dc.contributor.advisor | Damayanti, Tri Asmira | |
dc.contributor.advisor | Kurniawati, Fitrianingrum | |
dc.contributor.author | Nasrudin, Dede | |
dc.date.accessioned | 2023-01-30T06:27:37Z | |
dc.date.available | 2023-01-30T06:27:37Z | |
dc.date.issued | 2023 | |
dc.identifier.uri | http://repository.ipb.ac.id/handle/123456789/116426 | |
dc.description.abstract | Krisan merupakan tanaman hias yang banyak diminati karena keindahannya.
Penurunan produksi bunga krisan di Indonesia, khususnya di Jawa Barat,
disebabkan oleh beberapa faktor termasuk patogen. Penelitian ini bertujuan untuk
mendapatkan informasi mengenai intensitas penyakit dan mengidentifikasi patogen
yang menginfeksi tanaman krisan di PT Natalia Nursery Bogor. Pengamatan
meliputi jenis gejala, insidensi penyakit dan tingkat keparahan, serta hasil produksi.
Pengamatan dilakukan setiap minggu selama lima kali pada tiga petak tanaman
yang berbeda. Identifikasi patogen penyebab dilakukan dengan pengamatan
mikroskopis dan dikonfirmasi dengan studi literatur. Berdasarkan hasil penelitian,
ada lima penyakit yang ditemukan yaitu karat putih (Puccinia horiana), layu
fusarium (Fusarium oxysporum), bercak daun (Septoria sp.), diduga virus/viroid
dan nematoda puru akar (Meloidogyne spp.). Secara umum, insidensi dan
keparahan penyakit mengalami peningkatan setiap minggunya. P. horiana adalah
patogen dominan yang menginfeksi tanaman krisan dengan tingkat keparahan
penyakit hingga 40,81% pada varietas rentan. Varietas krisan yang paling tahan
terhadap infeksi patogen adalah Puspita Nusantara. Terdapat adanya korelasi antara
insidensi dan keparahan penyakit karat putih dengan hasil produksi bunga krisan. | id |
dc.description.abstract | Chrysanthemum is a highly demanded ornamental plant due to its beauty. The reduction of chrysanthemum production in Indonesia, especially in West Java, might be caused by several factors including pathogen infections. The field investigation aimed to obtain the disease intensity and to identify the pathogen infecting chrysanthemum plants at PT Natalia Nursery Bogor. The type of symptoms, disease incidence and severity, as well as yield were measured. The observations were conducted every week for five times at three different plots. Identification of the causal pathogens were carried out by microscopic observation and confirmed by literature studies. Five diseases were found, namely white rust (Puccinia horiana), fusarium wilt (Fusarium oxysporum), leaf spot (Septoria sp.), suspected virus/viroid, and root-knot nematode (Meloidogyne spp.). The disease incidence and severity was increasing every week. The P. horiana was the dominant pathogen infecting chrysanthemum in the nursery with disease severity up to 40,81%. The most susceptible chrysanthemum variety against pathogen infection was Puspita Nusantara. The disease incidence and severity white rust can affect the yield of chrysanthemum flowers. | id |
dc.language.iso | id | id |
dc.publisher | IPB University | id |
dc.title | Penyakit Pada Tanaman Krisan (Chrysanthemum morifolium) di PT Natalia Nursery Bogor | id |
dc.type | Undergraduate Thesis | id |
dc.subject.keyword | chrysanthemum | id |
dc.subject.keyword | pest | id |
dc.subject.keyword | incidence | id |
dc.subject.keyword | severity | id |