scholarly journals PENGARUH MACAM BAHAN TANAM TERHADAP PERTUMBUHAN DAN HASIL TIGA VARIETAS TALAS (Colocasia esculenta L.)

2019 ◽  
Vol 2 (3) ◽  
pp. 122
Author(s):  
Oviaki Zelin ◽  
Hidayat Bambang Setyawan

ABSTRACT The growth and yield of taro plants can be influenced by the planting material used, and the use of improper types of planting material can cause plants to be unproductive according to potential yields. The use of planting materials derived from tubers is expected to increase the yield of taro. This study aims to determine the best type of planting material to increase the yield of taro. The experiments were carried out in the villages of Antirogo, Sumbersari, Jember, East Java with an altitude of ± 89 meters above sea level starting in April 2018 to October 2018. The experiment used a Randomized Block Design (RBD) method with 2 treatment factors. Factor 1 is the type of planting material (B), B1: Bulbs; B2: Puppies; B3: Stolon. Factor 2 is taro variety (V), V1: Green Taro; B2: Brown Taro; B3: Purple Line Green Taro. Each repeated 4 times. The results showed that there was an interaction between the use of different types of planting material and varieties that had an effect on tuber weight per plant. The type of planting material has a significant effect on the number of tillers, leaf area, tuber weight, and tube diameter. Varieties significantly affect all observed variables. The treatment that gave the best results was planting material from tubers (B1) and Purple Line Green taro varieties (V3) with tuber yield per plant 362.58 grams (± 14.5 tons/ha). Keywords: taro, planting material, varieties ABSTRAK Pertumbuhan dan hasil tanaman talas dapat dipengaruhi oleh bahan tanam yang digunakan, dan penggunaan macam bahan tanam yang kurang tepat dapat menyebabkan tanaman tidak produktif sesuai dengan hasil potensial. Penggunaan bahan tanam yang berasal dari umbi diharapkan dapat meningkatkan pertumbuhan dan hasil talas. Penelitian ini bertujuan untuk menentukan macam bahan tanam terbaik untuk meningkatkan pertumbuhan dan hasil talas. Percobaan dilakukan di desa Antirogo, Sumbersari, Jember, Jawa Timur dengan ketinggian ± 89 mdpl dimulai pada bulan April 2018 sampai Oktober 2018. Percobaan menggunakan metode Rancangan Acak Kelompok (RAK) dengan 2 faktor perlakuan. Faktor 1 yaitu macam bahan tanam (B), B1: Umbi; B2: Anakan; B3: Stolon. Faktor 2 yaitu varietas talas (V), V1: Talas Hijau; V2: Talas Coklat; V3: Talas Hijau Garis Ungu. Perlakuan diulang sebanyak 4 kali. Hasil penelitian menunjukkan terdapat interaksi antara penggunaan macam bahan tanam dan varietas yang memberikan pengaruh terhadap bobot umbi per tanaman. Macam bahan tanam berpengaruh nyata terhadap jumlah anakan, luas daun, bobot umbi, dan diameter umbi. Varietas berpengaruh nyata terhadap seluruh variabel pengamatan. Perlakuan yang memberikan hasil terbaik yaitu bahan tanam dari umbi (B1) dan varietas talas Hijau Garis Ungu (V3) dengan hasil bobot umbi per tanaman 362,58 gram (±14,5 ton/ha). Kata kunci : talas, bahan tanam, varietas

