What do plants do at night?

08 September 2016 2,907 5 View

Stevia germination - can anyone help?

Could you give some pratictical knowledge on stevia germination under in vitro and ex vitro conditions?

09 October 2013 2,183 5 View

Stevia and HPLC analysis?

I would like to estimate stevioside and rebaudiosid A content in dried leaf materials using HPLC. Could you reccomend me an efficient extraction protocol and appropriate HPLC conditions for that?

07 August 2013 9,565 5 View

Infection on cultivars?

I am in trouble with this contamination-like formation (please see the attached file). I transferred plants from the jars having this whitish formation into new ones containing different...

07 August 2013 8,698 5 View

Fraction collector for HPLC?

I am using Dionex ultimate 3000 fraction collector and try to isolate some target peaks. But, it seems tiring/boring job when you cannot acheive it exactly. Do you know tips that makes it easier?

04 May 2013 3,213 5 View

TLC before HPLC

There are plenty of papers involving phytochemical analysis for certain plant species. Moreover, target compounds isolated different plant organs produced in vitro or collected from different...

03 April 2013 8,407 4 View

Plant growth and encapsulation

In the picture given below, there are encapsulated tissues. All green plantlets were derived from same donor plant after 3 weeks encapsulation initiation. The outermost empty petri plates are also...

02 March 2013 9,105 47 View

Artificial seed production

Do you have any tips for long term storage of sodium alginate beads - including shoot tip, somatic embryo etc.-, whether at room temperature or at 2-4 C in fridge?

01 February 2013 3,914 3 View

Taxonomic botany of in vitro cultivated plants

Clonal propagation or micropropagation techniques have been widely used over many plant species. In general at the end of studies, we come to the conclusion that "high efficient regeneration...

31 December 2012 949 9 View

Callus Cultures and Secondary Metabolites

Callus cultures in plant regeneration systems are sometimes useful for conservation. Moreover, they are capable of new variants. What do you think about secondary metabolite production from callus...

11 December 2012 8,070 8 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 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

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

No title

02 March 2021 3,060 3 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

What do you know about biotechnology art?

What do you know about biotechnology art?

02 March 2021 1,653 3 View