scholarly journals PENGARUH PEMBERIAN GUANO WALET TERHADAP PERTUMBUHAN DAN HASIL TANAMAN SAWI (Brassica juncea L.)

2019 ◽  
Vol 2 (1) ◽  
Author(s):  
Mardhiana Mardhiana ◽  
Aditya Murtilaksono ◽  
Kapsah Kapsah
Keyword(s):  
Brassica Juncea ◽  
Organic Fertilizer ◽  
Organic Fertilizers ◽  
Growth And Yield ◽  
Average Value ◽  
Bird Droppings ◽  
Randomized Design ◽  
North Borneo ◽  
Wet Weight ◽  
Effect Of Treatment

Abstract North Borneo is one of the largest walet nest producers in Indonesia and can improve the economy of North Borneo. The obstacle faced by walet breeders in North Borneo is walet droppings. Not much research on walet bird droppings, walet droppings is one of the organic fertilizers. The function of organic fertilizer is to increase soil pH and increase soil fertility. Brassica juncea L is a commodity planted by North Borneo farmers. North Borneo has low levels of acidity and fertility. This study aims to see the effect of giving guano walet to the growth and yield of Brassica juncea L.. The study design was a one-factor randomized design and was repeated 5 times. Treatments W0: without  guano walet (control), W1: guano walet 1.25 tons / ha, W2: walet guano walet 2.5 tons / ha, W3: guano walet 5 tons / ha and W4: guano walet 10 tons / ha. Analysis of the data used is ANOVA (Analysis of Variants) 95% confidence level to determine the effect of treatment. If there are parameters that influence it is done by Duncan's test of 5% level. The results of the study were the treatment of W4 gave the highest value and significantly affected the treatment of W0, W1, and W2 but did not significantly affect the treatment of W3 on plant height, leaf number and leaf width parameters. The W4 treatment had the highest average value significantly affected the other treatments on the plant wet weight parameters Key words: Brassica juncea L, organic fertilizer, guano walet, North Borneo Abstrak Kalimantan Utara merupakan salah satu penghasil sarang burung walet terbesar di Indonesia dan dapat meningkatkan perekonomian Kalimantan Utara. Kendala yang dihadapi oleh peternak burung walet di Kalimantan Utara adalah kotoran burung walet. Belum banyak penelitian tentang kotoran burung walet, kotoran burung walet salah satu pupuk organik. Fungsi pupuk organik adalah meningkatkan pH tanah dan menambah kesuburan tanah. Sawi merupakan komoditas yang ditanam oleh petani Kalimantan Utara. Kalimantan Utara memiliki tingkat keasaaman dan kesuburan yang rendah. Penelitian ini bertujuan untuk melihat pengaruh pemberian guano walet terhadap pertumbuhan dan hasil tanaman sawi. Rancangan penelitian adalah Rancangan Acak Kelompok satu faktor dan diulang sebanyak 5x. Perlakauan W0 : tanpa guano walet (kontrol), W1 : guano walet 1,25 ton/ha , W2: guano walet 2,5 ton/ha, W3: guano walet 5 ton/ha dan W4 :  guano walet 10 ton/ha. Analisis data yang digunakan adalah ANOVA (Analisis of Variants) taraf kepercayaan 95% untuk mengetahui pengaruh perlakuan. Apabila terdapat parameter yang berpengaruh maka dilakukan dengan uji Duncan taraf 5%. Hasil penelitian adalah perlakukan W4 memberikan nilai tertinggi dan berpengaruh nyata terhadap perlakuan W0, W1, dan W2 tetapi tidak berpengaruh nyata terhadap perlakuan W3 pada parameter tinggi tanaman, jumlah daun dan lebar daun.   Perlakuan W4 memiliki nilai rata-rata yang tertinggi berpengaruh nyata terhadap perlakuan lainnya pada paramater berat basah tanaman  Kata kunci: sawi (Brassica juncea L.), pupuk organik,  guano walet, Kalimantan Utara

scholarly journals Growth and yield response of local soybean in the giving of various organic fertilizer