Author(s):  
Eni Sumarni ◽  
Noor Farid ◽  
Loekas Soesanto ◽  
Jajang Juansah

Planting potatoes in the tropical lowlands as an effort to reduce the adverse effects of planting in the highlands such as erosion, pests and plant diseases has been carried out and the tubers have been successfully obtained. Planting of potato seeds was carried out with an aeroponic system and climate modification in the root zone cooling environment. Climate modification is carried out at an altitude of 250 m asl and <125 m asl. The stability of the temperature in the aeroponic chamber can be maintained by regulating the time of spraying cold nutrients through the nozzles to the root area. However, the importance of the time to provide nutrition in order to maintain the optimal temperature of the root area in aeroponic systems in the lowlands has not been widely reported scientifically. The purpose of this study was to obtain the appropriate time for nutrition in order to maintain optimal chamber temperature and to have an effect on the growth and yield of potato seeds. The research was conducted in the greenhouse of the Faculty of Agriculture, Jenderal Soedirman University, Purwokerto, Central Java, Indonesia. Height of place <125 m above sea level. The study was conducted from July to September 2017. The factors that were tried in the study were as follows: 1. Length of time for nutrition (T): T1: 2.5 minutes OFF and 15 minutes ON; T2: 5 minutes OFF, 15 minutes ON, T3: 10 minutes OFF, 15 minutes ON, T4: 15 minutes OFF, 15 minutes ON, 2. Varieties (V): V1 (Atlantic), V2 (Granola). Growth parameters observed: plant height, number of leaves, number of tubers, tuber weight. Experiment using a randomized block design with 3 replications. The data were analyzed by F test and continued with Duncan’s Multiple Range Testof 5% level.The results showed that the duration of nutrient administration by setting a timer gave different results on the growth and development of aeroponic plants of potato seeds in the lowlands 125 m above sea level. The duration of nutrition administration 2.5 minutes OFF gave the highest number of tubers and tuber weight compared to the duration of nutrition 5 minutes, 10 minutes and 15 minutes OFF. The number of tubers obtained is 7.3 tubers / plant with boto an average of 2 mg. The duration of nutrition is 5 minutes, 10 minutes and 15 minutes OFF does not produce tubers.


Author(s):  
Pramono Hadi Hadi

ABSTRACT            This study aims to determine the effect of bio slurry and cutting of seed tubers on the growth and yield of shallot plants in the Dukuh Kepoh Food and Horticultural Garden, Tohudan Village, Colomadu District, Karanganyar Regency with a height of ± 105 m above sea level, from April until June 2020.          This study used a factorial method with a complete randomized block design (RAKL), consisting of two treatment factors, while the two treatment factors with 12 treatment combinations, each treatment was repeated (3) times. The first treatment, the concentration of bio slurry (S) which consists of 4 levels, namely (S1: Bio slurry 0 ml / l, S2: Bio slurry 50 ml / l, S3: Bio slurry 100 ml / l, S4: Bio slurry 150 ml / l). The second treatment was cutting the seed tubers (P), which consisted of three levels (P1: Cutting 1/4 part of seed tubers, P2: Cutting 1/3 parts of seed tubers, P3: Cutting 1/2 parts of seed tubers).         The results showed that the treatment with bio slurry (S) had no significant effect on all observed parameters. Treatment by cutting seed tubers (P) had a very significant effect on plant height, weight of fresh tubers per plant, weight of fresh tubers per plot and had a significant effect on the number of fresh tubers per plant, but had no significant effect on the number of tubers per plot and weight of fresh stems. The combination between the treatment of bio slurry and cutting of seed tubers (SxP) did not significantly affect all observed parameters, The highest yield of fresh tubers per plot was obtained in treatment (S2P2) with a yield of 800.00 g, while the lowest tuber weight per plot was obtained in treatment ( S1P3) with a yield of 433.33 g.   Keywords: shallot, bio-slurry, seed tuber cutting    


