http://www.cimmyt.org

GRS imulator: a SOFTWARE pROGRAM that Simulates THE rEGENERATON PROCESS iN gERMPLASM RESERVATON

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###### An example input file for GRSmulator

!***************************************************

! Part 1: Output file prefix name

out

!***************************************************

! Part 2: Parameters for genes

!

!Number of genes (loci)

5

!Locus NumAlleles RecomFreq (with the gene above)

1 2 0.5

2 3 0.05

3 4 0.5

4 2 0.15

5 2 0.5

!***************************************************

!Part 3: Parameters for initial population

!

!SamplingType: 1 = population has the exact gene freq.

! 2 = population has sampled gene freq.

!ZygousityType:1 = both hetero & homozygousity;

! 2 = homozygousity only

!

!Population size

10000

!Locus SamplingType ZygousityType Allele frequencies

1 1 1 0.010

2 1 1 0.020 0.03

3 1 1 0.030 0.30 0.04

4 1 1 0.040

5 1 1 0.050

!***************************************************

!Part 4: Parameters for regeneration strategies

!

!Numbers of strategies, runs, regeneration cycles

2 10 7

!Mating type: self, random, chained,

! paired1 (without reciprocal cross), or

! paired2 (with reciprocal cross)

!No. Name Cycle SamSiz MatTyp GRN/EAR (min and max)

1 str1 1 50 self 3 10

2 100 random 2 3

3 200 chained 2 2

4 200 paired1 2 2

5 200 paired2 2 2

6 200 paired2 2 2

7 200 paired2 2 2

2 str2 1 50 random 2 2

2 100 random 2 2

3 200 random 2 2

4 200 random 2 2

5 200 random 2 2

6 200 random 2 2

7 200 random 2 2

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###### Outputs from GRSmulator

1. Error message

2. Change in gene frequency

3. Number of lost alleles

4. Gene diversity

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###### Contact information

Jiankang Wang and Jose Crossa

CIMMYT, Apdo. Postal 6-641, 06600 Mexico, D.F., Mexico

E-mail: jkwang@cgiar.org