Artikel Ilmiah : A1D016007 a.n. TUTI NURSANTI
| NIM | A1D016007 |
|---|---|
| Namamhs | TUTI NURSANTI |
| Judul Artikel | INDUKSI BUNGA DAN BUAH TANAMAN JERUK (Citrus sp.) MELALUI PENGATURAN PERIODE CEKAMAN AIR DAN PENAMBAHAN PUPUK |
| Abstrak (Bhs. Indonesia) | Penelitian ini bertujuan untuk (1) mendapatkan periode stres air paling baik untuk induksi pembungaan dan pembuahan tanaman jeruk, (2) mengetahui pengaruh pemberian pupuk AB mix terhadap pembungaan dan pembuahan tanaman jeruk, dan (3) mengetahui interaksi antara pemupukan dengan stres air pada tanaman jeruk. Penelitian ini dilaksanakan pada bulan Januari 2020 sampai dengan Mei 2020 di screen house Fakultas Pertanian, Universitas Jenderal Soedirman. Rancangan perco-baan yang digunakan yaitu Rancangan Acak Kelompok Lengkap (RAKL) pola faktorial dengan 2 faktor yaitu pemupukan dengan 2 taraf (P0: kontrol, P1: dipupuk) dan periode tercekam air dengan 4 taraf (T0: kontrol yaitu diberi penyiraman normal, T1: Perlakuan tercekam air selama 10 hari, T2: Perlakuan tercekam air selama 20 hari, T3: Perlakuan tercekam air selama 30 hari) sehingga terdapat 8 kombinasi. Setiap per-lakuan diulang 3 kali. Terdapat 24 unit percobaan dengan setiap unit percobaan terdiri dari 3 tanaman jeruk, sehingga diperlukan 72 tanaman sebagai materi percobaan. Data dianalisis keragamannya (uji F) pada taraf kesalahan 5%. Beda nyata antar-uji coba menggunakan UJGD (uji jarak ganda Duncan). Variabel yang diamati yaitu waktu bunga pertama muncul, total bunga mekar, total bunga rontok, total buah rontok, jumlah daun, jumlah tunas baru, fruit set, kandungan klorofil, kandungan N di daun, kandungan P di daun, kandungan K di daun, kan¬dungan C- organik di daun, dan nisbah C/N Ratio. Hasil penelitian menunjukkan pemupukan (P1) terhadap tanaman jeruk memberikan pengaruh terbaik pada jumlah tunas baru sebesar 16,58%, jumlah daun 2,31%, total bunga muncul 4,85%, total bunga mekar 3,89%, total bunga rontok 4,23%, fruit set 2,31%, dan jumlah buah 1,83%. Perlakuan tercekam air selama 30 hari (T3) terhadap tanaman jeruk mem¬berikan pengaruh terbaik pada total bunga muncul yaitu sebesar 5,33%, total bunga rontok 4,78%, fruit set 3,1%, dan jumlah buah 1,95%. Tidak terdapat interaksi antara pemupukan dan tercekam air untuk menginduksi pembungaan dan pembuahan pada tanaman jeruk. |
| Abtrak (Bhs. Inggris) | ABSTRACT This research aims to (1) obtain the best water stress period for flower induction and citrus fruit set, (2) find out the effect of AB mix on citrus to flowering and fruit set, (3) find out the interaction fertilization and water stress on citrus. This study was conducted in January 2020 until Mei 2020 in screen house Agriculture Faculty, Universitas Jenderal Soedirman. Experimental design used is Randomized Complete Block Design (RCBD) factorial pattern 2 factors, which are fertilization with 2 stages (P0: control, P1: fertilized) and water stress period with 4 stages (T0: control, i.e. given the normal way of watering, T1: given water stress treatment for 10 days, T2: given water stress treatment for 20 days, T3: given water stress treatment for 30 days) until there are 8 combination. Every treatment is repeated for 3 times. There are 24 experimental units with every experimental unit consist of 3 orange plants. Therefore, it takes 72 plants to be taken as experimental material. The data were analyzed for their diversity (F test) at an error level of 5%. UJGD (Duncan's multiple distance test) was used to examine the significant differences between trials. The variable observed was the time the first flower appeared, the total flowers that bloomed, the total fruits that fell, the amount of leaves, the amount of new shoots, fruit set, chlorophyll content, N content in leaves, P content in leaves, K content in leaves, C- organic content in leaves, and C/N Ratio. The results showed that fertilization had the best effect on the number of new shoots as much as 16.58, the number of leaves was 2.31, number of flowers 4.85, number of flowers bloomed 3.89, number of flowers fell 4.23, number of fruit sets 2.3, and number of fruits 1.83. The water stress treatment for 30 days on citrus plants gave the best effect on the number of flowers 5.33, number of flowers fell 4.78, fruit set 3.1, and number of fruit 1.95. There is no interaction between fertilization and water stress for flowers and fertilization induction in citrus. |
| Kata kunci | Kata kunci: induksi bunga, induksi buah, jeruk, periode cekaman air, penambahan pupuk. |
| Pembimbing 1 | Ir. Agus Sarjito, M. Sc. |
| Pembimbing 2 | Ir. Slamet Rohadi S., M. Agr. St. |
| Pembimbing 3 | |
| Tahun | 2020 |
| Jumlah Halaman | 16 |
| Tgl. Entri | 2020-11-14 09:44:49.094841 |