dose conversion from animal to human studies is one of the most controversial areas in clinical pharmacology. Allometric approach considers the differences in body surface area, which is associated wit...

Journal: :Evolution & development 2018
Marina Micaela Strelin Santiago Benitez-Vieyra Juan Fornoni Christian Peter Klingenberg Andrea Cocucci

The astounding variety of angiosperm flower morphologies has evolved in response to many selective forces. Flower development is highly coordinated and involves developmental associations between size and shape, ontogenetic allometry, which in turn affect the morphology of mature flowers. Although ontogenetic allometries can act as a developmental constraint and may influence adaptive evolution...

Journal: :American Zoologist 1980

Journal: :Black sea journal of agriculture 2022

The current study was aimed to investigate the growth pattern of Ross 308 broilers reared in a humid tropical environment Data on body weight and other linear traits (shank length, wing breast width drumstick were obtained weekly from 60 day old birds for period 8weeks. collected subjected Analysis Variance (ANOVA), using general model procedure. Means separated significance, Least Significant ...

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