scholarly journals Effectiveness of using the dose of mycorrhiza bio-fertilizers to increase growth and production of red paprika (Capsicum annum L.) in Ultisol Aceh

2021 ◽  
Vol 922 (1) ◽  
pp. 012022
Author(s):  
S Syafruddin ◽  
S Syakur ◽  
Jumini ◽  
I Sulaiman

Abstract Using dose mycorrhizal bio-fertilizers can spur the growth and production of red paprika (Capsicum annum L.) on Ultisol Aceh. Besides that, it can also increase root colonization by mycorrhizal and P2O5 uptake, which red paprika plants need to produce high growth and yield. The purpose of this research was to study the effect of dose bio-fertilizer mycorrhizal on the growth and production of red paprika in Ultisols Aceh. The research was arranged by a non-factorial randomized block design with three replications. The investigated factor was the dose of bio-fertilizer mycorrhizal from local specific strain mixing between Glomus mosseae and Gigaspora sp. The dose of the mycorrhizal bio-fertilizer used was control (without mycorrhizal) of each plant, 5, 10, and 15 gram. The observed parameters were plant height and stem diameter of red paprika at 15, 30, and 45 days after transplanting; additionally, the parameter of red paprika production was observed at 125 days after transplanting and P2O5 uptake and root colonization by mycorrhizae at 60 days after transplanting. The results showed that the best dose of mycorrhizal bio-fertilizers on growth and production, root colonization, P2O5 uptake was found in the treatment of doses of 10-gram mycorrhizal bio-fertilizer for each plant.

2020 ◽  
Vol 4 (1) ◽  
pp. 108-117
Author(s):  
Rahmat Fitra Yandi Nasution ◽  
Syamsuddin Syamsuddin ◽  
Syafruddin Syafruddin

Abstrak. Penelitian ini bertujuan untuk mengetahui pengaruh jenis mikoriza, varietas dan interaksi jenis mikoriza dan varietas terhadap pertumbuhan dan hasil tanaman cabai pada tanah Incepticol. Penelitian ini dilaksanakan di Kebun Percobaan Iesuum Krueng Raya Aceh Besar, Rumah Kaca dan Laboratorium Fisiologi Tumbuhan Fakultas Pertanian Universitas Syiah Kuala Darussalam Banda Aceh dari bulan Mei sampai September 2018. Analisis data yang digunakan dalam penelitian ini adalah Rancangan Acak Kelompok (RAK) pola faktorial 3 x 2 dengan 3 ulangan. Faktor yang diamati dalam penelitian ini adalah jenis mikoriza dan varietas. Jenis mikoriza yang digunakan adalah Glomus mosseae, Gigaspora sp dan Campuran serta varietas yang digunakan adalah varietas Lado F1 dan Perintis. Hasil penelitian ini menunjukan jenis mikoriza berpengaruh nyata pada tinggi tanaman 30 dan 45 HSTdan jumlah cabang produktif. Jenis mikoriza terbaik terdapat pada jenis mikoriza campuran (Glomus mosseae dan Gigaspora sp). Pada varietas berpengaruh sangat nyata terhadap tinggi tanaman 15,30 dan 45 HST, diameter batang 30 dan 40 HST dan jumlah cabang produktif serta berpengaruh nyata pada diameter batang 45 HST. Jenis varietas terbaik terdapat pada varietas Lado. Interaksi antara jenis mikoriza dan jenis varietas berpengaruh sangat nyata terhadap tinggi tanaman 30 HST dan jumlah cabang produktif serta berpengaruh nyata pada diameter batang 30 HST.Interaksi antara jenis mikoriza dan varietas terbaik tedapat pada jenis mikoriza campuran (Glomus mosseae dan Gigaspora sp) dengan varietas Lado F1.The Effect of Mycorrhizal Types on the Growth of Some Chili Varieties in Incepticol Soil Krueng Raya Aceh BesarAbstract. This research aims to determine the effect of type of mycorrhiza, varieties, and interactions of mycorrhiza and varieties types on the growth and yield of chili plants on the Inceptisol land. This research was carried out at the Krueng Raya Iesuum Experimental Garden in Aceh Besar, greenhouse and laboratory of plant physiology, Faculty of Agriculture of Syiah Kuala University, Darussalam, Banda Aceh from Mei to September 2018. The analysis of data used in this study was Randomized Block Design -Factorial 3x2 with 3 replications. The factors observed in this research were the type of mycorrhiza and varieties. Types of mycorrhiza used are Glomus mosseae, Gigaspora, and the combination. Varieties used are Lado F1 and Perintis. The result of this research showed that types of mycorrhiza take effect significantly on plant height 30 dan 45 DAP and productive branch numbers. The mixed of mycorrhiza gives the best result on growth and yield of chili plant. The varieties of chili plants highly significant take effect on plant height 15, 30 and 45 DAP, stem diameter 30 and 40 HST and productive branch numbers and significantly affect on stem diameter 45 DAP. Lado F1 gives the best result on growth and yield. The interactions of mycorrhiza and varieties type highly significant take effect on plant height 30 HST and productive branch number and significantly take effect on stem diameter 30 HST. The combination of mixed mycorrhiza and Lado F1 treatment gives the best result on growth and yield of chili plants. 


