Undang, Undang
3Department Of Seed Industry Technology, Directorate Of Diploma Program, Bogor Agricultural University

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Korelasi antar uji mutu fisiologis benih cabai rawit (Capsicum annuum var. glabriusculum) metode tetrazolium dengan metode standar Undang, Undang; Musyahrani, Sylviaghani; Rahayu, Arifah; Yuliawati
JURNAL AGRONIDA Vol. 10 No. 2 (2024): Jurnal Agronida
Publisher : Universitas Djuanda

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30997/jag.v10i2.15727

Abstract

Penelitian ini dilakukan untuk mengetahui korelasi antara uji daya berkecambah dengan uji tetrazolium terhadap mutu fisiologis benih cabai rawit (Capsicum annuum var. glabriusculum). Penelitian dilaksanakan mulai bulan Maret-Juni 2024 di Laboratorium Penyimpanan dan Pengujian Mutu Benih dan Laboratorium Mikroteknik IPB Dramaga. Penelitian dilakukan dalam dua percobaan. Percobaan pertama menggunakan rancangan acak lengkap faktor tunggal, yaitu 10 genotipe cabai rawit (Bara, Genie, Jelita, Lembayung, Namira, Syakira, Triwarsana, Viola, Violeta, dan F12 145174). Percobaan kedua menggunakan rancangan acak lengkap faktorial, faktor pertama genotipe cabai rawit seperti pada percobaan pertama dan faktor kedua adalah konsentrasi larutan tetrazolium (0,5%, 1%, dan 1,5%). Uji viabilitas benih menunjukkan bahwa genotipe Bara memiliki daya berkecambah tertinggi, genotipe Genie dengan indeks vigor, kecepatan tumbuh dan bobot kering kecambah normal tertinggi, genotipe Violeta dengan keserempakan tumbuh tertinggi dan genotipe Viola dengan laju pertumbuhan kecambah tertinggi. Pengujian tetrazolium menghasilkan 12 pola pewarnaan yang dikelompokkan menjadi empat pola normal kuat, dua pola normal lemah, tiga pola abnormal, dan tiga pola benih mati. Nilai korelasi positif yang nyata terdapat pada daya berkecambah dengan konsentrasi tetrazolium 1% dan bobot kering kecambah normal dengan konsentrasi tetrazolium 1,5%. Hasil ini mengindikasikan bahwa pola pewarnaan dapat memprediksi viabilitas benih cabai, tetapi belum dapat digunakan untuk menduga vigor benih cabai dan masih perlu pengujian lebih lanjut.
Pelatihan Penerapan Teknik Vertikultur dalam Rangka Pemanfaatan Lahan Pekarangan dengan Berbudidaya Tanaman untuk Peningkatan Taraf Hidup kepada Kelompok Wanita Tani Ciharashas Kelurahan Mulyaharja Bogor: Training on the Implementation of Verticulture Techniques for Optimizing Yard Land Utilization through Plant Cultivation to Enhance the Living Standards of the Ciharashas Women Farmers Group in Mulyaharja Village, Bogor Afifah, Ulil Azmi Nurlaili; Wijaya, Aldi Kamal; Undang, Undang; Qadir, Abdul; Rusmiyati, Henny; Iswati, Asdar; Suwarno, Punjung Medaraji; Sulassih, Sulassih; Tirtana, Arif; Sayekti, Tri Wahono Dyah Ayu; Sahid, Zulfikar Damaralam
PengabdianMu: Jurnal Ilmiah Pengabdian kepada Masyarakat Vol. 10 No. Suppl-1 (2025): PengabdianMu: Jurnal Ilmiah Pengabdian kepada Masyarakat
Publisher : Institute for Research and Community Services Universitas Muhammadiyah Palangkaraya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33084/pengabdianmu.v10iSuppl-1.8833

