dc.contributor.advisor | Siregar, Iskandar Zulkarnaen | |
dc.contributor.advisor | Sudrajat, Dede Jajat | |
dc.contributor.author | Qolbi, Ruhul Hazuma Satya | |
dc.date.accessioned | 2023-08-02T13:37:09Z | |
dc.date.available | 2023-08-02T13:37:09Z | |
dc.date.issued | 2023 | |
dc.identifier.uri | http://repository.ipb.ac.id/handle/123456789/122981 | |
dc.description.abstract | Jabon merah (Neolamarckia macrophylla (Roxb.) Bosser) merupakan salah
satu jenis pohon cepat tumbuh yang banyak ditanam untuk pembangunan hutan
tanaman, hutan rakyat, maupun rehabilitasi hutan dan lahan. Ketersediaan benih
berkualitas sangat dibutuhkan untuk meningkatkan produktivitas dan adaptasi,
sehingga keberhasilan penanaman dapat ditingkatkan melalui serangkaian program
pemuliaan jabon merah yang masih sedikit dilakukan. Penelitian ini bertujuan untuk
menganalisis keragaman pertumbuhan dan parameter genetik uji keturunan jabon
merah di KHDTK Parung Panjang, Bogor. Hasil penelitian menunjukkan bahwa
faktor famili (genetik) berpengaruh nyata terhadap diameter, tinggi, dan volume
pohon jabon merah. Nilai heritabilitas tingkat famili termasuk dalam kategori tinggi
dengan rentang 0,67-0,76. Korelasi fenotipe menunjukkan nilai positif antar sifat
pertumbuhan, kecuali pada penetrasi pilodyn. Persentase seleksi yang semakin ketat
akan menyebabkan nilai kemajuan genetik dan perolehan genetik semakin tinggi
namun ukuran populasi dan jumlah individunya akan semakin kecil. | id |
dc.description.abstract | Red jabon (Neolamarckia macrophylla (Roxb.) Bosser) is a fast-growing tree
species that is widely planted for the development of plantation forests, community
forests, as well as forest and land rehabilitation. The availability of quality seeds is
urgently needed to increase productivity and adaptation, so that planting success
can be increased through a series of breeding programs that is still limited. This
study aims to analyze the growth diversity and genetic parameters of red jabon
progeny test at the KHDTK Parung Panjang, Bogor. The results of the research
showed that the family factor (genetic) ha a significant effect on the growth such as
diameter, height, and volume of red jabon trees. The heritability value at the family
level is included in the high category with a range of 0,67-0,76. Phenotypic
correlations showed positive values between growth traits, except for pilodyn
penetration. The greater the percentage of selection, the higher the value of genetic
progress and genetic gain, but the smaller the population size and number of trees. | id |
dc.language.iso | id | id |
dc.publisher | IPB University | id |
dc.title | Variasi Genetik Pertumbuhan Jabon Merah (Neolamarckia macrophylla (Roxb.) Bosser) pada Uji Keturunan di KHDTK Parung Panjang, Bogor | id |
dc.title.alternative | Genetik Growth Variation of Red Jabon (Neolamarckia macrophylla (Roxb.) Bosser) from A Progeny Trial at Parung Panjang Forest Research Station, Bogor | id |
dc.type | Undergraduate Thesis | id |
dc.subject.keyword | family | id |
dc.subject.keyword | genetic correlation | id |
dc.subject.keyword | heritability | id |
dc.subject.keyword | phenotype | id |
dc.subject.keyword | selection | id |