2021 ◽  
Vol 4 (1) ◽  
pp. 1-12
Author(s):  
Elisabeth Sri Pujiastuti ◽  
Ferlist Rio Siahaan ◽  
Yanto Raya Tampubolon ◽  
Juli Ritha Tarigan ◽  
Susana Tabah Trina Sumihar

Introduction: This research was conducted to determine the effect of several types of local microorganism solutions and manures on the growth and yield of peanut and their impact on the physical properties of ultisols. Materials and Methods: The researches was conducted in Simalingkar B, Medan using Factorial Randomized Block Design within three replications. The first factor was types of microbe sources of local microbial solutions, include un-treated waste (M0), pineapple (M1), orange (M2), and tamarillo (M3) wastes. The second factor was manure types, inluce un-treated manure (P0), chicken (P1), cow (P2), and goat (P3) manures. The parameters were: soil physical characteristics (bulk density, water content and total of pore space), plant height, stem diameter, number of pods, and dry seeds yield. Results: The types of local microorganism solutions only affect to plant height of peanut, but has insignificant effect on the physical properties of ultisols, and stem diameter, the number of filled pods.plant-1, and the dry seeds yield.ha-1 of peanut. The types of manure had significantly effected on plant height and number of filled pods.plant-1, but had insignificant effect on stem diameter, dry seeds yield.ha-1 and the physical properties of ultisols. The interaction of MOL sources and manure did not significantly affect the growth and yield of peanut as well as the physical properties of ultisols. Orange MOL and chicken manure could be increase the plant height of peanut by 18.61% and 6.75%, respectively, compared to un-treated. Goat manure showed the highest number of pods.plant-1 by 6.32% compared to un-treated.


2020 ◽  
Vol 2 (1) ◽  
Author(s):  
Bagus Santoso ◽  
Amarullah Amarullah ◽  
Dwi Santoso

