... and directly verified when t = ± 3/3, since the rateofgrowthof the sequence of every other Fibonacci number is the square of the rateofgrowthof the Fibonacci sequence.) Generalized Fibonacci ... thus have rateofgrowth as given in (2.6) of Section Ferguson [3] investigated the roots of the polynomial in (2.6) when q is an integer Our contribution is to investigate this rateofgrowth as ... sequence of line sums (II) To sketch some details, the nonzero roots of (d/dx)(xn+d − xn − 1) are the dth roots of n/(n + d), exactly one of which is positive and none of which are roots of xn+d...
... an average value of 1318 mm (over 162 rainy days) (reference period 1961−1990) (Tab II) About 40% of the total amount of precipitation falls during the growing season Mean annual temperature averaged ... with the more general pattern of the annualgrowthof conifers in low latitudes or altitudes which focus the major role of summer water balance in determining growth rates [5, 9, 21, 34, 39, 49] ... frequency of extreme years of drought and in winter temperature regime, as predicted consequences of a climate change, may shift the dynamics ofgrowth more or less abruptly in favour of the less...
... relative growthrate (RGR), has interested growth analysts for a long time Relative growthrate [3] or efficiency index [2] is defined as the “ratio ofgrowthof an organism to its initial size” [7, ... in plant growth analysis, especially the approaches of estimating plant production efficiency, and the effects of plant size on dry matter production efficiency, i.e relative growthrate (RGR), ... provided that unit leaf rate (ULR) and leaf area ratio (LAR) remained constant Unit leaf rate [3] or net assimilation ratio [10] is defined as the rateof dry matter increase per unit leaf area”,...
... grows linearly rateof a branch with time The aim of this article is to report the effects of photon fluence rate (PFR) and nitrate dosage on growth and some chemical properties of a poplar branch ... by the absolute nitrate dosage and irradiance, as judged by the development of individual leaves and internodes in the linear phase ofgrowth and by ine constancy ofgrowthrate at half mature ... in this paper, therea plant adapts its absolute growthrate to a linear nitrate dosage, as to PFR, through adaptation of the size The data fore, suggest that of the apex, casu quo of the vascular...
... the use of the estimator R = 1/M(-r) where M(-r) is the moment-generating function of the generation time distribution, given the growthrate r [16] Naturally, the higher the growthrate r of the ... constant, r is the growthrateof the corresponding period, and τ is the starting time point of exponential growth (assumed as May and 29 May, respectively) Minimizing the sum of squares between ... because of our use of refined dates of onset and the use of a simpler statistical method in the present study The estimates of the exponential growth rates differ by almost a factor of five (i.e.,...
... sizes persisted until the end of the experiment We then tested whether the plasmodial size (growth rate, Fig 2A,C,E) and the duration of the cell cycle (Fig 2B,D,F) depended on the dose of injected ... content of PMLA by an increase in size (growth rate) and by a shortening of the cell cycle duration This conclusion is based on the study of more than 120 plasmodia, which gave relatively high experimental ... Following four changes of washing buffer, plates were incubated with 50 lL per well of a solution of (o-phenylenediamine dihydrochloride) Fast TabletsTM (Sigma) for 25 at room temperature in the dark...
... Bank of Chicago United States Productivity growth in the United States increased sharply around 1995 From 1973 though 1995, output per worker grew 1.4 per cent per year This rateofgrowth has averaged ... contribution of labour quality to growth, and an increase in the contribution of capital per worker to growth Since 2001:3, the trough of GDP, there has been a very sharp increase in the pace of technological ... assumption of the theory 12 13 from 0.3 per cent per year in 1973 through 1995 to 1.3 per cent per year from 1996 though 2003 Between these two periods, there was a decrease in the growthof labour,...
... rate (D, defined by the ratio of the rateof addition of the nutrient medium and the volume of the culture) is equal to the growthrate Therefore, changing the dilution rate can control the growth ... visualize the details of the experiment in the form of a matrix, as shown in Figure This experimental design is able to separate out the control of cell growthrate in terms of gene expression, ... is important in the control of eukaryotic cell growth [19] Further emphasizing the importance of TOR in growth- rate control, the study found that 72.5% of growth- rate- regulated genes were also...
... traits of young spruces with known growthrate in a nursery and after outplanting are carried out in the framework of the grant project “Conservation of the stability and biodiversity of Norway ... course of desiccation of severed spruce annual shoots im- bibed with water in laboratory conditions (21 ± 1°C, relative air humidity 50 ± 5%) Fig illustrates water content expressed in percent of ... maximum quantum yield of photosystem II (PSII) photochemistry It is documented in literature that the values of this characteristic in undamaged leaves of trees of the temperate zone are usually...