2021 ◽  
Vol 905 (1) ◽  
pp. 012028
Author(s):  
M Rahayu ◽  
E Purwanto ◽  
A Setyawati ◽  
A T Sakya ◽  
Samanhudi ◽  
...  
Keyword(s):  
Organic Fertilizer ◽  
Organic Fertilizers ◽  
Chicken Manure ◽  
Growth And Yield ◽  
Basic Material ◽  
Yield Response ◽  
Agricultural System ◽  
Cow Manure ◽  
Randomized Design ◽  
Goat Manure

Abstract Soybean is the basic material for any kind of industry, such as tofu and tempeh industries. Soybean cultivation will be better if use a sustainable agricultural system, such as using organic fertilizers. This research purpose was to find out the effect of organic fertilizer on the growth and yield of local soybean. The research used a complete randomized design with one factor which was a variety of organic fertilizers with 6 treatments. Various fertilizers used in this research consist of inorganic fertilizer, liquid organic, compost, cow manure, rabbit urine, chicken manure, and goat manure. Each test unit consists of 4 pots (plants) and each was repeated 4 times. The results showed that the provision of compost and goat manure increased the growth of local soybean plants, include plant height and the number of leaves at 42 DAP and leaf area at 28 DAP. The application of various organic fertilizers (liquid fertilizer, compost, cow manure, goat manure, and rabbit urine) is unable to increase the yield and yield components of local soybeans.

scholarly journals Growth and Yield of Chili Pepper as Affected by Weed Based Organic Compost and Nitrogen Fertilizer

2017 ◽  
Author(s):  
Nanik Setyowati ◽  
Zainal Muktamar ◽  
Bani Suriyanti ◽  
Marulak Simarmata
Keyword(s):  
Nitrogen Fertilizer ◽  
Organic Fertilizer ◽  
Biological Properties ◽  
Chili Pepper ◽  
Organic Fertilizers ◽  
Growth And Yield ◽  
Wedelia Trilobata ◽  
Randomized Design ◽  
Speed Up ◽  
Organic Compost

Fertility improvement of Ultisol is inevitable to increase growth and yield of chili pepper since the nutrient availability and organic matter of this soil is relatively low. Application of organic fertilizer will enhance microorganism activity in soil, thereafter will improve the availability of nutrients as well as other chemical, physical, biological properties of the soil. Most of manure releases nutrient quite slowly; therefore, addition of nitrogen to soil is expected to speed up the availability of nutrient to plant. Weed based organic fertilizers from Wedelia (Wedelia trilobata) and Siam weed (Chromolaena odorata) biomass have potential to substitute inorganic fertilizer. The objective of the experiment was to compare the effects of weed based organic compost and dry leaves compost with or without addition of nitrogen fertilizer on growth and yield of chili pepper. The experiment was carried out using Completely Randomized Design (CRD) with treatments of 200 kg urea ha-1; Wedelia compost (WDC) 20 ton ha-1; WDC 15, 10, and 5 ton ha-1 with addition of 200 kg urea ha-1 respectively; Siam weed compost (SWC) 20 ton ha-1, SWC 15, 10, and 5 ton ha-1 with addition of 200 kg urea ha-1 respectively; and dry leaves compost (DLC) 20 ton ha-1, DLC 15, 10, and 5 ton ha-1 with addition of 200 kg urea ha-1 respectively. The result revealed that composts with or without addition of nitrogen fertilizer had similar responses on the growth of chili pepper. Wedelia and Siam weeds compost at 20 ton ha-1 tended to give better yield of chili pepper as compared to application of urea alone. This result indicated that weed based organic fertilizers could substitute nitrogen fertilizer.

scholarly journals Respon Pertumbuhan dan Hasil Tanaman Selada (Lactuca sativa L.) terhadap Beberapa Dosis Pupuk Kandang Kotoran Itik pada Tanah Rawa Lebak

2011 ◽  
Vol 1 (1) ◽  
pp. 7-11
Author(s):  
Nur Hafizah ◽  
Fikriah Fikriah
Keyword(s):  
Lactuca Sativa ◽  
Growth And Development ◽  
Organic Fertilizers ◽  
Growth And Yield ◽  
Lactuca Sativa L ◽  
Randomized Design ◽  
Wet Weight ◽  
Number Of Leaves ◽  
Completely Randomized Design ◽  
Repair Techniques