Abstract

The Community Engagement Program (PPM) organized by the Seed Industry Technology Study Program, Vocational School of IPB University, aims to address the challenges faced by the Women Farmers Group (Kelompok Wanita Tani, KWT) Ciharashas in Mulyaharja Village through training on vertical hydroponic techniques. This program encompasses problem identification, training, and optimizing greenhouse facilities. Problem identification revealed key issues such as greenhouse facility damage and the limited knowledge of KWT members regarding modern cultivation techniques. The training focused on vertical hydroponic system installation, nutrient management, and plant maintenance, emphasizing the efficient use of limited land. The greenhouse was repaired to support sustainable production and serve as a training hub. The training outcomes showed significant improvements in the understanding and skills of KWT members, as evidenced by pre-test and post-test results. Members are now capable of optimizing their yards, producing high-quality harvests, and increasing income through better marketing strategies. Post-training monitoring indicated the sustainability of the vertical hydroponic activities, with KWT members actively continuing the project independently. This program successfully created long-term positive impacts, including community empowerment, increased productivity, and sustainable agricultural solutions relevant to urban communities.
Adaptabilitas Agronomi Genotipe Kacang Merah di Dataran Rendah Bogor Marwiyah, Siti; Undang, Undang; Agustiani, Soefi Nastri
Vegetalika Vol 14, No 3 (2025): In Publish
Publisher : Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22146/veg.105217

Abstract

Evaluation of kidney bean genotypes in the lowlands is a preliminary step in a plant breeding program to develop lowland-adaptive varieties. This study aims (1) to evaluate agronomic characters, (2) analyze the associations between yield component traits and total yield, and (3) select kidney bean genotypes adapted to lowland environment. The study was conducted in lowlands (185 m asl), Leuwikopo Experimental Station, IPB, Bogor, from March to June 2023. Ten kidney bean genotypes were arranged in a randomized complete block design. Observations included growth characters and yield components, followed by heritability, correlations, and multiple regression. Genotype was significantly affects plant height, total productive bunches, total pods number, total pod weight, total seed weight, and pod length. Characters with high broad sense heritability (h2bs>60%) were plant height, total productive bunches, pod length, total pod weight, and total seed weight. Total seed weight was identified as a selection trait for adaptation in lowland. Adaptive genotypes in the lowlands exhibited high total pod and seed weight, taller canopy, numerous productive clusters, and early maturity. Genotypes KM06, KM03, and KM04 showed the highest total seed weight per plant, indicating superior adaptation potential in lowland environments.
PENGGUNAAN MULSA PLASTIK SEBAGAI UPAYA KONSERVASI LAHAN UNTUK MENJAGA STABILITAS SIFAT FISIKA DAN KIMIA TANAH Sudartini, Tini; Fitria, Anita Dwy; Yulianto, Yanto; Undang, Undang
Jurnal Tanah dan Sumberdaya Lahan Vol. 11 No. 1 (2024)
Publisher : Departemen Tanah, Fakultas Pertanian, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/ub.jtsl.2024.011.1.19

Abstract

Low nutrient availability and high soil bulk density are caused by the loss of fertile soil particles due to the kinetic energy of rain. Land management that does not apply conservation principles such as soil covering is one of the factors causing this to happen. This research was conducted to determine the impact of using plastic mulch as one of conservation actions. This research was conducted at the experimental field University of Siliwangi, Mugarsari. Soil samples were taken from mulched and without mulch lands as treatments. Soil samples were collected at 0-10 and 10-30 cm soil depths. Soil samples were taken to analyze the chemical properties of the soils (i.e., pH H2O, organic C, total N, available P, exchangeable K, Ca, Mg, Na) and physical properties (i.e., soil bulk density, porosity, water content, and texture). The results showed that the use of mulch had a significant effect (p<0.05) on pH H2O, organic C, total N, available P, exchangeable K, exchangeable Ca, bulk density, and water content. The results of the correlation showed that increasing organic C in mulched land had an effect on decreasing BD (r = -0.739). In addition, the organic C increased soil porosity (r = 0.612). Meanwhile, soil depth had no effect (p>0.05) on soil chemical and physical properties.
Solusi Recycle Sampah Organik dan Anorganik bagi Keluarga di Perumahan Taman Dramaga Permai 2 Bogor Marwiyah, Siti; Undang, Undang
Agrokreatif: Jurnal Ilmiah Pengabdian kepada Masyarakat Vol. 10 No. 1 (2024): Agrokreatif Jurnal Ilmiah Pengabdian Kepada Masyarakat
Publisher : Institut Pertanian Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/agrokreatif.10.1.125-135