... into three growthrate classes based on DBH o.b.: 1) high growth rate, over 11cm DBH o.b.; 2) intermediate growth rate, 8-11 cm DBH o.b.; and 3) low growth rate, under cm DBH o.b A total of 90 trees, ... per tree; thus individual trees were used as observations in all statistical analyses The averageof 8.5 annual rings with an average cambial age of 25 years was included in the calculation of ... averageof 34 annual rings (table III); thus a total of more than 600 individual annual rings were scanned For further analysis, annual rings with cracks or reaction wood were disregarded Also the annual...
... of the growth potential of large numbers of grafted scions from trees of exactly the same age, but of very different sizes A large number of comparisons (about 15) would be required because of ... the magnitude of the effect of genotype on the relationship between growth increment and tree age? The purpose of this paper is to discuss the impact of phase change or maturation on growth potential ... competence have persisted for several years wood et al., 1989) (Green- The decline in growth potential demonstrated by grafting and the change in annual diameter growth increment observed in of the older...
... altering the shape of the growth curve either by restricted feeding during early stages ofgrowth followed by compensatory growth on a high energy diet or through the administration ofgrowth promoting ... criterion, growthrate is sometimes opposed to weight for a given age in favour ofgrowthrate are : 1) the record is made during the test period, while final weight is a function of birth weight, ... during the fattening period The possibility of a genetic manipulation of the growth curve depends on the sign and strength of genetic correlations for growth between adjacent periods In these data...
... separated from their mother at weeks rather than at one day of age However, calves separated at weeks of age gained weight at more than three times the rateof those separated at one day of age ... effect of natural stimulation of the oesophageal groove, a possible influence of natural ingestion on absorption of digestive nutrients and the adequate amount of milk In addition, the effect of ... [Additional file 2], the number of cow treatments and mean cell count in milk are given per year for a 6-year period The slaughter results of bulls during the same 6year period are given in Table [Additional...
... the effect of selection for growthrate on growth curves Piles et al [19] found a positive response to selection in a population of rabbits selected for growthrate The objective of this research ... Weekly averages of live weight of males (M) and females (F) of the control (C) and selected (S) groups RESULTS Figure shows the weekly averages of live weight of males (M) and females (F) of the ... structure of the errors Among the curves proposed, the Gompertz growth curve is widely used to describe the growthof mammals, and it ts better than the other curves for describing the growthof rabbits...
... separated by blue, vertical lines: the fold change in transcript levels between cells grown at lowest (average of μ = 0.02 and 0.05 per hour) and the highest growthrate (average of 0.33 per ... probability of co-occurrence is equal to a short distance between the expression profiles of a pair of transcripts The number of clusters in Figure (see following Experimental set-up page) Experimental ... transcript profiles from cells at different specific growth rates (Figure 3) Eighty percent of the transcripts that decreased upon stress showed the same response to slower growth, whereas 89% of the...
... most of the does had litter weaned Selection continued for months, so most of the replacement came from the first litters Selection operated on an averageof 240 candidates of each sex per were ... litters of one generation were produced at the same time as the first litters of the next generation The experiment was designed to have 20 males and 80 females per generation Selection for growthrate ... efficient, little theoretical and experimental evidence has been presented Three selection experiments based on the individual performance ofaverage daily growth between 28 and 77 d or live weight...
... and experimental approaches 10 3.3.1 Experiment 1: Effects of Mg-P-K supplemented in water on growth and survival rateof white shrimp (L vannamei) 10 3.3.2 Experiment 2: Effects of ... et al., 1999) K+ Weekly AAS (APHA et al., 1999) Growth indices performance Survival rate (%) End of the experiment End of the experiment 11 Shrimp performance indices are measured: - Weight gain, ... Survival rate, SR: N Nf SR (%) i 100 Ni Where: Ni: mean initial total number of shrimp; Nf: mean of total number of shrimp at the end of experiments 3.3.2 Experiment 2: Effects of Mg-P-K...
... period 22 Figure Variation of snail body weight during the culture period 23 Figure Variation of temperature during experimental period 26 Figure Variation of pH during experimental period ... during experimental period 31 Figure 16 Total weight of snail in the treatments during experimental period 32 Figure 17 Variation of survival rateof snail during experimental period ... time of experiment L initial Length at initial time of experiment W final weight at the end of experiment L initial length at the end of experiment t Experiment duration (days) SR Survival rate...