AgriPeat ◽  
2019 ◽  
Vol 18 (01) ◽  
pp. 1-9
Author(s):  
Admin Journal

                                                                                                                                       ABSTRACTThis research was aimed to investigate the effect of mulch type and gandasil-B fertilizer on the growth and yield of chili pepper (Capsicum frutescens L.) on inland peat soil. The method used in this research was two-factor Randomized Block Design with split plot arrangement and three replications. The main plot was the mulch type which consists of three treatments, namely: control, cogon grass and silver-black plastic mulch, and as sub plot was the dose of gandasil-B which consists of four 4 levels, namely: 0, 1, 2, and 3 g L-1 water. Results showed that the interaction between different types of mulch and gandasil-B fertilizer only had significant effect on the diameter of the stem, the number of productive branch, the number of fruit per plant, and the weight of fruit per plant. The utilization of silver-black plastic mulch and gandasil- B fertilizer at the concentration of 3 g L-1 water showed more number of productive branch (14.00 branches) and number of fruit (151.17 fruits) per plant and the weight of fruit (166.52 g) per plant was significantly higher.Keywords : Mulch, cogon grass, silver-black plastic, Gandasil-B, inland peat soil                                                                                                                                       ABSTRAKPenelitian ini bertujuan untuk mengetahui pengaruh jenis mulsa dan pupuk gandasil-B terhadap pertumbuhan dan hasil tanaman cabai rawit (Capsicum fruestescens L.) pada tanah gambut pedalaman. Percobaan ini menggunaakan Rancangan Acak Kelompok (RAK) disusun secara split plot dengan dua faktor perlakuan dan tiga ulangan. Sebagai petak utama, yaitu jenis mulsa terdiri dari tiga jenis, yaitu : kontrol, mulsa alang-alang dan mulsa plastik hitam perak. Sebagai anak petak adalah dosis pupuk Gandasil-B terdiri dari 4 taraf perlakuan, yaitu : 0, 1, 2 dan 3 g L-1 air. Hasil penelitian menunjukkan bahwa interaksi penggunaan jenis mulsa dengan pupuk gandasil-B hanya berpengaruh nyata terhadap diameter batang, jumlah cabang produktif, jumlah buah per tanaman dan berat buah per tanaman. Penggunaan mulsa plastik hitam perak dan pupuk gandasil-B 3 g L-1 air diperoleh jumlah cabang produktif (14.00 cabang) dan jumlah buah (151.17 buah) per tanaman) nyata lebih banyak dan berat buah (166.52 g) per tanaman nyata lebih tinggi.Kata kunci : Mulsa, alang-alang, plastik hitam perak, pupuk gandasil-B, gambut pedalaman


Author(s):  
Irpan Gunawan ◽  
Atak Tauhid ◽  
Isna Tustiyani

<p><em>Cauliflower is one of the vegetables for consumers. The demand for cauliflower was rising so it must be scaled up with fertilizer. The purpose of this study was to study the effect of chicken manure and NPK fertilizer on the growth and yield of cauliflower. The study was conducted in Sukasenang Village, Banyuresmi Sub-district, Garut Regency from July to August 2019. The study used a Randomized Block Design (RBD) in two factors each of the 3 rates with 2 replications. The first factor was the rates of chicken manure which consisted of 0, 10 and 20 tons ha<sup>-1</sup>; the second factor was NPK fertilizer which consists of 0, 100 and 200 kg ha<sup>-1</sup>. The parameter of this research was plant height, number of leaves, leaf area, weight and diameter crud. The results showed that there was no interaction between the chicken manure and NPK fertilizer. The treatment of 20 tons ha<sup>-1</sup> chicken manure affected the variable plant height, the number of leaves and leaf area. The rates of 200 kg ha<sup>-1</sup> NPK fertilizer had affected plant height, number of leaves, weight and diameter crud.</em></p>


2017 ◽  
Vol 4 (1) ◽  
pp. 59
Author(s):  
Yudi Yusdian ◽  
Ridwan Haris

The objective of this research was to study the response on the growth of clove seedling cultivar Zanzibar as the result of using  NPK Phonska fertilizer dosage and liquid organic fertilizer  concentration and to find out the acurate dosage of  NPK Phonska and liquid organic fertilizer  “Getoe”. The experiment was conducted at Kampung Ciherang Desa Gunungtua Kecamatan Cijambe Kabupaten Subang, West Java. The altitude is about 600 m above sea level, the soil type is Ultisol (pH 5,4), the average of rainfall was 1622,10 mm/year and the type of rainfall is C according to Schmidt and Ferrguson (1951). The experiment from March 2014 until June 2014. The experiment was arranged in Randomized Block Design (RBD) consisted of  six treatments, i.e :  A (2,5 g NPK + 0 cc/L of water POC Getoe), B (1,5 g NPK + 2,5 cc/L of water POC Getoe), C (2,0 g NPK + 2 cc/L of water POC Getoe), D (2,5 g NPK + 1,5 cc/L of water POC Getoe), E (3,0 g NPK + 1,0 cc/L of water POC Getoe) and F (3,5 g NPK + 0,5 cc/L of water POC Getoe) and replicated six times respectively. The result of this research showed that combined 2,5 g NPK fertilizer and 1,5 cc Getoe liquid organic fertilizer  concentration  gave the better effect on stem height, leaves of number, leaf area, dry weight of plant and dry weight of root the clove seedling cultivar Zanzibar. 