Abstract

Households are one of the contributors to organic and inorganic waste. Generally, the family needs to manage waste independently. The concept of waste recycling can be applied at the household level. The aim of waste management in the Dosen Mengabdi Reguler 2022 was to provide alternative solutions for processing organic and inorganic waste in the household based on the recycling concept. The activities were carried out from July‒November 2022 in one of the villages around the IPB campus locations, namely the Taman Darmaga Permai 2, Cihideung Ilir, Ciampea, Bogor. The core activities consist of discussions and demonstrations about compost, coenzymes, re-growing vegetable plants, and the culture of mung bean sprouts from Vima 1 and Vimil 1 varieties. About 42.9% of the 14 participants sorted household waste, and 28.6% managed waste. Compost from organic waste was harvested within one month after the process, while coenzymes were harvested after three months. Ecoenzymes were attractive to all participants as a solution for processing waste. About 50% of participants favor growing vegetables and 21.4% re-grow vegetable waste. Katuk and Welsh onion plants have 100% growth and 90% survival rates. All participants had never sprouted mung bean seeds. The sprouts can be harvested 1 to 3 days after sowing as needed. The Vima 1 mung bean variety has a sweet sprout taste and produces 657.9 g of sprouts from 100 g of seeds, while the Vimil 1 taste is slightly astringent with a lower sprout production of 543.8 g.
Pendugaan Nilai Heterosis dan Daya Gabung Beberapa Komponen Hasil pada Persilangan Dialel Penuh Enam Genotipe Cabai (Capsicum annuum L.) Sujiprihati, Sriani; Yunianti, Rahmi; Syukur, Muhamad; Undang, U
Jurnal Agronomi Indonesia (Indonesian Journal of Agronomy) Vol. 35 No. 1 (2007): Jurnal Agronomi Indonesia
Publisher : Indonesia Society of Agronomy (PERAGI) and Department of Agronomy and Horticulture, Faculty of Agriculture, IPB University, Bogor, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (51.228 KB) | DOI: 10.24831/jai.v35i1.1307

Abstract

The objective of this study was to  estimate the  heterosis and heterobeltiosis of thirty chili hybrids, the general combining ability (GCA), and the specific combining ability (SCA) of six chili (Capsicum annuum L.)   inbred lines. The experiment was conducted from October 2005 to March 2006 at IPB Experiment Field, Cikabayan, Darmaga. Randomized Complete Blocked Design was used with three replications.  All characters were significantly different for heterosis, heterobeltiosis, general and specific combining ability. Significant  differences were noted in reciprocal effect for fruit weight, and yield per plant. Hybrid IPB C-2 x IPC C-3 and IPB C-3 x IPB C-1 had positive heterosis and heterobeltiosis values for all variables observed. IPB C-2 showed the highest GCA for yield per plant and fruit length, IPB C-3 and IPB C-7 showed high GCA for yield per plant, fruit length, fruit width, and fruit weight. Crosses having high SCA for all variables observed were IPB C-1 x IPB C-3 and IPB C-2 x IPB C-3. Cross combination of IPB C-2 x IPB C-3 was the best hybrid.   Key words: chili, heterosis, heterobeltiosis, combining ability, full diallel
Identifikasi Spesies Cabai Rawit (Capsicum spp.) Berdasarkan Daya Silang dan Karakter Morfologi Undang, U; Syukur, Muhamad; ,, Sobir
Jurnal Agronomi Indonesia (Indonesian Journal of Agronomy) Vol. 43 No. 2 (2015): Jurnal Agronomi Indonesia
Publisher : Indonesia Society of Agronomy (PERAGI) and Department of Agronomy and Horticulture, Faculty of Agriculture, IPB University, Bogor, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (687.223 KB) | DOI: 10.24831/jai.v43i2.10413