       Lettuce plants in the process of growth and development require additional nutrients by repair Techniques for cultivation and repair of organic or inorganic fertilizers. Organic fertilizers are also called natural fertilizers because all or most of them come from natural fertilizers. This study aims to (i) find out the effect of giving dung manure to the growth and yield of lettuce on swampy soil, (ii) get the best dose from the administration of duck manure to the growth and yield of lettuce on swampy swamp soil. This research was conducted in Hambuku Tengah Village, Sungai Pandan District from April to June 2010. Using a Completely Randomized Design (CRD). The factors studied were 9 doses of duck manure fertilizer dosage with 9 treatments, there are b0 = 0 t.ha-1; b1 = 2,5 t.ha-1;  b2 = 5,0 t.ha-1;  b3 =  7,5  t.ha-1;  b4 = 10 t.ha-1 ; b5 = 12,5 t.ha-1; b6 = 15,0 t.ha-1; b7 = 17,5 t.ha-1; b8 = 20,0 t.ha-1 with 3 replications, thus there were 27 experimental units. The observed variables were plant height and number of leaves aged 14, 21, 28 and 35 days after planting (DAP) and leaf wet weight at harvest. From the results of the study there was a response of tall mustard plants aged 28 HST and wet weight of mustard plants but there was no response to the height of mustard plants aged 14, 21 and 35 HST on the administration of duck manure, with the best dose was treatment b4 (10 t.ha -1)

scholarly journals Various Soil Types, Organic Fertilizers and Doses with Growth and Yields of Stevia rebaudiana Bertoni M

2019 ◽  
Vol 3 (1) ◽  
pp. 57 ◽  
Author(s):  
Dian Pratama Putra Saragih ◽  
Azwar Ma'as ◽  
Soepriyanto Notohadisuwarno
Keyword(s):  
Agricultural Research ◽  
Organic Fertilizer ◽  
Stevia Rebaudiana ◽  
Dry Weight ◽  
Organic Fertilizers ◽  
Soil Types ◽  
Stevia Rebaudiana Bertoni ◽  
Randomized Design ◽  
Significant Difference ◽  
Wet Weight

Stevia has several advantages including the level of sweetness that reaches 100-200 the sweetness of sugar cane and low calorie so that it is safe to be consumed by diabetics and obesity. The possibilities of plants to grow on soil properties and fertility become an important issue in agricultural cultivation systems and with the treatment of organic fertilizers will produce significant results in agricultural research. The experiments were arranged in Completely Randomized Design (CRD) with 3 various soil types of treatment factors: Alfisol (Al), Andisol (An) and Vertisol (Ve) soil with 2 types of organic fertilizer ie Compost (K) and Manure (SK) and 3 kinds of doses 20 ton/ha (12 g/pot), 40 ton/ha (24 g/pot) and 60 ton/ha (36 g/pot). Observational data were analyzed using variance analysis (ANOVA), if there was a real significant difference, the Duncan 5% real level to know the comparison between treatments. The results showed that the soil type of Vertisol given by compost fertilizer at 40 ton/ha (24 g/pot) gave the highest yield on all agronomic parameters, i.e. number of leaves, number of clumps, plant length, dry weight and wet weight. The result of production analysis shows that stevia at lowland can yield higher, on vertisol 2,7 ton/ha, alfisol 1 ton/ha and andisol 0,4 ton/ha whereas in highland that yield only 0,3 ton / ha (standard fertilizers) but with increasing amounts of biomass of stevia leaves can increase stevioside levels significantly.

scholarly journals PENGARUH PEMBERIAN MIKORIZA DAN PUPUK ORGANIK TERHADAP PERTUMBUHAN BAWANG PUTIH

2014 ◽  
Vol 29 (1) ◽  
pp. 35
Author(s):  
Muhammad Imam Wicaksono ◽  
Muji Rahayu ◽  
Samanhudi Samanhudi
Keyword(s):  
Environmental Sustainability ◽  
Negative Impact ◽  
Organic Fertilizer ◽  
Organic Fertilizers ◽  
Chicken Manure ◽  
Growth And Yield ◽  
High Price ◽  
Gigaspora Margarita ◽  
Randomized Design ◽  
Goat Manure

