Pendugaan Nilai Heritabilitas dengan Pola half-Sib

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Presentation transcript:

Pendugaan Nilai Heritabilitas dengan Pola half-Sib

Pola Pejantan-n Anak-1 Anak-2 Anak-n Pejantan-1 Anak-1 Anak-2 Anak-n

Contoh : Bobot Ayam Broiler (kg) Pejantan Total Pejantan-1 Pejantan-2 Pejantan-3 1 1.66 1.73 1.80 2 1.89 1.97 1.69 3 1.70 1.74 4 1.83 1.77 1.58 5 1.63 6 1.75 ∑ 10.34 10.66 10.10 31.10 ∑Y2 17.87 18.98 17.04 53.89 N = 6 x 3 = 18 K = 6

Perhitungan

Tabel Sidik Ragam Sumber Variasi db JK KT Komponen Antar Pejantan n-1 JKPEJANTAN JKPEJANTAN/db Galat (N-1)-(n-1) JKGALAT JKGALAT/db Total N-1 JKTOTAL

Table Sidik Ragam Sumber Variasi db JK KT Komponen Antar Pejantan 2 0.03 0.013 Galat 15 0.14 0.010 Total 17 0.17

Dengan Excel(1)

Dengan Excel (2)

Dengan Excel (3) Hasil Anova: Single Factor SUMMARY Groups Count Sum Average Variance Pejantan-1 6 10.33525 1.722541 0.012687 Pejantan-2 10.65835 1.776391 0.009833 Pejantan-3 10.10198 1.683663 0.006139 ANOVA Source of Variation SS df MS F P-value F crit Between Groups 0.03 2 0.013 1.36 0.29 3.68 Within Groups 0.14 15 0.010 Total 0.17 17

SPSS ANOVA (1)

SPSS ANOVA (2)

SPSS ANOVA (3) Hasil

SPSS Variance Component (1)

SPSS Variance Component (2)

SPSS Variance Component (Option)

SPSS Variance Component (Hasil) Scientific Number 5.88E-04 0.00059 9.63E-03 0.010

K-jumlah anak tidak sama Jumlah anak per pejantan, 24, 18, 13, 12, 11, 9, and 9 ekor