... study, the effect of NaCl concentration onthe kinetic constants and thermodynamic stability of VsEndA and VcEndA was investigated In addition, the effects of reciprocal mutations of two non-conserved ... boundary conditions, andthe resulting grid was adopted as the boundary condition for one further focused calculation The protein molecules occupied 90% ofthe box in the final calculations The molecular ... activity conditions ofthe native enzymes [11] The denaturation peaks were symmetrical, except for some exothermic distortion ofthe thermograms after the denaturation peak, especially in the VcEndA...
... by changing the distribution of interface states andthe electron occupation on them In some cases, even the concentration ofthe adsorbed gas ions can be measured from the change of potential ... adsorptionrdesorption kinetics of NO x gas region width, and e is the permittivity ofthe semiconductor From the charge neutrality condition between the interface charge Qi andthe space charge in depletion ... potential barrier w15x The potential barrier at the GB ofthe polycrystal impedes the flow ofthe electrons between the grain Then, due to the potential barrier at GB, the conductance of a polycrystal...
... substances, as well as the safety assessment in the framework ofthe laws about consumer and cosmetic products Conclusion The major conclusions of our literature review onthe safety of topically applied ... refocus on testing the final formulation rather than the isolated constituents [191] The effect of ethanol as penetration enhancer for other constituents ofthe formulations must especially be considered ... in the safety evaluation of topical ethanol applications This was done in neither ofthe above mentioned studies about the toxicity of skin disinfectants To our knowledge, the only study in the...
... investigated the effect ofthe dropping rate of NaOH into the precursor solution, droplet size, and amount ofthe NaOH solution andthe hydrothermal reaction time onthe hydrothermal formation ofthe ... view ofthe nanowhisker deformed in the presence of electron beam, which is confirmed by the random bulging and smearing ofthe nanowhisker surface The deformation ofthe nanowhiskers in the presence ... MgBO2(OH) nanowhiskers with other synthesis parameters kept constant The morphology preservation and crystallinity improvement in the thermal conversion ofthe hydrothermal synthesized MgBO2(OH) nanowhiskers...
... temperature of about 24°C and in the conditions of a long day (15 hours) Estimation ofthe effect of sub-sterilizing doses on F1 generation was done indirectly, by: (A) evaluation of basic parameters: ... Schlytter and Cederholm (1981) Separation was based onthe great density of bristles onthe pronota in females and/ or bigger frontal projection typical for males Separation of sexes of living, hand-held ... Preparation of entry holes The time from the release to the start of preparation of entry holes was almost the same for both irradiated and non-irradiated males In spite ofthe fact, that the irradiated...
... R)) is the open ball (resp closed ball) of center z ∈ CN andradius R > Let A be a nonempty set Let An denote the class of subsets of A containing n elements C ONFIGURATIONS OF POINTS ONTHE SPHERE ... functions, provided the boundedness ofthe interpolation points From Theorem 3.8, we obtain a result regarding the uniform convergence of any entire function on every compact set of CN Under the ... N −1 Onthe other hand, if Vd is not N-independent, then we set hVd = By definition, hVd is independent ofthe ordering ofthe vectors in Vd In the result below, we fix an order of Vd and identify...
... at the end ofthe second volume ofthe second edition: On Polyhedra Onthe Measure of a Circle On Plynths and Cylinders On Surfaces and Irregular Bodies Mechanics Catoptrics On Sphere-Making On ... important consideration ofthe work Once the groundwork is laid, in Propositions 1–22, the second half ofthe work is less constrained by strong deductive relations, one result leading to the next: the ... call the figure internally contained by the surface ofthe cone, and by the surface ofthe sphere inside the cone, a “solid sector.” /6/ And when two cones having the same base have the vertices on...
... permission ofthe copyright owner Applications for such permission, with a statement ofthe purpose and extent ofthe reproduction, should be addressed to the Director, Information Division, Food and ... impact onthe microbial populations in the associated culture medium and eventually in the fish/shrimp’s gut flora, and consequently onthe health status andthe digestive capability ofthe larva ... based on a number of criteria (Fig 1.5.) Most ofthe criteria as identified from the viewpoint ofthe larva have already been discussed above with the exception ofthe criterion ‘purity’ One should...
... vary considerably according to the culture conditions For example the effect ofthe composition ofthe culture medium onthe proximate composition of various species of micro-algae is demonstrated ... disadvantage is the need to prevent contamination during the initial inoculation and early growth period Because the density ofthe desired phytoplankton is low andthe concentration of nutrients ... growth depends upon the species and culture conditions ofthe algae making up the diet, andthe bivalve culture conditions Under practical hatchery conditions, high food rations are often fed, which...
