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PENGARUH FUNGI MIKORIZA ARBUSKULA (FMA) DAN MYCORRHIZAL HELPER BACTERIA (MHB) TERHADAP PERTUMBUHAN JABON (Anthocepalus cadamba Roxb.) The Effect of Arbuscula Mycorrhizal Fungi (AMF) and Mycorrhizal Helper Bacteria (MHB) on Growth of Jabon Hutami Indah Pertiwi; Sri Wilarso Budi R.; Arum Sekar Wulandari
Jurnal Silvikultur Tropika Vol. 8 No. 3 (2017): Jurnal Silvikultur Tropika
Publisher : Departemen Silvikultur, Fakultas Kehutanan dan Lingkungan, Institut Pertanian Bogor (IPB)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/j-siltrop.8.3.147-153

Abstract

Jabon (Anthocepalus cadamba Roxb.) is one of the fast-growing species that naturally spread in some areas of Indonesia. Known as well adapted to some types of soil, and attributes to a quite high of economical prospects value. Interaction of Arbuscular Mycorrhiza Fungi (AMF) symbiotic involve not only between fungi and plant’s root but also involving supporting organisms (bacteria). This bacteria capable to stimulating the development of mycorrhizal hyphae namely as Mycorrhiza Helper Bacteria (MHB). The aims of this research was to discover of bacterial isolates that can stimulate the development of AMF in Jabon seedling and to examine the effectiveness of MHB isolate and AMF toward Jabon growth. The experiment was conducted in Completely Randomized-split splot design with two factors. The main plot was AMF with two levels; without AMF (M0) and with AMF respectively. Bacteria as the sub-plot with 19 levels consist of the control (B0), Isolate of Glomus sp with coding B1, B2, B3, B4, B5, B6, B7, B8, B9, B10, B11, B12, B13, B14, B15, B16, B17, and B18 respectively. Our experiment result showed that AMF inoculated of Jabon seedling had significantly effect on root colonization and root dry weight. The average of root colonization was 20.2%. Root dry weight increased 4.69% compared to control. Bacteria were suspected as MHB has not provided significant resultsKey words: arbuscular mycorrhizal fungi, jabon, mycorrhizal helper bacteria
RESPON PERTUMBUHAN TUNAS SANINTEN (Castanopsis argentea (Blume) A.DC.) TERHADAP PEMBERIAN ZAT PENGATUR TUMBUH BAP DAN IAA SECARA IN VITRO The growth response of Saninten (Castanopsis argentea (Blume) A.DC.) In Vitro by Adding Plant Growth Regulator BAP Arum Sekar Wulandari; Erina Sulistiani; Esthi Liani Agustiani
Jurnal Silvikultur Tropika Vol. 8 No. 3 (2017): Jurnal Silvikultur Tropika
Publisher : Departemen Silvikultur, Fakultas Kehutanan dan Lingkungan, Institut Pertanian Bogor (IPB)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/j-siltrop.8.3.208-214

Abstract

Saninten (Castanopsis argentea (Blume) A.DC.) is one of the member Fagaceae family which can produce wood and non-wood product. Micropropagation of saninten by in vitro has never been reported. This research aims to identify the growth response of saninten shoot by adding Plant Growth Regulator (PGR), they are 6-benzylaminopurine (BAP) and indole-3-acetic-acid (IAA) with different concentrations in propagation in vitro on woody plant medium (WPM). The research conducted a completely randomized design (CRD) factorial. They are PGR type and PGR concentration. The PGR type consist of two levels namely BAP and IAA. PGR concentration consist of three levels namely 0 mg/L BAP and IAA, 0.5 mg/L BAP or 0.1 mg/L IAA, and 1.0 mg/L BAP or 0.1 mg/L IAA. Parameters observed is the amount of shoot, shoot height, and callus growth. The combination of BAP (0, 0.5, 1 mg/L) and IAA (0, 0.1, 0.1 mg/L) haven’t produce optimal growth of shoot. WPM medium with 0.5 mg/L BAP was able to produce the best of percentage of shoot, the number of shoots, and shoot height growth. WPM medium with IAA concentration of 0.1 and 0.2 mg/L produce explant with callus.Key words: 6-benzylaminopurine (BAP), Castanopsis argentea, indole-3-acetic-acid (IAA), woody plant medium (WPM)
PEMANFAATAN FUNGI MIKORIZA ARBUSKULA LOKAL DAN TANAMAN INANG Desmodium spp. UNTUK MENINGKATKAN PERTUMBUHAN BIBIT CENDANA (Santalum album Linn.) Utilization of Local Arbuscular Nyhorrizhal Fungi (AMF) and Desmodium spp. Host Plants on Promoting Sandalwood Abdonia W. Finmeta; Irdika Mansur; Arum Sekar Wulandari
Jurnal Silvikultur Tropika Vol. 9 No. 1 (2018): Jurnal Silvikultur Tropika
Publisher : Departemen Silvikultur, Fakultas Kehutanan dan Lingkungan, Institut Pertanian Bogor (IPB)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/j-siltrop.9.1.37-43

