What teacher in school made the most impact on us and why?

Teachers can play in an essential role in helping us expand a love of learning, discover our life passions, and draw out our innate abilities. Occasionally they are people who motivate us or who...

09 October 2019 8,531 17 View

What should be done about illegal fishing? Should we keep silent ?

Illegal fishing play dangerous role in affecting fish stock and nursery areas especially electric fishing and illegal net. Untied nation and FAO should continue enforce their fishing regulation...

01 February 2018 373 21 View

How can students exercise the assessment as a learning tool and teachers use it as a support for learning?

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03 April 2017 3,831 2 View

How could we improve the fish farming for better during 2017 ?

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01 February 2017 4,463 3 View

Do you agree with me there is a significant impact of stress on the university academic staff ?

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01 February 2017 1,128 9 View

How do you describe the functioning of fish nursery grounds and how these grounds can be investigated ?

Fish nursery grounds are significant for the life cycle of fishes and frequently these grounds are not particularly well examined or the processes understood. The juvenile stage of fish is...

01 February 2017 3,368 15 View

How could we improve the fish farming for the better during 2017 ?

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11 December 2016 9,900 3 View

What are the differences between Peer Reviewed Journals and Refereed Journals?

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11 December 2016 8,911 2 View

How could we reduce "alien fish invasion affect an ecosystem?

11 December 2016 4,095 2 View

What is the latest technology to design fish closed system culture ?

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01 January 1970 9,861 9 View

Binary Logistic Generalized Linear Mixed model in SPSS. Is it doable?

I want to analyses the proportion of swimming sperm of three species of fish in two salinities. To analyse the proportion of swimming sperm in a Generalized Linear Model, I would use a Binary...

03 March 2021 2,297 3 View

How to separate water from glycerol solvent in a solvent recovery vacuum distillation column?

I am currently doing my third year design project. I have been assigned to design a glycerol recovery column in vinyl acetate monomer production. The process unit before the recovery column is an...

01 March 2021 9,525 4 View

What is the state of the drug inside solid lipid nanoparticles (SLNs)?

I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...

01 March 2021 3,703 3 View

Why is the sum of the elements in a row in a Q matrix equal to zero?

When explaining substitution models, the substitutions are expressed as Q matrix. Why is the sum of the elements in a row zero?

28 February 2021 3,864 3 View

Good morning research fellows, Has anyone worked with senna alata plant extract on any kind of fish?

Literatures on the piscicidal effect of sennaa alata is scanty. if you have any related litrature either in the bark, leaves or roots used as treatment to any aquatic organism please kindly help...

28 February 2021 9,138 2 View

Does different dilution factors affect negatively on NH3 reading ?

I have a sample of treated water sample & asked to obtain ammonia conc. in sample using a machine with 5-25 ppm detection range. However, upon testing with different dilution factors, all...

27 February 2021 8,483 3 View

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

Experimental Design: How deal with pseudreplicates with immunological and clinical-chemical paramaeters?

Hello everybody, I am investigating the influence of a toxinon various clinical-chemical and haematological parameters in fish. I have three treatments (control, low dose, high dose) in my...

24 February 2021 1,243 1 View

Hi i want to ask that in order to find out LC 50 (96 hours) of particular toxin for fish. Should we keep the animals with food or without food?

if we expose the fish after acclimatization to particular toxin in order to find out LC 50 (96 hours).Should we keep the fish off feed or with feed for that duration. Some literature show that...

24 February 2021 357 2 View

To date, according to health authorities, 30% of the population's diseases are initiated by drinking water pollution. Do you know this problem?

The main studies are as follows: * regular and timely receipt of information about the state of the environment using automated systems (stationary and mobile); * operational analysis of the...

23 February 2021 912 5 View