نتایج جستجو برای: average specific growth rate
تعداد نتایج: 2832037 فیلتر نتایج به سال:
The aim of this study was to evaluate the effects of stocking density on growth, production and profitability of farming Labeo bata fry in earthen rearing ponds for a period of 60 days. Labeo bata, fry (mean initial length, 3.42 ± 0.07cm and weight, 1.02 ± 0.06 g) were stocked at 750, 1000 and 1250 decimal-1 in treatment-1(T1), treatment-2 (T2) and treatment-3 (T3) respectively, each with two ...
One significant change in the US economy last 20 years is trend decline real interest rates that pushes policy rate near effective lower bound (ELB) and puts downward pressure on inflation. This environment leaves conventional monetary tools less accommodating adverse shocks. To better achieve Federal Reserve’s dual mandate at ELB, FOMC adopted a new framework called average inflation targeting...
This paper contributes to the theory of average rate change (ARC) measurement. We use an axiomatic approach generalize conventional ARC measures (such as difference quotient and continuously compounded growth rate) in several directions: outcome variables with arbitrary connected domains, not necessarily time-shift invariant dependence on time, more general (than interval) time sets, a path-dep...
The context is the general stochastic differential equation (SDE) model dN/dt=N(g(N)+sigmaepsilon(t)) for population growth in a randomly fluctuating environment. Here, N=N(t) is the population size at time t, g(N) is the 'average' per capita growth rate (we work with a general almost arbitrary function g), and sigmaepsilon(t) is the effect of environmental fluctuations (sigma>0, epsilon(t) sta...
This study was carried out to determine the effect of probiotic on growth performance and hematological indices in male rainbow trout (Oncorhynchus mykiss) broodstock. For this purpose, broodstock with an average initial weight of 1366.14 ± 33.85 g (mean ± S.E.M) were fed for 8 weeks with diets containing 0, 0.5, 1 and 2 g.kg-1 Bio-Aqua probiotic. At the end of the period, growth performance an...
bacillus spp. are gram-positive spore-forming bacteria used commercially as probiotics in the larviculture of fish. bacillus spp. can act positively on cultured organisms by enhancing their survival and growth, stimulating their digestive and immune systems, and improving water quality. in this present study, grass carp larvae were fed on artemia urmiana, artemia fransiscana and artemia parthen...
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