Abstract

Sandalwood (Santalum album Linn.) is one of important native tree species in East Nusa Tenggara, slow-growing species with high economic value. The aims of this research were to analyze the effectiveness of local AMF inoculum andutilization of host plants to improve the growth of Sandalwood seedlings in the nursery. The research used complitely randomised design (CRD)-split plot design where origin of AMF soil inoculum as the main plot namely control (M0), soilinoculum from Nano Vilage (M1), HTC Bu’at (M2) and Demplot Cendana Sisismeni (M3). While the host plants as the sub-plot, consist of control no host plant (T0), Desmodium ovalifolium (T1), Desmodium heterophyllum (T2) andAlternanthera sp. (T3). The result showed that the local AMF and host plants applications effectively improved Sandalwood seedling growth, especially in heigth, number of leaves and diameter. The best interaction of soil inoculumfrom HTC Bu’at and D. heterophyllum (M2T2) increased plant height, number of leaves, diameter, shoot dry weight (BKP), root colonization, shoot root ratio (NPA) and seed quality index (IMB) compared with control. Soil inoculuminteraction from HTC Bu’at and D. heterophyllum host plants were exellent for improved the quality of Sandalwood seedlings.Key words : Alternanthera, arbuscular mychorrizhal fungi, Desmodium, sandalwood
ANALISIS PERTUMBUHAN MINDI (Melia azedarach L) DAN PRODUKTIVITAS UMBI GARUT (Maranta arundinacea dan Maranta linearis L) DALAM SISTEM AGROFORESTRI Growth Analysis of Mindi (Melia azedarach L) and Productivity of Arrowroot.... Triaty Handayani; Nurheni Wijayanto; Arum Sekar Wulandari
Jurnal Silvikultur Tropika Vol. 9 No. 2 (2018): Jurnal Silvikultur Tropika
Publisher : Departemen Silvikultur, Fakultas Kehutanan dan Lingkungan, Institut Pertanian Bogor (IPB)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/j-siltrop.9.2.144-150

Abstract

Agroforestry system has been considered as one of the effective ways of the plantation for increasing a production and securing the environment as well as plays an important role in the social and economic development. Mindi development has been widely practiced in community forests but the agroforestry system is only limited to local knowledge obtained from old generation. This causes the people's forests to tend to be unable to survive due to the demands of the people's food needs. Arrowroot (Maranta arundinacea L.) had an important crop as a potential source of food and substitute for wheat flour and potential to be planted under Mindi trees (Melia azedarach L.) which had also potential as an alternative tree planting for the community forest. This research was aimed to 1) analyze the growth of Mindi trees and the productivity of arrowroot under mindi trees compared to monoculture system, 2) analyze the nutrient content of arrowroot under mindi trees compared to monoculture system. The experiment used a complete randomized design (CRD) with the agroforest under mindi trees and monoculture system as a factor. The result of growth in mindi showed that there is no significant difference in height, diameter, and canopy variable in agroforestry and monoculture plantation system while the root variable had significant difference among agroforestry and monoculture system. The physicochemical and nutrients content of arrowroot were diverse whereas there is no significant difference between the two system tested.Keywords: agroforestry, growth, productivity, fisikokimia, soil nutrient
Pertumbuhan Sengon dan Produksi Padi Gogo pada Taraf Pemupukan P yang Berbeda dalam Sistem Agroforestri Derie Kusuma Budi Ningrum; Nurheni Wijayanto; Arum Sekar Wulandari
Jurnal Silvikultur Tropika Vol. 10 No. 1 (2019): Jurnal Silvikultur Tropika
Publisher : Departemen Silvikultur, Fakultas Kehutanan dan Lingkungan, Institut Pertanian Bogor (IPB)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/j-siltrop.10.1.1-6

