Ahmed Sallam

19 Questions 20 Answers 0 Followers

Questions related from Ahmed Sallam

I am looking for scientists (Plant breeding and genetics) from Czech or Bulgaria for scientific collaboration?

I am looking for scientists (Plant breeding and genetics) from Czech or Bulgaria for scientific collaboration? please contact privately. Thanks in advance

06 June 2018 8,782 0 View

Does anybody know a source for downloading GBS data for barley?

Dear All I would like to download GBS data for barley. do you know any source has available data for this purpose?

11 November 2016 2,395 0 View

What is the best reference genome for barley to be used in GBS?

I am looking for the best reference genome for barley to do a SNP calling using GBS approach.

10 October 2016 1,937 3 View

Dose anybody perform KASP marker in Barley?

09 September 2016 4,645 0 View

Dose anybody know a software to analyze factorial design with two factors?

01 January 2016 7,244 15 View

How can I estimate heritability from R?

How can I estimate heritability from R? I am using lm and aov thanks in advance

01 January 2016 805 3 View

Dose any body have a tutorial for FastStructure software??

Dear All I would like to setup FastStructure to analyze population genetic structure. The setup process is very complicated. Do you have a tutorial?. Thanks in advance

12 December 2015 8,567 1 View

What dose F mean when you draw the QTL in QTL netwrork?

HI All After performing QTL analysis using QTL network, you will find some graphs in the results. Among these graph, the QTL peak drawn in in graph with y and x axes. I thought it is LOD but I...

10 October 2015 1,133 2 View

Can anyone help me to find primers for some genes?

dear colleagues I need to know the primers which catch Bt1, Bt2, Bt3, Bt4, Bt5, Bt6, Bt7, Bt8, Bt9, Bt10, Bt11, Bt12, Bt13, Bt14, Bt15 genes that resist common bunt in wheat??? Thanks in advance

06 June 2015 3,932 2 View

How can I physiologically interpret the positive correlation between shoot fresh matter before and after frost in faba beans?

I am working on frost tolerance in faba beans. I have two treatments (after and before frost). I measured the shoot fresh matter and dry matter in these two cases. The correlation between shoot...

03 March 2014 322 4 View

What does the warning message "1: In is.euclid(d) : Zero distance(s)" mean?

** Package ade4, command dist.binary I would like to estimate the genetic distance using simple matching approach "Simple matching coefficient of Sokal & Michener (1958)" My file name is snp and...

02 February 2014 287 3 View

How can I determine the value of false discovery rate in association analysis?

I have 187 lines. They were genotyped using 156 snps. I used tassel for running the association analysis. And I need to use FDR to determine the significant markers. Some studies suggest 0.2. I...

02 February 2014 1,670 3 View

Does the PCoA of the genetic distance differ much from the PCoA of the genetic similarity?

I have analyzed my population (186 lines) using principal coordinate analysis of genetic distance and genetic similarity. As a result, I have got two very different plots. Using genetic distance,...

02 February 2014 1,341 1 View

Will my publication be published?

I have submitted my manuscript to Crop and Pasture Science and after two days, they sent a licence to publish. What does that mean? Will my manuscript be published? My current status is under review.

11 November 2013 8,059 3 View

Do you have any idea about a software that may calculate distance (in cM) between each pair of markers?

I have 155 SNP markers, and I would like to calculate distance in cM between each pair of markers.

11 November 2013 9,688 7 View

Does anybody know how to calculate distance (cM) between two markers located in two different linkage groups?

11 November 2013 2,150 2 View

What software to use for calculating distance between makers (Mb)?

Can anyone suggest me a software to calculate distance between makers (Mb)? I have 155 SNPs.

11 November 2013 5,692 3 View

Can someone help with explanations of allele estimates (SNP) which were produced using TASSEL 3.0 (Association analysis)?

When I did association analysis using TASSEL, I found the allele estimates of one of significant marker (which associated with a QTLs) had 3 allele G, A, and R (G:A) (ee attachment). how can I...

10 October 2013 4,718 1 View

Does anybody have experience with Mapmaker?

I need a help for understanding some issues related to MapMaker3.0.

11 November 2012 926 2 View