ABSTRACT  Chili Plants (Capsicum annum L.) originating from the tropics and subtropicsAmericas, especially Colombia, South America, and continue to spread to Latin America. Evidence of chili cultivation was first discovered in Peru's historical siteand leftover seeds that are more than 5000 years old BC in a cave in Tehuacan, Mexico. The spread of chili to the whole world including countries in Asia, like Indonesia carried out by Spanish and Portuguese traders. The purpose of this study was to determine the effect of electromagnetic radiation on the growth and yield of red chilies in the city of Tarakan.This research was conducted from September 2018 to January 2019, at the screen house of the Faculty of Agriculture, Borneo Tarakan University. This study was prepared using factorial Randomized Block Design (RBD) with 5 treatments repeated 5 times. The factors studied were large electromagnetic radiation 56 microtesla with exposure time (P0) 0 minutes, (P1) 20 minutes, (P2) 40 minutes, (P3) 60 minutes, (P4) 80 minutes. Observation parameters; plant height, number of leaves, leaf length, leaf width, stem diameter and number of branches. Analysis of variance using variance ANOVA with a confidence level of 95% and if it is significantly different it will be continued with DMRT further testing.The results of the study show that: 1) Observation parameters that showed statistically significant differences were parameters of plant height, number of branches and number of leaves while parameters that did not show different results were parameters of leaf length, leaf width and stem diameter., 2) The best treatment for each observation parameter is P2 treatment (exposure to electromagnetic radiation for 40 minutes), and the lowest treatment is treatment P0 (without exposure to electromagnetic radiation). Suggestions from this study should be carried out further research on the use of electromagnetic radiation in the vegetative phase until the results of red chili plants (Capsicum annum L.)Keywords: chili, electromagnetics radiation, Randomized Block Design  ABSTRAK Tanaman cabai (Capsicum annum L.) berasal dari dunia tropika dan subtropika Benua Amerika, khususnya  Colombia, Amerika Selatan, dan terus menyebar ke Amerika Latin. Bukti budidaya cabai pertama kali ditemukan dalam tapak galian sejarah Peru dan sisaan biji yang telah berumur lebih dari 5000 tahun SM di dalam gua di Tehuacan, Meksiko. Penyebaran cabai ke seluruh dunia termasuk negara-negara di Asia, seperti Indonesia dilakukan oleh pedagang Spanyol dan Portugis. Tujuan dari penelitian ini adalah untuk mengetahui pengaruh radiasi elektromagnetik terhadap pertumbuhan dan hasil tanaman cabai merah di kota Tarakan. Penelitian ini dilaksanakan pada tahun 2018, di screen house Fakultas Pertanian Universitas Borneo Tarakan. Penelitian ini disusun dengan menggunakan Rancangan Acak Kelompok (RAK) faktorial dengan 5 perlakuan diulang sebanyak 5 kali. Faktor yang diteliti yaitu besar radiasi elektromagnetik 56 mikrotesla dengan lama pemaparan (P0) 0 menit, (P1) 20 menit, (P2) 40 menit, (P3) 60 menit, (P4) 80 menit. Parameter pengamatan; tinggi tanaman, jumlah daun, panjang daun, lebar daun, diameter batang dan jumlah cabang. Analisis ragam menggunakan sidik ragam Anova dengan tingkat kepercayaan 95% dan apabila berbeda nyata maka akan dilanjut dengan uji lanjut DMRT. Hasil penelitian menunjukkan bahwa: 1) Parameter pengamatan yang menunjukkan hasil berbeda nyata secara statistik adalah parameter tinggi tanaman, jumlah cabang dan jumlah daun sedangkan parameter yang tidak menunjukkan hasil yang berbeda nayata adalah parameter panjang daun, lebar daun dan diameter batang, 2) Perlakuan terbaik untuk setiap parameter pengamatan adalah perlakuan P2 (pemaparan radiasi elektromagnetik selama 40 menit), dan perlakuan terendah adalah perlakuan P0 (tanpa pemaparan radiasi elektromagnetik). Saran dari penelitian ini sebaiknya dilakukan penelitian lanjutan mengenai penggunaan radiasi elektromagnetik pada fase vegetatif sampai hasil tanaman cabai merah (Capsicum annum L.)Kata kunci : cabai merah, radiasi elektromagnetik, Rancangan Acak Kelompok


2020 ◽  
Vol 5 (2) ◽  
pp. 101-110
Author(s):  
Ahmad Mizan Matondang ◽  
Jumini Jumini ◽  
Syafruddin Syafruddin

