Does anyone know the pH-differential method?

I use the water method to extract the anthocyanidin from Peristrophe bivalvis (L.) Merr leave, then dilute 20 times with 0.025M potassium chloride, pH1.0 and 0.4M sodium acetate buffer, pH4.5...

20 January 2021 8,305 4 View

How to solve Abaqus, Socket error: [Errno 10061] No connection could be made because the target machine actively refused it?

Dear Everyone, After submitting the job in Abaqus software and waiting 24 hours for running. The Abaqus automatically exited with a report that "Abaqus/Analysis exited with errors Socket...

19 December 2020 6,336 3 View

How to determination of available silicon in fertilizer by UV-Vis?

Hello everyone! I have a problem with when the determination of available silicon in fertilizer by UV-Vis. I do that following method A 5-Day Method for Determination of Soluble Silicon...

10 November 2020 1,370 10 View

Factors affect the solubility of cyclic oligomers?

Hello everyone, please help me. Recently, I am making cyclic oligomers of Poly(1,4-cyclohexylenedimethylene terephthalate), and the oligomers are only soluble in Trifluoroacetic acid while the...

27 August 2020 7,160 3 View

How to remove Coffee-Ring effect in microfluidic paper-based to determination of nitrite?

Hello all together, when I study microfluidic paper-based to detemination of nitrite, coffer-ring effect is my problem but I don't know how to do that to stop. I have attached the image...

30 July 2020 3,184 2 View

Where can I access free wind speed and wind direction data on ocean pacific?

Wind speed and direction so important with every research which connect with many model. Thus, i want to find more situated website load wind data? Best regards

31 May 2020 5,909 2 View

How to determine PM flux linkage, Ld, Lq corresponding to rotor position?

In these attached papers, the authors said that it can be used frozen permeability (FP) to determine PM flux linkage, Ld and Lq corresponding to rotor position, Fig. 11 and 12 of the first paper,...

13 December 2018 6,855 2 View

Can anyone suggest good sources for my research on the entrepreneurial education in Israel?

I am doing a research paper on how the education system in Israel has nurtured the entrepreneurial spirit in its citizen. But it is hard to find good sources ( books, journal articles and so on)...

16 September 2018 8,782 3 View

Linear Relation between variables using Principal Component Analysis?

I want to perform Principal Component Analysis. But one of the assumptions of PCA is that there has to be a linear relationship between all variables. Do I have to do the scatter plot matrix...

06 March 2018 6,281 3 View

How can I evaluate the reliability of the questionnaire?

08 July 2017 2,710 27 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

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

Where i will get the Desmodium and Napier grass seeds?

26 February 2021 975 4 View

What are the LAB methodologies (procedures, equipment etc) for CO2 enrichment experiments to study crop responses?

I am doing a proposal for a research entitled 'GRAIN YIELD AND QUALITY RESPONSES OF WHEAT GENOTYPES UNDER CO2 ENRICHMENT AND EXTREME EVENTS' I will be using climate chamber and I would like to...

18 February 2021 6,494 4 View

Can bio-decomposer be a successful alternative to reduce residue burning?

To maintain the proper crop plan most of the times there is not enough time to make the field ready for the next crop. In this particular context , can bio-decompser be a solution? What about...

16 February 2021 7,068 24 View

How much costs direct reduction of nitrogen on farmland in terms of lower crop yield?

Dear research fellows, I wonder if someone knows how much direct reduction of nitrogen on farmland costs in terms of lower crop yield expressed as EUR/kg nitrogen (or similar)? I understand that...

15 February 2021 1,323 3 View

What is the paradoxical effect of VINASSE in terms of low pH (<4) and high EC (>50dS/m)? What is its impact on soil properties and crop growth?

What is the paradoxical effect of VINASSE in terms of low pH (50dS/m)? What is its impact on soil properties and crop growth?

15 February 2021 3,142 6 View

How to obtain regions around the person bounding boxes(excluded the detected people in scene)?

Hi all. I have a set of coordinates of bounding boxes for AVA Dataset. This dataset is used in action recognition. My goal is to get the areas around the people (people are inside boxes) and do...

13 February 2021 2,538 2 View

What can be use to mop up heavy metals from vegetables or soils in quarry mining site?

It has been established that quarry mining site polluted and contaminated it's environment with heavy metals, these affects the crops and vegetables planted in the area. The possible solutions to...

12 February 2021 1,155 5 View

Does anybody know the ways of homogeneous ripening of Mung bean crop?

Some crops (Mung bean) are matured at different times i.e., harvested at several times that's why the labour cost of the farmer is high. So, could you please, is there any ways or chemicals are...

12 February 2021 294 4 View