How to choose concentrations in a bioassay?

01 January 1970 0 10K Report

During tests of biopesticdes effects on insects in lab, what's the best method to determine concentrations interval?

Badges
Science topic

Similar topics
Methodology
Laboratory

More Billal Nia's questions See All

What is the best statistical method to analyze temperature effect on insect biodynamic?

Hi, I would like to study the effetc of temperature and humidity on the evolution of pheromone captures of a lepidopteran during one season. Indeed, I calculated correlation coefficient but I...

03 April 2017 322 4 View

How to deal with non normal data?

I'm working on 10 dependant variables, half of them have normal distribution but the other are not normally distributed so I transformed them by Log10 but only one variable still always non normal...

31 December 2016 3,557 15 View

Would Anova be helpful to study variation in temperatures in many years?

When we have temperatures in decades (ten days) for example for 5 years, could Anova be adequate to compare sums of tempreatures to know whether there is difference between these sums over the...

05 June 2016 9,356 5 View

What's the best time to collect plant parts for extraction?

To prepare plant extracts from leaves, fruits or the whole plant, what's the best time for collecting (morning, miday, ......etc)?

01 February 2016 8,869 7 View

How can I set up yellow water traps?

How are yellow water traps distributed in orchards or fields to capture insects : randomly or following a specific method to obtain good results?

31 December 2015 6,997 7 View

What are different methods of plant aqueous extraction?

I want to prepare aqueous extraction from plants and I need to know how to do it. Thank you for your contribution

04 May 2015 9,567 0 View

What's the best method to analyze the morality from data on the toxic effect of a product?

When we have data on the toxic effect of a product (pesticide or plant extract), how do you analyze this mortality (statistical test)?

02 March 2015 9,260 2 View

Is petroleum ether good for terpenes extraction?

I work on the toxicity of Euphorbiae sp against Blattella germanica using terpenes and I need to know if petroleum ether can help me to extract them.

01 February 2015 5,040 6 View

How to prepare and dry aqueous extraction?

In toxicity tests against insects and also molecules identification, I would like to know how to prepare aqueous extraction and analyze obtained extracts without altering chemical composition of...

01 January 1970 6,358 5 View

What about NPs extraction?

Which technique you will use to extract these NPs without degrading them with high temperature?

01 January 1970 2,986 3 View

Project/Experimental assistance ？?

Do experiments on behalf of Our Business: Laboratory animal rearing Animal modeling Experimental animal behavior detection, image ultrasonic detection, electrophysiology platform Organoid...

05 August 2024 5,829 1 View

Short Synthesis of Graphene Oxide from Natural Graphite Flakes?

I am in search of a modified Hummer's method, which can be used to synthesis graphene oxide within 6-8 hours. As I am a student it is not allowed for us to work after 5 in the laboratory. So I am...

01 August 2024 8,368 2 View

Which statistical test should we use?

N=6 Comparing pre and post test likert scale responses. Participants are mix of practicing & preservice teachers.

30 July 2024 7,233 4 View

Can you recommend provider Intermediate laboratory test for hydrocarbon, polyethylene & polypropylene?

Accredited laboratory of JV "Uz-Kor Gas Chemical" LLC (Uzbekistan) is looking for providers to conduct interlaboratory comparison tests on gas chromatographic analysis of hydrocarbons (component...

25 July 2024 8,108 0 View

Is a reliability test necessary in my survey on translations?

Dear all, I gave 116 respondents 18 translated sentences and asked them to indicate their levels of acceptance of these translations on a five-point scale. Some translations result from strategies...

24 July 2024 8,245 5 View

How do we pick data for determination of Validation Acceptance Criteria?

Hello, colleagues! There is commenting open for new upcoming edition of USP 1033. Validation target acceptance criteria is now different from what it used to be and it doesn't include Cpm....

23 July 2024 7,292 3 View

How are clinical and environmental yeast/fungal strains stored usually in mycology laboratories?

I understand a glycerol stock for long-term preservation would be ideal, but how are working cultures generally stored? Mainly concerning Candida spp. isolates. A few references mention that they...

22 July 2024 6,592 3 View

Best statistical test for three groups and binary dependent variable ?

Hello everyone, I am currently working on a project where I aim to analyze color preferences in data visualizations across participants from three different countries. The dependent variable in...

19 July 2024 4,178 2 View

Use of NC or NTC to descibe negative control?

Hello, I would like to ask which is the best terminology to use for describing a negative control in an experiment (drug testing in-vitro, viral infection): NC (negative control) or NTC? Thank you...

18 July 2024 4,183 2 View

What does an additional peak in FTIR between 3100 and 3300 nm affect the quality of the material, benzethonium chloride USP??

I do not know much about FTIR! The material Benzethonium Chloride USP was compared to a reference standard in regards to FTIR, as per the USP testing: Identification B. Infrared absorption (FTIR),...

16 July 2024 6,918 7 View