Abstrak. Penelitian ini bertujuan untuk mengetahui pengaruh jenis dan dosis pupuk hayati mikoriza yang tepat terhadap pertumbuhan dan hasil tanaman cabai merah pada tanah Andisol Lembah Seulawah Aceh Besar. Penelitian ini dilaksanakan di Kecamatan Lembah Seulawah, Kabupaten Aceh Besar,  Rumah Kaca, Laboratorium Ilmu dan Teknologi Benih dan Laboratorium Fisiologi Tumbuhan Fakultas Pertanian Universitas Syiah Kuala, Darussalam Banda Aceh yang berlangsung sejak bulan Mei sampai dengan Oktober tahun 2019. Analisis data yang digunakan dalam penelitian ini adalah Rancangan Acak Kelompok pola Faktorial dengan kombinasi 3 x 3 dengan 3 ulangan sehingga didapat 9 kombinasi perlakuan dan mencakup 27 unit percobaan. Faktor yang diteliti yaitu  jenis pupuk hayati mikoriza yang terdiri dari 3 taraf yaitu Glomus mosseae, Gigaspora sp. dan Campuran (Glomus mosseae dan Gigaspora sp.) dan dosis mikoriza yang terdiri dari 3 taraf yaitu 5, 10 dan 15 g per tanaman dan dilanjutkan dengan uji lanjut Beda Nyata Terkecil pada taraf 5%. Hasil penelitian menunjukkan bahwa perlakuan jenis mikoriza berpengaruh sangat nyata terhadap parameter diameter batang 15 HSPT dan panjang buah serta berpengaruh nyata pada tinggi tanaman 15 HSPT, diameter batang 45 HSPT, jumlah cabang produktif, berat buah, persentase kolonisasi mikoriza dan potensi hasil. Perlakuan jenis mikoriza dari pertumbuhan dan hasil tanaman cabai terbaik dijumpai pada jenis mikoriza campuran. Pada perlakuan dosis mikoriza berpengaruh sangat nyata terhadap parameter tinggi tanaman 30 dan 45 HSPT, diameter batang 30 HSPT, jumlah cabang produktif, berat basah tanaman, berat kering tanaman, berat basah akar, berat kering akar, berat buah, panjang buah, jumlah buah, persentase kolonisasi akar dan potensi hasil serta berpengaruh nyata pada diameter batang 45 HSPT. Perlakuan dosis mikoriza dari pertumbuhan dan hasil tanaman cabai terbaik dijumpai pada dosis mikoriza 10 g per tanaman. Terdapat interaksi yang nyata antara perlakuan jenis dengan dosis mikoriza terhadap jumlah cabang produktif tanaman cabaiEffect of Mycorrhizal Biofertilizer Type and Dosage Against Growth and Yield of Chilli (Capsicum annuum L.) on Andisol Soil Valley in Aceh BesarAbstract. This research aims to understand the type and doses of fertilizer biological mycorrhiza on growth and crop yield on the ground chili in the Andisol Seulawah valley Aceh Besar. This research was conducted in the Seulawah valley district of Aceh Besar, Greenhouse The Science and Technology Seeds and Laboratory of Plant Physiology, Syiah Kuala University Faculty of Agriculture Banda Aceh Darussalam held since october 2019. Data analysis used in this study is the random groups (shelf) factorials patterns by a combination with 3 x 3 test until they reached 9 combination treatment and 27 unit experiment. The research of fertilizer biological mycorrhiza consisting 3 kinds of standard that were Glomus mosseae, gigaspora sp. And blend (Glomus mosseae and gigaspora sp.) and dosage mycorrhiza consisting of 3 standard that were 5, 10, 15 g / plant and continued with the Smallest Significant Difference  test at the 5% level . The results of this research were the treatment of mycorrhiza type had a very significant effect on plant height parameters stem diameter 15 DAP and fruit length and this research had a significant effect on plant height parameters 15 DAP, stem diameter 45 DAP, number of productive branches, fruit weight, percentage of root colonization and yield potential. The best mycorrhiza treatment of growth and yield of chili plants is found in mixed mycorrhiza types. In the treatment of dosage has a very significant effect on plant height parameters 30 and 45 DAP, stem diameter 30 DAP, number of productive branches, plant fresh weight, plant dry weight, root fresh weight, root dry weight, fruit weight, length fruit, number of fruits, percentage of root colonization and yield potential. The best mycorrhiza dose treatment of chili growth and yield was found on mycorrhiza dose of 10 g per plant. The interaction between the treatment of mycorrhiza types and dosage have a very significant on number of productive branches. 


