Root shoot ratio of seedlings?

what is the general trend in the R:S ratio of tree species at the seedling stage? early-successional vs. late-successional which ones have big R:S ratio? i see some contradicting results...

16 May 2020 5,266 4 View

Can AMF morphotypes be distingused just by looking spores under a stereo microscope?

Is it possible to separate (distinguish) different AMF morphotypes which may possibly represent different taxa just by looking spores under a stereo microscope of say, 60x?

06 November 2019 5,845 13 View

Sand sterilization with bleach possible?

is it possible to sterilize sand with household bleach and use it as a substrate to germinate seeds?

28 June 2019 3,635 13 View

Is direct clearing of roots with 0.5%NH4OH+0.5% H2O2 possible?

For a dark root that doesn't clear with 10% KOH in autoclave for 1 hour, 24 and also 48 hours at room temperature, would it be possible and time effective to directly clear it with 0.5%NH4OH+0.5%...

21 October 2018 1,565 5 View

Steralization without killing the plant?

if someone wants to use seedlings already prepared (seedlings grown on pots with a soil substrate) and wants to sterilize the substrate they are grown on and without killing the plants (seedlings)...

19 February 2018 7,632 15 View

AMF spore degeneration?

Is it possible to get AMF spores (just for counting purpose) from soil samples stored for more 2 months under room temperature?or for more than a year at +4?

03 January 2018 5,080 3 View

under similar condition why the comparatively more photosynthesizing doesn't comparatively grow more?

for plants under stress, i was able to read few articles, high rate of photosynthesis doesn't necessarily result in high rate of growth. hence, i read using "A" to select stress tolerant...

30 April 2017 5,286 20 View

How is the energy of light with diffrent photons(wave lengths) calculated?

28 December 2016 8,907 4 View

Deep freeze storage of AMF?

is it alright to store a whole-soil arbuscular mycorrhiza inoculum at deep freeze condition? according to INVAM it says 4 degree Celsius.

24 July 2016 1,737 9 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

How to normalise data on OPM package from R Studio ?

Good afternoon, I recently used OmniLog from BIOLOG for my experimentations : I tested the metabolism of different strains on 2 types of plates. I have 16 strains of 3 different groups...

02 March 2021 3,584 1 View

Which is the best place in the world for the plant biotechnology research?

I am searching for a good place for the Post Doc,

02 March 2021 4,053 3 View

Which bacteria are suitable for quorum sensing screening?

I want to find a quorum sensing inhibitor from plant extracts. Klebsiella pneumoniae, Moraxella catarrhalis, Staphylococcus aureus, and Streptococcus pneumoniae. I looked for these strains...

01 March 2021 7,675 3 View

Isolates of Hymenoscyphus fraxineus?

Dear Dr. Cai, my name is Simone Prospero and I work in the team of Phytopathology at the Swiss Federal Institute for Forest Snow and Landscape Research (WSL;...

01 March 2021 1,133 1 View

How to remove the residual PDMS on the silicon mold?

Incompletely cross-linked pdms are difficult to remove.

01 March 2021 798 3 View

Where to find data on trees in tropical agroforestry?

Hi, I'm looking for data (mainly related to management: growth rate, canopy size, soil and climate preferences, etc.) about tropical trees used in tropical agroforestry. Have you ever heard about...

28 February 2021 7,356 8 View

How to remove fatty material from plant extract?

The resultant solid was partitioned three times with 250 ml of petroleum ether (40-60/c) to remove any fatty material and evaporated to dryness.

28 February 2021 9,464 2 View

Good morning research fellows, Has anyone worked with senna alata plant extract on any kind of fish?

Literatures on the piscicidal effect of sennaa alata is scanty. if you have any related litrature either in the bark, leaves or roots used as treatment to any aquatic organism please kindly help...

28 February 2021 9,138 2 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