Question for SAS with two Factor?

I have experimented with two Factor: Factor A: Two iron sources and Factor B: two seasons with three blocks. When I run the SAS, the interaction not significant, but the combination of the...

18 May 2020 2,576 6 View

Can anyone send a Guidelines to write a systematic review in agriculture topic?

I need Guidelines to write a systematic review in agriculture topic.

24 March 2020 8,050 8 View

How to convert mg/L to mg/kg values in the measurement of plant tissue minerals analysis?

I analyzed the plant tissue minerals such as N,P,K by atomic absorption (AAS). I take 0.25g of dry sample and digested. Then filtered and complete the solution to 100ml. The final reading for N,...

23 February 2020 3,164 8 View

What the differences between small scale aquaponics and low tech aquaponics?

What the differences between small scale aquaponics production and low tech aquaponic production in concept, mechanism, components and production.

09 October 2019 1,082 2 View

What the ideal methods for analysis Chlorophyll a and b, and Anthocyanin for hydroponics lettuce???

I need the full protocol for analysis Chlorophyll a and b, and Anthocyanin for hydroponics lettuce and the ideal solvent for analysis such as acetone for cholophyll and methanol for anthocyanin.

06 July 2019 6,017 3 View

I used Hanna instruments (Multi parameters) and I used for meaurement Nitrate. The readying was more that 30 mg/l. How I can diluted the water sample?

I want to diluted water sample. The sample volume(10 ml), the reading give me out of range( the range 30 mg/l). amount of Nitrate I have more than 30 mg/L. How i can dilute the water sample to get...

04 May 2019 9,246 12 View

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04 May 2019 3,065 1 View

I used Hanna instruments (Multi parameters) and I used for meaurement Nitrate. The readying was more that 30 mg/l. How I can diluted the water sample?

I want to diluted water sample. The sample volume(10 ml), the reading give me out of range( the range 30 mg/l). amount of Nitrate I have more than 30 mg/L. How i can dilute the water sample to get...

04 May 2019 4,390 13 View

How do I calculate the amount of acetic acid needed to lower pH from 7 to 6 of a volume in hydroponics system?

I need to reduce the pH from 7 to 6 by using acetic acid in hydroponics system?

03 April 2019 8,401 7 View

What the protocols for calculator evaporation rate from open tank in aquaculture /aquaponics???

I looking for simple methods or equation for calculation evaporation rate from open tank in aquaculture /aquaponics???

02 March 2019 1,134 1 View

What is the characteristic length to determine the Reynolds number for the scattered turbulent fluid flow?

Dear all, I just saw this example in FB on the difference between laminar flow and turbulent flow. The flow from a pipe hits the sink and scattered. The flow from the pipe is characterized as...

02 March 2021 1,999 5 View

Issues with Permeabilization during Flow Cytometry?

Hello Everyone. Currently I am working to characterize macrophages in the myocardium after ischemia-reperfusion injury in rats. Due to the low total cell number isolated from rat hearts I can...

01 March 2021 3,867 3 View

How UAV or drone can be beneficial to better estimate crop yield?

As we know, crop yield estimation has been done traditionally with farmer's expert knowledge, deductive sampling in representative areas, and remote sensing with satellite imagery. Farmer's Expert...

01 March 2021 3,468 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

Analysis of CRD two factor using R studio ?

Hello everyone. I have conducted the research on post harvest longevity of tomato crop using plastic packaging and different doses of chemicals as two different factors. The design of experiment I...

28 February 2021 8,189 3 View

The reason that the culture of white fungi Contamination with green mold(Trichoderma), the culture autoclave at121 for 15 min. What is it?

Is the period to autoclave not enough? The inoculation in a hood and flame and UV and alcohol.

27 February 2021 9,356 3 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