Akta Agrosia ◽  
2018 ◽  
Vol 21 (2) ◽  
pp. 61-66
Author(s):  
Widodo Widodo ◽  
Anastasia M.L. Sinambela ◽  
Bilman W Simanihuruk

Soil fertility decline as a result of the use of inorganic fertilizers. Tithonia diversifolia is an green manure and EM4 is a mixture of beneficial microorganisms.  Application of Tithonia and EM4 on sweet corn is an effort to replace the use of inorganic fertilizers. This study aims to obtain the interaction in application of Tithonia and EM4, to compare at different doses of green manure Tithonia, and  to compare on the application of multiple doses of different EM4.  Completely Randomized Block Design is used which consist of two factors. The first factor is the dose of  Tithonia consisting of: 0 tons ha-1, 10 tons ha-1, 20 tons ha-1 and 30 ton ha-1.  The second factor is the dose EM4 comprising: 0 ml L-1, 10 ml L-1 and 20 ml L-1 of water. The results showed that Tithonia diversifolia and EM4 have no effect on the growth and yield of sweet corn. Tithonia diversifolia of 30 tons ha-1 provide the highest plant height and the highest number of leaves and and the largest stem diameter and the highest level of leaf greenish. There is a tendency on the ascending EM4 dosage, will increase the average plant height, leaf number, stem diameter and leaf greenish level. Keywords:Tithonia, EM4, sweet corn. 


2020 ◽  
Vol 3 (4) ◽  
pp. 16-25
Author(s):  
Fathul Rizal ◽  
Bakhtiar Bakhtiar ◽  
Jumini Jumini

Abstrak. Penelitian ini bertujuan untuk mengetahui pengaruh dosis ampas tahu dan konsentrasi pupuk agrobost serta interaksi antara terhadap pertumbuhan dan hasil tanaman jagung manis. Penelitian ini dilaksanakan di Kebun Percobaan dan Laboratorium Fisiologi Tumbuhan Fakultas Pertanian Universitas Syiah Kuala Banda Aceh pada bulan Januari sampai April 2018. Rancangan yang digunakan adalah Rancangan Acak Kelompok pola faktorial 4 x 3 dengan 3 kali ulangan. Faktor pertama adalah dosis ampas tahu dan faktor kedua adalah konsentrasi pupuk Agrobost. Peubah yang diamati yaitu tinggi tanaman, diameter batang, panjang tongkol berkelobot, panjang tongkol tanpa kelobot, berat tongkol berkelobot, berat tongkol tanpa kelobot dan potensi hasil. Hasil penelitian menunjukkan bahwa dosis ampas tahu berpengaruh sangat nyata terhadap tinggi tanaman 45 HST, diameter batang umur 30 HST dan 45 HST, panjang tongkol berkelobot, tanpa kelobot, berat tongkol berkelobot dan tanpa kelobot, potensi hasil berkelobot dan tanpa kelobot, berpengaruh nyata terhadap tinggi tanaman 15 HST dan 30 HST serta diameter batang 15 HST. Perlakuan konsentrasi pupuk Agrobost berpengaruh sangat nyata terhadap diameter batang 30 dan 45 HST, panjang tongkol berkelobot, panjang tongkol tanpa kelobot, berat tongkol berkelobot, berat tongkol tanpa kelobot, potensi hasil berkelobot dan potensi hasil tanpa kelobot. Namun tidak berpengaruh nyata terhadap tinggi 15 dan 45 HST serta diameter 15 HST. Tidak terdapat interaksi yang  nyata antara dosis ampas tahu dan konsentrasi pupuk Agrobost terhadap semua peubah  pengamatan.  Perlakuan dosis ampas tahu 10, 20 dan 30 ton/ha  memberikan pertumbuhan dan hasil jagung  manis yang sama baiknya, namun dari segi ekonomis 10 ton/ha lebih efektif untuk digunakan. Perlakuan pupuk agrobost yang lebih baik di jumpai pada konsentrasi 15 ml/l air yang memberikan pertumbuhan dan hasil jagung manis dibandingkan dengan kontrol dan 30 ml/l air.Kata kunci : Ampas Tahu, Agrobost, Jagung ManisEfect of Dosage Tofu Dregs and Agrobost Fetilezer to Growth and Yield of Sweet Corn Crops Zea mays saccharat Sturt.Abstrack. This research was conducted to know wheter the effect of dosage tofu dregs and agrobost fertilizer consentration and interaction between both of it to growth and yield of sweet corn crops. This research did at. Experimental Farm and Plant Phaysiology Laboratory of Syiah Kuala University, Banda Aceh, on January to April 2018. The design was used  Randomized Block Design (RBD) 4 x 3 factorial pattern with 3 times repeated. The first factor was dosage of tofu dregs (D) and the second factor was agrobost consentration (T). The observed variables were plant height, stem diameter, length of cob weighted, length of cob without weighted, weight of cob weighted, weight of cob weight without weight and yield potential. The results showed that dosage of tofu dregs very significant effect on plant height of 45 DAP, stem diameter of 30 DAP and 45 DAP, length of cob weighted, length of cob without weighted, weight of cob weighted and weight of cob without weighted, yield potency of cob weighted and yield potency of cob without weighted. The significant effect on  plant height of 15 DAP and 30 DAP and stem diameter of 15 DAP. Agrobost fertilizer concentration was very significant effect on stem diameter of 30 and 45 DAP, length of cob weighted, length of cob without weighted, weight of cob weighted, weight of cob without weighted, yield potency of cob weighted and yield potency without weighted. However, no significant effect on the plant height of  15 and 45 DAP and the diameter of 15 DAP. There were no interaction between dregs of tofu and Agrobost fertilizer concentration on all observation parameters. The treatment of  dregs tofu 10, 20 and 30 tons/ha the same growth and yield of sweet corn, but terms of economical 10 tons/ha is more effective to use. The treatment of agrobost fertilizer  was found better at concentration of 15 ml/l water which gave growth and sweet corn yield compared to the control and 30 ml/l water.Keyword: Dregs of Tofu, agrobost, Sweet Corn 


