Alvin M C Tang

5 Questions 10 Answers 0 Followers

Questions related from Alvin M C Tang

I have applied Trichoderma in a Phellinus noxius infected tree and have been monitoring for nine months already. Can anyone give me some advice?

Can anyone tell me what I could see from the value of N, P, K and Zn, pH to infer the change of available nutrients to plants or uptake of nutrients, etc? Please see the attachment.

22 July 2014 7,695 4 View

Can I extract sufficient DNA from completely dried plant tissues, twigs or leaves for subsequent PCR (using Qiagen DNeasy)?

Do we really need green tissues for DNA extraction? The purpose for isolating the DNA is for identification of plant species in a court case.

05 March 2014 9,006 6 View

Antibiotics for Culture Media

I want to prepare a selective media for Basidiomycetes, may I ask how to dissolve Benomyl or Dichloran before adding it to the autoclaved culture medium? How to calculate the concentration then...

15 April 2013 3,165 23 View

Common genes for identification of insect pests?

Does anyone know which gene I should use for molecular identification of insect pests? (ITS or COI) Any website to find the DNA primer for PCR?

31 January 2013 3,913 7 View

Real-time PCR Ct or amount of DNA or gene copies

Does anyone know if it is more realistic to use Ct, amount of DNA (in pg DNA) or number of gene copies in Real-time PCR assay? I used number of gene copies before in 2006 but very few research...

24 December 2012 7,453 1 View