2020 ◽  
Vol 4 (1) ◽  
pp. 13-23
Author(s):  
Intan Dwi Lestari

This research aimed to determine the effect of spacing on the growth and yield of corn. It was conducted from July to November 2019 at the Experimental Plantation of Cereal Crops Research Institute (BalitSereal), Maros, South Sulawesi. The experimental method used was a randomized block design consisting of 4 treatments: J1= (100 cm x 50 cm) x 20 cm, one seed per hole; J2= (100 cm x 50 cm) x 30 cm, alternating between one seed per hole and two seeds per hole; J3= (100 cm x 50 cm) x 40 cm, two seeds per hole; J4= (100 cm x 50 cm) x 15 cm, one seed per hole. The observed variables were plant height, number of leaves, stem diameter, leaf area index, Anthesis Silking Interval (ASI), length of cob 1 and cob 2, diameter of cob 1 and cob 2, weight of shelled seeds/plant, weight of 100 seeds on cob 1 and cob 2, and production of shelled seeds/hectare. The experimental results showed that plant spacing affected the growth and production of maize. The J3 spacing (100 cm x 50 cm) x 40 cm with two seeds per hole significantly affected the leaf area index and gave the highest average stem diameter. The J2 spacing with (100 cm x 50 cm) x 30 cm with alternating between one seed per hole and two seeds per hole produced the highest production in terms of weight of shelled seeds/plant, weight of 100 seeds and yield of shelled seeds/hectare.


2020 ◽  
Vol 2 (2) ◽  
pp. 98-105
Author(s):  
Made Suarsana ◽  
I Putu Parmila ◽  
Kadek Agus Gunawan

This study aims to determine the effect of the concentration of AB Mix nutrients on the growth and yield of pakcoy plants. This research has been carried out at the agronet house of the Faculty of Agriculture, Panji Sakti University at an altitude of 39 m above sea level (above sea level), in March-May 2019. The experimental design used a single randomized block design (RCBD), namely the concentration of the AB Mix nutrition treatment ( K). Statistical analysis showed that AB Mix nutrient concentration had a very significant effect (p <0.01) on plant height at 14 days after planting, 21 days after planting, 28 days after planting, total wet weight per plant, leaf area per plant, and economic fresh weight per plant. The nutrient concentration of AB Mix 1.2% provides the best growth and yield of pakcoy plants. The higher concentration of AB Mix nutrition given causes the total wet weight per plant to change quadratically Ŷ = -137.83x2 + 325.54x - 88.997 with the coefficient of determination (R2) = 1 so that the optimum concentration = 1.18% and wet weight is obtained maximum total planting = 103,226 grams.Keywords: hydroponics, AB Mix nutrition, pakcoy Penelitian ini bertujuan untuk mengetahui pengaruh konsentrasi nutrisi AB Mix terhadap pertumbuhan dan hasil tanaman pakcoy. Penelitian ini telah dilaksanakan di rumah agronet Fakultas Pertanian Universitas Panji Sakti pada ketinggian tempat 39 m dpl (dari atas permukaan laut), pada bulan Maret -Mei 2019. Rancangan percobaan menggunakan rancangan acak kelompok (RAK) faktor tunggal yaitu perlakuan konsentrasi nutrisi AB Mix (K). Hasil analisis staistik menunjukkan konsentrasi nutrisi AB Mix berpengaruh sangat nyata (p<0,01) terhadap tinggi tanaman pada umur 14 hst, 21 hst, 28 hst, 35 hst, berat basah total per tanaman, luas daun per tanaman, dan berat segar ekonomis per tanaman. Konsentrasi nutrisi AB Mix 1,2% memberikan pertumbuhan dan hasil tanaman pakcoy terbaik. Semakin tinggi konsentrasi nutrisi AB Mix yang diberikan menyebabkan berat basah total per tanaman berubah secara kuadratik yaitu Ŷ= -137,83x2 + 325,54x - 88,997 dengan koefisien determinasi (R2) = 1 sehingga diperoleh konsentrasi optimum = 1,18% dan berat basah total pertanaman maksimum =103,226 gram.Kata kunci: hidroponik, nutrisi AB Mix, pakcoy