2013 ◽  
Vol 3 (2) ◽  
pp. 152-158
Author(s):  
Fahrudin Fahrudin ◽  
Mahdiannoor Mahdiannoor

       Cayenne pepper or chilli is a fruit vegetable crops needed by the whole society as a flavoring food and medicine. In general, chilli plants can be grown in all types of soil and grow best when growing conditions are met, but the best is in the lowland soil containing sand with good porosity. This study aimed to know (i) the growth and yield response of cayenne pepper extending of multiple doses of the chicken manure fertilizer (ii) the best doses of chicken manure fertilizer on the growth and yield chili in red yellow podzolic soil. The experiment was conducted in the Timbun Tulang Village Batu Mandi District Balangan Regency from June - September 2010, using a randomized block design (RBD) a single factor, with repeated 4 times and the combination of experimental units 7 pieces, so for the entire experiment were 28 experimental plots. The results showed that treatment doses of chicken manure droppings significant effect on plant height age 14 day after planting (DAP), significant effect on plant height ages 21 and 28 DAP, age of the plant starts to flower and plant fresh weight chili. The best treatment for high-growth plant ages 14, 21 and 28 DAP, age starts to flower and fruit fresh weight chili crop is treated k5 (1.4 kg chicken manure fertilizer / planting hole).


2020 ◽  
Vol 3 (2) ◽  
pp. 1-16
Author(s):  
Erfan Wahyudi ◽  
Tengku Boumedine Hamid Zulkifli ◽  
Koko Tampubolon ◽  
Razali Razali ◽  
Martin Heryono Panggabean