Abstract

Agroforestry of upland rice (Oryza sativa L.) and sengon tree (Paraserianthes falcataria) could increase the growth of sengon trees; however, it would also increase the percentage of empty grain due to shade from the tree. Fertilization with P is expected to increase plant height, grain weight and weight of straw of upland rice and growth of sengon tree. The aim of this research is to analyze the growth and production of sengon and upland rice with agroforestry and P fertilizer application. Application in cultivation of upland rice using split-split plot design. The main plot is agroforestry and monoculture, subplot of Sintanur and Situ Bagendit varieties and split-split plot of P fertilization consisting of 4 levels, namely: P 0 = 0 g / plant, P50 = 3 g / plant, P100 = 6 g / plant and P150 = 9 g / plant. The application of P fertilizer showed that P 100% had high production on Sintanur varieties with monoculture. Agroforestry system can increase the growth of sengon plants.Keywords: agroforestry, P fertilizer, sengon, upland rice.
Morfologi Dan Mutu Fisik Benih Kenanga (Cananga odorata (Lam.) Hook.f. & Thomson forma genuina) Arum Sekar Wulandari; Ferawati Oktia Nurhayani
Jurnal Silvikultur Tropika Vol. 10 No. 2 (2019): Jurnal Silvikultur Tropika
Publisher : Departemen Silvikultur, Fakultas Kehutanan dan Lingkungan, Institut Pertanian Bogor (IPB)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/j-siltrop.10.2.95-99

Abstract

Cananga is one of the forestry plant that has high economic value and benefits. The provision of high-quality seed is necessary for establishy cananga plantation. The aim of this study was to observe the fruit morphology and analyze the physical quality of cananga seeds. This research method consisted of (1) morphological observation of seed (fruit size, number of seeds per fruit, and their correlation); (2) physical quality testing of seed (the weight of 1 000 seeds and seed moisture content). The observations showed that the fruit length were 7.40-27.5 mm, width 0.43-16.63 mm and weight 0.36-2.88 grams. The size of fruit have significant effect on the number of seeds in the fruit, there are 1-12 seeds in one cananga fruit. There are approximately 16 000 seeds in 1 kg of cananga seed. Seed moisture content of fruit that taken from tree (51.20-59.20%) is higher than seed water content of fruits that fall due to ripe physiologically (34.57-37.82%). Key words: cananga, morphological, physical quality, seed
Respon Fisiologi Mindi (Melia azedarach L.) dan Kedelai (Glycine max (L.) Merrill) dalam Agroforestri Secara Organik Arum Sekar Wulandari; Aditya Wardani; Nurheni Wijayanto
Jurnal Silvikultur Tropika Vol. 11 No. 1 (2020): Jurnal Silvikultur Tropika
Publisher : Departemen Silvikultur, Fakultas Kehutanan dan Lingkungan, Institut Pertanian Bogor (IPB)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/j-siltrop.11.1.11-17

Abstract

Mindi is one of commercial tree species for its timber. Sustainable management of mindi community forest can be obtained by inter-planting the trees with agricultural crop such as soybean. This study aimed to analyze physiological respond of mindi and soybean, which were planted in an organic agroforestry system. The research was done in Conservation Unit for Medicinal Plants at Cikabayan, Bogor Agricultural University (IPB). The first study was about the growth of mindi saplings in monoculture and agroforestry systems (with soybean). The experiment used completely randomized design (CRD). The second study was about the growth of soybean in monoculture and agroforestry systems (with mindi), and used split-plot design. The result show that nutrient uptake of N, P, and K in agroforestry system was higher than in monoculture. The increase of nutrient content in agroforestry system led to the higher increase of growth dimensions of mindi tree than the ones in monoculture. The content of soybean chlorophyll planted in agroforestry system was higher than the ones in monoculture. Soybean in agroforestry system had higher nutrient uptake of N, P, and K compared to the ones in monoculture. Soybean productivity in monoculture system showed higher result than the ones in agroforestry. Keywords: chlorophyll, monoculture, root, tree dimension, varieties
Analisis Pertumbuhan dan Produksi Kedelai yang Diberi Perlakuan dengan Ekstrak Sentang (Azadirachta excelsa (Jack)) dan Mindi (Melia azedarach L.) Rummi Azahra Gumilar; Nurheni Wijayanto; Arum Sekar Wulandari
Jurnal Silvikultur Tropika Vol. 11 No. 3 (2020): Jurnal Silvikutur Tropika
Publisher : Departemen Silvikultur, Fakultas Kehutanan dan Lingkungan, Institut Pertanian Bogor (IPB)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/j-siltrop.11.3.163-169