Abstract

ABSTRACTThe chili consists of several species, five of which have been cultivated, namely C. annuum, C. chinense, C. frutescens, C. baccatum, and C. pubescens. The classifications of these species are based on: 1) morphological characters, especially floral morphology, 2) crossability between species, and 3) fertile hybrids between species. Species C. baccatum and C. pubescens can be easily identified and distinguished from one another, because there are obvious differences in the two species. However the species C. annuum, C. chinense, and C. frutescens has many common characteristics, so it is difficult to distinguish morphologically. The purpose of this study was to identify capsicum species based on crossability and morphological characters. The crossability experiment was done in housing area TDP 2 Ciampea Bogor from January to December 2013 and the morphological characteristics at Leuwikopo experimental station, IPB. The morphological characters experiment was arranged in randomized complete block design (RCBD) with three replications. Data were collected on successful crosses, seed viability of successful crosses and morphological characters based on descriptor for capsicum IPGRI. The percentage of successful crosses involving IPBC10 and IPBC145 (C. annuum) as female parents and 20 genotypes as male parents ranged between 0-90%; and using IPBC295 (C. frutescens) as female parent was 40%. Genotypes which had successful results equals 40% were alleged as C. frutescens species (IPBC61, IPBC139, IPBC63, IPBC163, IPBC289, IPBC288, IPBC294 and IPBC285). Principal component and of clusters analysis suggests that there are two species groups, i.e. C. annuum and C. frutescens.Keywords: capsicum, cluster analysis, crossing, genotypes, principal component analysis
Uji Efektivitas Ekstrak Daun Jarak Cina (Jatropha multifida L.) Sebagai Antifungi Fusarium sp. Penyebab Penyakit Layu pada Tanaman Cabai Besar Hodiyah, Ida; Undang, Undang; Apriliani, Sulistia
Media Pertanian Vol 10, No 2 (2025): Media Pertanian
Publisher : Program Studi Agroteknologi Universitas Siliwangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37058/mp.v10i2.14630

Abstract

Fusarium sp. merupakan salah satu patogen yang menyebabkan rendahnya produktivitas tanaman cabai besar. Upaya utama yang umum dilakukan petani dalam pengendaliannya yaitu dengan penggunaan pestisida kimia yang berdampak buruk bagi tanaman dan lingkungan. Penggunaan ekstrak daun jarak cina dapat menjadi alternatif dalam menghambat pertumbuhan Fusarium sp. karena mengandung senyawa antifungi seperti flavonoid, saponin, dan tanin. Penelitian ini bertujuan untuk mengetahui pengaruh ekstrak daun jarak cina terhadap pertumbuhan Fusarium sp. secara in vitro dan in vivo. Percobaan dilaksanakan pada bulan Maret sampai dengan Agustus tahun 2024. Percobaan dilakukan dengan menggunakan Rancangan Acak Lengkap untuk in vitro pada konsentrasi 35%, 40%, 45%, 50%, 55% dan 60%, serta Rancangan Acak Kelompok untuk in vivo dengan menggunakan konsentrasi yang efektif dari hasil pengujian in vitro. Hasil pengujian in vitro menunjukkan bahwa ekstrak daun jarak cina dengan konsentrasi 55% dan 60% memiliki diameter hambat 0 mm dan daya hambat 100% selama 7 hari setelah inokulasi (HSI). Adapun hasil pengujian in vivo menunjukkan bahwa konsentrasi 55% dan 60% berpengaruh terhadap jumlah daun, kejadian penyakit, serta keparahan penyakit layu fusarium pada tanaman cabai besar selama 21 hari setelah tanam (HST). Fusarium sp. is one of the pathogens that cause low productivity of chili plants. The main method commonly used by farmers in controlling the wilt disease is using chemical pesticides that have a negative impact on plants and the environment. The use of chinese castor leaf extract can be an alternative in inhibiting the growth of Fusarium sp. because it contains antifungal compounds such as flavonoids, saponins, and tannins. This research aimed to determine the effect of chinese castor leaf extract on the growth of Fusarium sp. in vitro and in vivo. This experiment was conducted from March to August 2024. The experiment was conducted using a Completely Randomized Design for in vitro in concentration of 35%, 40%, 45%, 50%, 55% and 60%, and a Randomized Group Design for in vivo using effective concentrations from in vitro results. The results of in vitro testing showed that Chinese castor leaf extract with a concentration of 55% and 60% had an inhibition diameter of 0 mm and 100% inhibition for 7 days after inoculation. The results of in vivo testing showed that concentrations of 55% and 60% had an effect on the number of leaves, disease incidence, and severity of fusarium wilt disease in large chili plants 21 days after planting.