... tract ofthe rotifers are killed as well The concentration ofthe disinfection products differs according to their toxicity andthe initial condition ofthe rotifers Orientating concentrations ... generations of offspring before they eventually die The reproduction activity of Brachionus depends onthe temperature ofthe environment as illustrated in Table 3.1 The life cycle of Brachionus ... not only has a regulating effect onthe microflora but also increases the production rate ofthe rotifers For stable rotifer cultures, the microflora as well as the physiological condition of the...
... North America and seemed to be unlimited However, with the expansion of aquaculture production in the 1970’s, the demand for Artemia cysts soon exceeded the offer and prices rose exponentially, ... reproduction cycles from one mode of reproduction to the other The cysts usually float in the high salinity waters and are blown ashore where they accumulate and dry As a result of this dehydration ... Inoculation experiments in natural habitats therefore require prior screening of candidate strains andof eventual local populations, as well as the study of prevailing environmental conditions Uncontrolled...
... start and consequent development ofthe population shortly after the re-establishment of favorable environmental conditions This allows effective colonization in temporal biotopes For the user of ... release over 80% of their cellular water, and upon interruption ofthe aeration, the now coffeebean shaped decapsulated cysts settle out After harvesting of these cysts on a mesh screen they should ... reduced by disinfection ofthe cysts prior to hatching incubation and/ or by the addition of a few drops of a non-toxic antifoaming agent (e.g silicone antifoam) The temperature ofthe seawater is...
... understood and may be satisfied through the consumption of seawater, the main concern regarding the mineral composition of Artemia is whether they meet the requirements of fish or crustacean larvae reared ... (use of cover) and focusing a light source onthe transparent conical part ofthe bottom Nauplii should not be allowed to settle for too long (i.e., maximum to 10 min.) in the point ofthe conical ... enhanced the survival of P monodon PL-15 andthe osmotic resistance of PL-10 This has recently been confirmed with the production characteristics of P monodon PL-10 and PL-20 being significantly...
... assimilation: including the quality and quantity ofthe food offered, the developmental stage ofthe larvae, andthe culture conditions More detailed information concerning these processes are given ... installations, onthe other hand, there is a significantly higher mortality during the end ofthe first culture week that can be explained by the deterioration ofthe water quality, probably because the ... Pond production 4.5.1 Description ofthe different Artemia habitats 4.5.2 Site selection 4.5.3 Pond adaptation 4.5.4 Pond preparation 4.5.5 Artemia inoculation 4.5.6 Monitoring and managing the...
... analysis ofthe algae samples is recommended Algae composition does not only influence growth and reproduction ofthe Artemia, but also has an effect onthe nutritional value ofthe biomass andthe ... production is abandoned during the rainy season, when evaporation ponds are often turned into fish/shrimp ponds Although salt production in these salt streets is based onthe same chemical and biological ... usually depends onthe availability of high saline water and is often limited to certain periods ofthe year Management of these ponds is similar to the management ofthe Artemia ponds in artisanal...
... ofthe plankton net may be fixed to the pond gates The amount of zooplankton collected depends onthe zooplankton concentration in the water flowing out ofthe reservoir andonthe volume ofthe ... ofthe net the more effective and rapid the filtration Hence, the upper limit ofthe dimensions ofthe nets depends onthe ease of handling rather than anything else The effectiveness of filtering ... transport the harvested zooplankton in 50 l containers Under these conditions the survival ofthe zooplankton depends onthe amount of oxygen dissolved in the remaining water At a concentration of 100...
... population after unfavourable seasonal conditions 6.1.2 Nutritional value of Daphnia The nutritional value of Daphnia depends strongly onthe chemical composition of their food source However, since ... also the production and use of live food organisms as feed for the developing larvae The present manual reviews and summarizes the latest developments concerning the production and use ofthe ... particles from the water The efficiency ofthe filter allows even the uptake of bacteria (approx 1µm) In a study onthe food quality of freshwater phytoplankton for the production of cladocerans,...
... Introduction B Body ofthe essay C Conclusion A Form the introduction: - restate the question, and - write the thesis by: - answering the question, and - giving at least reasons why First you restate the ... an outline ofthe essay; - then develop the body ofthe essay using the reasons given, and -finally, write the conclusion Practice Writing Sessions Before you begin: - Relax and feel confident ... These three reasons will form the body ofthe essay: - they can learn about responsibility, - they can learn the value of money, - they can learn how to work as a member of a team B Body of the...