the basic meaning and use of the absolute present tense

... which is one of the typical features of a narrative 3.4.3 The Theme - Rheme Pattern The analysis shows that most of the themes in the text belong to topical theme Of 33 clauses and clause complexes ... terms used to label this are called Theme and Rheme The Theme served as the point of departure of the message (Halliday 1994:37), which in English coincides with the initial element(s) of the clause; ... of the text are taken into consideration 1.4 Methods of the Study The aim of this paper is to analyze the meanings and structures of a text The result should be useful for language teaching and...

Ngày tải lên: 07/09/2013, 13:48

... positives and false negatives, which are ever present factors in the life of an intrusion analyst We will then discuss the notion of Events of Interest (EOI), and their relevance to the event ... significant change in system profile Attack Metrics • Severity is defined by the criticality of the target and lethality of the attack, and the effectiveness of system and network countermeasures ... note that the attacker seemed to know what systems he was targeting because of the direct hit to the sunrpc port On the other hand, these are not servers, so let us assign a neutral value of to criticality...

Ngày tải lên: 04/11/2013, 13:15

... years through the development and use of a succession of live food organisms as feed for the developing larvae The aim of the present manual was therefore to review and summarise the latest developments ... permission of the copyright owner Applications for such permission, with a statement of the purpose and extent of the reproduction, should be addressed to the Director, Information Division, Food and ... concerning the production and use of the major live food organisms currently employed in larviculture worldwide This document has been prepared within the framework of the aquaculture nutrition and...

Ngày tải lên: 15/12/2013, 00:15

... the advantage of allowing control of the quality of the cultures The major difficulty in microscopic counts is reproducibility, which is a function of the sampling, diluting, and filling of the ... between the culture medium and the air The latter is of primary importance as the air contains the carbon source for photosynthesis in the form of carbon dioxide For very dense cultures, the CO2 ... millions of seed till planting size In either case, the juveniles, representing the largest biomass in the hatchery and demanding the highest weight-specific rations, consume the largest volumes of...

Ngày tải lên: 15/12/2013, 00:15

... area The growth of the animal is assured by plasma increase and not by cell division The epidermis contains a densely packed layer of keratin-like proteins and is called the lorica The shape of the ... the lorica The shape of the lorica and the profile of the spines and ornaments allow the determination of the different species and morphotypes (see 3.4.) The rotifers body is differentiated ... consisting of the head, trunk and foot (Fig 3.1.) The head carries the rotatory organ or corona which is easily recognized by its annular ciliation and which is at the origin of the name of the Rotatoria...

Ngày tải lên: 15/12/2013, 00:15

... to feet and feathers of birds, and when ingested they remain intact for at least a couple of days in the digestive tract of birds Consequently the absence of migrating birds is probably the reason ... salinity is the common feature determining the presence of Artemia, the impact of other parameters (temperature, primary food production, etc.) may at most affect the abundance of the population and ... expansion of aquaculture production in the 1970’s, the demand for Artemia cysts soon exceeded the offer and prices rose exponentially, turning Artemia into a bottleneck for the expansion of the hatchery...

Ngày tải lên: 15/12/2013, 00:15

... weeks, the use of decapsulated cysts constitutes a saving of over one third in the amount of Artemia cysts used, compared to the use of live nauplii Table 4.2.4 The proximate composition (in % of ... and hatchability Hatchability of cysts is largely determined by the conditions and techniques applied for harvesting, cleaning, drying and storing of the cyst material The impact of most of these ... release over 80% of their cellular water, and upon interruption of the aeration, the now coffeebean shaped decapsulated cysts settle out After harvesting of these cysts on a mesh screen they should...

Ngày tải lên: 15/12/2013, 00:15

... 1986) On the other hand, instar II stages may be more susceptible to digestive enzyme breakdown in the gut of the predator since these enzymes can also penetrate the digestive tract of the Artemia ... generally used for feeding the late larval and postlarval stages of penaeids Freshly-hatched nauplii are usually offered at the start of the first mysis stage, and sometimes even earlier at the zoea-mysis ... and swallow their prey in one bite the size of the nauplii is particularly critical For example, fish larvae that are offered oversized Artemia nauplii may starve because they cannot ingest the...

Ngày tải lên: 15/12/2013, 00:15

... influence the feeding behavior of Artemia by affecting the filtration rate, ingestion rate and/ or assimilation: including the quality and quantity of the food offered, the developmental stage of the ... (1992) The system does not require the use of feeding pumps and involves minimal care The pilot system consists of six oval raceway tanks of m3 (see above) and six reservoir tanks of the same ... down the DHA as is the case in nauplii There is however, an alternative method that takes profit of the specific aspects of ongrown Artemia: instead of adding the enrichment emulsion at the end of...

