What is the number of soil samples required in center pivot irrigation system ?

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ANN to predict suitable land for agriculture ?

Hi We need a way for making land suitability for agriculture by using ANN (Artificial neural network) and GIS? Any collaborators ?

08 September 2019 6,489 3 View

What is the best way to paraphrase English text Online ?

Dear RG user's Greetings I would be grateful if you could let me know the best Paraphrasing tool to paraphrase Online & Free. Regards...

04 May 2018 2,923 0 View

Recommended Chemical & Physical Soil Test Procedures ?

Dear scientific, Greeting I'm looking for some Recommended Chemical & Physical Soil Test Procedures cited with ISO /or AFNOR standard numbers ? Regards

02 March 2018 4,093 14 View

There is a better solution (solvents) to dissolve soluble salts and carbonate from the soil or organic residue ?

Dear friend, How we can remove soluble salts and carbonate from the soil or from organic residue char ???

01 February 2018 5,415 3 View

Is there any FREE scientific journal manuscript editing ?

Dear Sci. researchers Is there any FREE scientific journal manuscript editing ? Regards

01 February 2018 9,359 1 View

Dear friend, I would like to know procedure to analyse pesticides in Leachate samples collected from the columns (Soil columns) ?

Pesticide contamination of water resources through agricultural activities is a worldwide environmental problem. After adding some Low cost adsorbant for example. I would like to know procedure...

01 February 2018 5,437 3 View

How to Get a Patent ?

Dear scientific researchers, How we can obtain a patent ? because in our domain (soil science & plant nutrition)is not easy to make invention/ or patent projects !!! what you think?

31 December 2017 7,838 5 View

AAS spectrophotometer analysis procedure (Guidelines) ?

Dear friends, I would like to know how we can do some analysis on Atomic absorption spectrophotometer (step by step) * soil sample preparation, * standard preparation and calibration curve, AAS...

31 December 2017 9,667 7 View

In statistica software How we can calculate LSD0.05 from 2factors (Factorial ANOVA)?

In statistica software How we can calculate LSD0.05 from 2factors (Factorial ANOVA) we need to do like this example (plz see figure). In our study we have 3 treatment+4 P rates and we need to...

04 May 2016 8,185 1 View

In determination of P adsorption kinetics by using the parabolic diffusion model: what does it means by diffusion rate constant?

In the determination of P adsorption kinetics by using the parabolic diffusion model: what does it means by diffusion rate constant?What is the relation between this parameter and amount of P...

04 May 2016 1,621 2 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View

How to calculate average trend in maximum annual NDVI from MODIS?

I am wanting to calculate the average trend in maximum annual NDVI in Iceland from 2010-2020 using MODIS MYD13Q1 V6. How would I do this? I have currently inserted the NDVI bands from the MODIS...

02 March 2021 752 2 View