Introduction: The research was aimed to obtain the dosage of NASA liquid organic fertilizer (LOF), goat manure (GM) and combinations are appropriate to support the growth and yield of wax apple. Materials and Methods: This research was conducted at Payaroba Street, Binjai City, North Sumatra Province from Juni to December 2018. This research used the randomized block design factorial within the first factor was NASA LOF (C0= 0 ml.l-1; C1= 1 ml.l-1; C2= 2 ml.l-1; C3= 3 ml.l-1 in water), and the second factor was GM (K0= 0 kg.polybag-1; K1= 0.5 kg.polybag-1; K2= 1.0 kg.polybag-1; K3= 1.5 kg.polybag-1) using three replications. Parameters were analyzed using the ANOVA and continued with the least significance different at rate of 5%. Results: GM significantly increased the plant height, stem diameter, number of flower, and fruit weight of wax apple along with increasing doses until 1.5 kg.polybag-1 of 11.76%; 16.70%; 12.90%; and 7.55% respectively, and accelerating the flowering of 2.98 days compared to un-treated. The application of NASA LOF significantly increased the plant height, stem diameter, and number of flower by wax apple along with increasing doses until 3 ml.l-1 water by 7.51%; 46.61%; and 11.04%, and accelerating the flowering of 5.16 days compared to un-treated. The combination of NASA LOF at 2 ml.l-1 water and GM at 1.5 kg.polybag-1 significantly increased the stem diameter by 52.89% compared to the control combination. However, it did not show a significant effect on plant height, flowering, number of flower, and fruit weight of wax apple.


2018 ◽  
Vol 2 (1) ◽  
pp. 1-5
Author(s):  
Yulia Alia ◽  
Nerty Soverda ◽  
Ardiyaningsih Puji Lestari ◽  
Miranti Sari Fitriani

Research was aimed to evaluate  performance of new genotypes of soybean selected in shaded environment under rubber stands and compare it with superior soybean varieties. Field experiment was arranged in a simple Randomized Block Design. Treatments comprised five levels namely four soybean genotypes selected in artificial shade and one shade tolerant superior soybean variety as a check. Each treatment was replicated 5 times. Experimental unit was a plot with size 3 m x 2 m  with 100 plant population. Ten plants were used as samples. Observations were made on growth and yield variables. Such variables were plant height, number of branches, and stem diameter, while the observed yield variables included number of pod per plant, 100 seed weight, and seed weight of 10 plants. Observed data were analyzed by Analysis of Variance and continued by Duncan Multiple Range Test at α 5% level to compare the tested genotypes. Results showed that all the tested soybean genotypes gave the same performance with superior varieties of Anjasmoro in terms of stem diameter, number of branches, number of pods per plant, weight of 100 seeds, and seed weight of 10 stems of the plant. The difference was seen in of plant height where the selection genotypes were significantly shorter than  Anjasmoro Variety.


2020 ◽  
Vol 4 (2) ◽  
Author(s):  
Iwandikasyah Putra ◽  
Jasmi Jasmi

Abstract Histosol is an organic soil with a high acidity value (pH 4.5) and low levels of nutrients N, P, and K that is effects to plant growth and yield. This study aims to examine the effect of dolomite and NPK fertilization on the growth and yield of Okra (Abelmoschus esculentus L.) on Histosol soil. This research was conducted in the Experimental Garden of the Faculty of Agriculture, Teuku Umar University, West Aceh. This study used a factorial 4 x 4 randomized block design (RBD) with 3 replications. The factors studied include: 1) Dolomite factor (D) consists of 4 levels, namely: D0= without liming, D1= 22.5 grams/polybag, D2= 45 grams/polybag, D3= 67.5 grams / polybag; 2) NPK fertilizer factor (N) consists of 4 levels, namely: N0= zero NPK fertilizer application, N1= 11.25 gram/polybag, N2 = 18.75 grams/polybag, N3= 26.25 grams/polybag. The results showed that dolomite dose had a very significant effect on plant height, stem diameter and number of leaves of okra plants aged 15, 30, 45 and 60 HST. Very significant effect on the length of the okra fruit aged 73 HST and significant effect on the weight of the fruit age 73 HST, but no significant effect on fruit diameter, number of fruit age and production per hectare (tons) 73 HST. NPK fertilizer has a very significant effect on plant height and stem diameter aged 15, 30, 45 and 60 HST. Very significant effect on fruit length and diameter okra fruit aged 73 HST. Not significant effect on the number of fruits, fruit weight and per hectare production (tons) of okra aged 73 HST. There was no interaction between dolomite and NPK fertilizer from all treatments.Keywords : Histosol, acidity, liming and fertilizing, growth and yield of okra plants


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