Ngày tải lên: 15/12/2013, 00:15

... the acidity of the bottom The use of organic fertilizers increases the risk of infections This risk can be reduced by composting the manure before use One of the main disadvantages of organic ... to the effect of diapause or simply to the viability of the embryo The most common diapause deactivating methods used are described in chapter 4.2.1.4 However, before implementing any of these ... soils, often found in mangrove areas When exposed to the air, the pyrite of these soils oxidizes to form sulfuric acid Of course liming of these soils is possible However, the quantities of lime...

Ngày tải lên: 15/12/2013, 00:15

... effective and rapid the filtration Hence, the upper limit of the dimensions of the nets depends on the ease of handling rather than anything else The effectiveness of filtering is also influenced by the ... filtration and prevent losses due to the narrow and strong back current The longer the distance between the propeller and the net, the wider and shorter the net can be The distance between the propeller ... gates The amount of zooplankton collected depends on the zooplankton concentration in the water flowing out of the reservoir and on the volume of the water leaving the reservoir Again, the nets...

Ngày tải lên: 15/12/2013, 00:15

... the animals have migrated to the top of the tube, where they can be collected with the use of a pipet onto a 100 µm mesh screen After rinsing with seawater, the nematodes can then be fed to the ... particles from the water The efficiency of the filter allows even the uptake of bacteria (approx 1µm) In a study on the food quality of freshwater phytoplankton for the production of cladocerans, ... preferred above raw rice bran because it prevents hydrolysis of the fatty acids present and, consequently, rancidity of the product Micronisation of the bran into particles of less than 60 µm is generally...

Ngày tải lên: 15/12/2013, 00:15

... The meaning and structure of a science fiction story: A sysyemic 29 Clauses and Clause Complexes Analysis The analysis of the text into clauses and clause complexes and their logico-semantic ... (in they) revealing the development of the clauses and 2); Theme Rheme (in story clause complexes contain textual clauses 3); Rheme Rheme (in theme (III, VIII, XIV, and XVI); and of the clauses ... sources, the third states the phoric status of the tie, and the last presents the chain relation in terms of the address of all the preceding members in the chain Tables and summarise the total...

Ngày tải lên: 12/02/2014, 20:20

... information and education to the public and to users about the environmental consequences of the choice of particular activities and products, their use and ultimate disposal; (b) The development and ... subject-matter of the dispute 14 Unless the arbitral tribunal determines otherwise because of the particular circumstances of the case, the expenses of the tribunal, including the remuneration of its ... two months of the appointment of the second arbitrator, the Executive Secretary of the Economic Commission for Europe shall, at the request of either party to the dispute, designate the president...

Ngày tải lên: 18/02/2014, 04:20

... including their demographic characteristics, the ways in which they purchase fund shares, and the ways in which U.S households use funds to meet their current and long-term financial needs “Profile of ... the member of the household who was the sole or co-decisionmaker most knowledgeable about the household’s savings and investments The standard error for the 2011 sample of households is ± 1.5 percentage ... funds The number of households owning mutual funds decreased slightly in 2011 The percentage of U.S households owning mutual funds has stayed about the same since 2002 The current estimate of the...

Ngày tải lên: 19/02/2014, 09:20

... including their demographic characteristics, the ways in which they purchase fund shares, and the ways in which U.S households use funds to meet their current and long-term financial needs “Profile of ... Distribution of Mutual Fund–Owning Households and All U.S Households Percent distribution of U.S households owning mutual funds and all U.S households by household income, 1998–2012 Share of U.S households ... the member of the household who was the sole or co-decisionmaker most knowledgeable about the household’s savings and investments The standard error for the 2012 sample of households is ± 1.6 percentage...

Ngày tải lên: 19/02/2014, 09:20

... tie the upper set at the back of your head and the lower set at the base of your neck If a mask has elastic head bands, separate the two bands, hold the mask in one hand and the bands in the other ... one hand under the cuff of the opposite arm Pull the hand into the sleeve, grasping the gown from inside Reach across and push the sleeve off the opposite arm Fold the gown towards the inside and ... Place and hold the mask over your nose, mouth, and chin, then stretch the bands over your head and secure them comfortably as shown; one band on the upper back of your head, the other below the...

Ngày tải lên: 08/03/2014, 13:20

... the blood cold chain and the correct management and use of all items of blood cold chain equipment, that will ensure the viability of blood and blood components, and their safety when transfused ... Was the temperature of the incoming unit out of range? If so, request authorization to dispose of it and try to determine the causes of the problem The decision to discard or to re -use a unit of ... with the date and time it was taken and the position of the thermometer If the temperature is not between +2 °C and +6 °C, the possible cause and any action taken should also be recorded and reported...

Ngày tải lên: 31/03/2014, 12:20