GEMA AGRO ◽  
2018 ◽  
Vol 23 (1) ◽  
pp. 24 ◽  
Author(s):  
Petrus Kaliang Lelu ◽  
Yohanes Parlindungan Situmeang ◽  
Made Suarta

This study aims to determine the effect of biochar dosage and compost fertilizer and its interaction on the growth and yield of corn crops. This experiment used a randomized block design (RBD) with a factorial pattern consisting of 2 factors. The first factor was the dose of biochar (B) consisting of 4 levels, namely: 0 ton ha-1 (B0), 5 ton ha-1 (B1), 10 ton ha-1 (B2), 15 ton ha-1 (B3). The second factor is the dosage of compost fertilizer (K) consisting of 2 levels: 0 ton ha-1 (K0), and 20 ton ha-1 (K1). The results showed that the interaction between the treatment of biochar dose and compost fertilizer had no significant effect on all observed variables. Biochar and compost treatment have significant effect to most observed variables, except on leaf area and harvest index have no significant effect. Treatment of biochar with a dose of 10 ton ha-1 gave the highest dry kiln seedlings weight of 7.83 tons increased by 35.60% compared to the lowest dose without biochar of 5.77 tons. Treatment of compost doses of 20 ton ha-1 gave the highest dry seed oven per hectare weight of 7.42 tons increased by 16.60% when compared with the lowest yield on treatment without compost dose as much as 6.37 tons.


2020 ◽  
Vol 4 (2) ◽  
pp. 95-101
Author(s):  
Kadek Adi Mahendra ◽  
Yohanes Parlindungan Situmeang ◽  
Made Suarta

Abstract   This study aims to determine the effect of compost and biochar fertilizer at a dose of 15 tons ha-1 made from livestock manure and its interaction on the growth and yield of red chili plants. This research was conducted in Blahkiuh Village, Abiansemal District, Badung Regency, Bali with an altitude of 400-500 m above sea level. This research was started from February 2020 to July 2020. The design used in this study was a factorial randomized block design (RBD) consisting of 2 factors, namely: chicken compost with 4 levels and biochar 2 levels by testing the types of compost and biochar. The interaction between the treatment effect with the type of compost and the type of chicken biochar had no significant effect on all observed variables. The treatment of compost application had a significant to very significant effect on most of the observed variables, except for the number of leaves, which had no significant effect. The treatment of chicken biochar dosing had a significant to very significant effect on most variables except for the maximum number of leaves and fresh weight per fruit, which had no significant effect. The results showed that the highest fresh fruit weight was obtained in the type of compost given by chicken livestock, namely 1499.56 g or an increase of 46.46% compared to the lowest treatment obtained without compost, namely 1023.85 g. To increase the growth and yield of red chili plants, it is recommended to use compost types of chicken livestock and chicken biochar at a dose of 15 tonnes ha-1 and further research is needed on the provision of biochar and compost types at different locations and types of plants.   Keywords:  compost, biochar, and chili plants.


Author(s):  
Ramal Yusuf ◽  
Abdul Syakur ◽  
Budiatno Budiatno ◽  
Hidayati Mas'ud

Shallot plant is often used as a flavor enhancer and appetite enhancer food. Research on shallotcrop has been done. Application of seaweedsgive a different effect on increasing the productivity and growth of shallots. This study aims to determine the effect of applying different types of seaweed on growth and yield of shallot variety Lembah Palu. This research was conducted at the Green House of Faculty of Agriculture, University of Tadulako from March to May 2016. The study conducted using a randomized block design (RBD).  The treatments: B0 = control, B1 = NPK 0.2 g / pot, B2 = (Cauelerpa sp) 100 ml/pot, B3 = (Sargassum sp) 100 ml/pot, B4 = (Eucheuma cottonii) 100 ml /pot, B5 = Sea lettuce (Ulva sp) 100 ml/pot. there are six treatments, each treatment was replicated four times, so there are 24 experimental units. The results indicatedthat the application of various types of seaweed significant effect on plant height, fresh weight of the plants, the fresh weight of tuber and diameter of the bulb.


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