Abstract

Allelopathy interaction can occur between A. excelsa or M. azedarach with soybean plants which is planted as intercrops in agroforestry system. The objectives of this study were to analyze the effect of root, leaf, and twig ectracts of A. excelsa and M. azedarach on growth and production of soybean. This study was conducted in open fields using a split-split plot design inside randomized block design. The main plot was the plant species as extract materials consisted of Azadirachta excelsa and Melia Azedarach. The subplot was the part of the plant consisted of root, leaf, and twig. Sub-subplot was the concentration of the extract consisted of four levels, 0% (control), 1.25%, 2.5%, and 5%. Each treatment was repeated for 3 time. Result of this study showed that the root, leaf and twig extracts of A. excelsa and M. azedarach did not give significant effect to the height growth, dry weight, as well as soybean production. Key words: agroforestry, allelopathy, growth, production
Analisis Pertumbuhan Tanaman Restorasi di Taman Nasional Matalawa Suyogia Nur Azis; Nurheni Wijayanto; Arum Sekar Wulandari
Jurnal Silvikultur Tropika Vol. 11 No. 3 (2020): Jurnal Silvikutur Tropika
Publisher : Departemen Silvikultur, Fakultas Kehutanan dan Lingkungan, Institut Pertanian Bogor (IPB)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/j-siltrop.11.3.170-176

Abstract

Ecosystem restoration in Matalawa National Park is an effort to restore the condition of the forest so as to achieve the function of forest to maintain biodiversity. This research aims to analyze the biophysical influence against growth of plant restoration. The research was conducted in Manurara, Taman Mas, Tangairi and Waimanu. The object of the research consists of adinu plant (Melochia umbellata), cimung plant (Timonius timon), kihi plant (Canarium acutifolium), langaha plant (Planchonia valida) and mara plant (Tetrameles nudiflora). The experiment was analyzed by pearson correlation coefficient (r) and t test. The results showed biophysical environmental factors have a very strong relationship with the growth of restoration plants in Matalawa National Park is phosphorus, CEC, pH and altitude of site. Besides, the growth of adinu plant is higher than other plants in open area conditions. Keywords: biophysical, characteristics of plant species, forest restoration, national park
Studi Teknik Tradisional Budidaya dan Produksi Kenanga Jawa (Cananga odorata f. macrophylla) di Blitar Hariadi Propantoko; Irdika Mansur; Arum Sekar Wulandari
Jurnal Silvikultur Tropika Vol. 11 No. 3 (2020): Jurnal Silvikutur Tropika
Publisher : Departemen Silvikultur, Fakultas Kehutanan dan Lingkungan, Institut Pertanian Bogor (IPB)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/j-siltrop.11.3.177-182

Abstract

Java kenanga or kenanga (Cananga odorata f. macrophylla) is a tropical and sub-tropical tree species that grows naturally in Indonesia and produces essential oil. This species has been cultivated in the past by community in Indonesia, mainly on their yard. The population of kenanga has decreased significantly, but in Blitar district the community is still doing cultivating the species although in a small scale. The purpose of this research is to observe the cultivation efforts by the community and also kenanga flower production in Blitar district. This research was conducted by interviewing farmers and observation of kenanga trees in the field. The results showed that cultivation efforts being made to improve the production of kenanga flower is by pruning, fertilizing, flowering routine and retrieval or emoval of kenanga fruit. The average kananga flower production reached 381 kg / year / tree in the age group above 11 years. Factors that affect flower production were tree age (years), total tree height (m), diameter at breast height (cm) and the width tree canopy (m2). The most significant factors affecting flower production were tree diameter and width of tree canopy. Cultivation efforts being made to improve the production of kenanga flower is by pruning, fertilizing, flowering routine and retrieval or removal of kenanga fruit. Keywords: Cananga odorata f. macrophylla, essential oil, cultivation, Blitar