<p>Garlic has a high price in the market, however, production of garlic has its limitations. The use of chemical fertilizers has shortcomings in terms of environmental sustainability, so need for organic fertilizer which serves to reduce the negative impact. The study aims to determine interactive between kinds of mycorrhizal and organic fertilizer to garlic, get the appropriate mycorrhizal and to get the Suistainablekind of fertilizer to increase of the garlic yield. The experiment was conducted from January 2013 to August 2013. Research using CRD (completely randomized design) with 2 factors of organic fertilizer (chicken manure, cow manure, goat manure, manure and vermicompost compost) and mycorrhizal types (Gigaspora margarita, Acaulospora sp, Glomus etunicatum). The results showed mycorrhizal mycorrhizal types Gigaspora margarita is suitable and capable of enhancing the growth of garlic, application of organic fertilizers used have not been able to increase the growth and yield of garlic. Applications of various types of mycorrhiza and organic fertilizers have not been able to increase the growth of garlic.</p>

scholarly journals Effects of the Administration of Coconut (Cocos nucifera) Water and Urea Fertilizer in Various Rates on the Growth and Production of Pakcoy (Brassica juncea L.)

2019 ◽  
Vol 4 (2) ◽  
Author(s):  
Tarzan Purba ◽  
Octavianus Lumban Tobing ◽  
Setyono Setyono
Keyword(s):  
Brassica Juncea ◽  
Cocos Nucifera ◽  
Dry Weight ◽  
Coconut Water ◽  
Growth And Yield ◽  
Urea Fertilizer ◽  
Randomized Design ◽  
Two Factors ◽  
Wet Weight ◽  
Four Levels

Pakcoy (Brassica juncea L.) is a leaf vegetable that requires sufficient nutrients for growth and development to produce maximum production. This study aims to determine the effect of pakcoy watering using coconut water and giving various doses of urea fertilizer to the growth and yield of pakcoy plants. This study used a factorial complete randomized design consisting of two factors. The first factor is the supply of coconut water which consists of four levels of treatment namely without coconut water (A1), volume of coconut water 100 ml (A2), volume of coconut water 150 ml (A3), volume of coconut water 200 ml (A4). The second factor was urea fertilizer which consisted of four treatment levels, namely without urea (N1), urea 0.2 gr (N2), urea 0.4 gr (N3), urea 0.6 gr (N4). The results of this study indicate that the watering of coconut water and the giving of various doses of urea fertilizer affect plant height at the 5th and 6th week, the number of leaves at the 5th and 6th week, leaf area, canopy width at the 5th and 6th week, leaf wet weight, leaf dry weight, root wet weight and root dry weight. The interaction between coconut water and urea fertilizer did not affect all observed variables.Key words: Brassica juncea, coconut water, urea, stover weight, growth.

scholarly journals Reduction of Synthetic Fertilizer for Sustainable Agriculture: Influence of Organic and Nitrogen Fertilizer Combination on Growth and Yield of Green Mustard

2017 ◽  
Author(s):  
Zainal Muktamar ◽  
Dora Putri ◽  
Nanik Setyowati
Keyword(s):  
Nitrogen Fertilizer ◽  
Organic Fertilizer ◽  
Cattle Manure ◽  
Organic Fertilizers ◽  
Growth And Yield ◽  
Randomized Design ◽  
Synthetic Fertilizer ◽  
Number Of Leaves ◽  
Fertilizer Combination ◽  
Synthetic Nitrogen Fertilizer

Organic fertilizer is capable to decrease the use of synthetic fertilizer due to release of plant nutrients and improvement of other soil properties. The objective of this experiment was to compare the growth and yield of green mustard as affected by cattle manure and litter compost. The experiment was conducted employing Completely Randomized Design with 8 treatments. Treatments included litter compost and cattle manure at rate of 25 Mg ha-1 and 15, 20, 25 Mg ha-1 with addition of 1.85 g nitrogen fertilizer per plant, respectively. Each treatment was replicated 5 times. Soil used in this experiment was Ultisol collected at depth of 0-20 cm. Five kg of soil was mixed with organic fertilizer according to each treatment and placed in 10 kg polybag. Green mustard was planted to each polybag. Nitrogen fertilizer was applied a week after planting. The experiment revealed that application of litter compost and cattle manure at rate 25 Mg ha-1 with additional nitrogen fertilizer resulted in higher green mustard fresh weight per plant and number of leaves. On the other hand, application of both organic fertilizers at rate of 25 Mg ha-1 without addition nitrogen fertilizer as other treatments did not provide significant differences on most variables observed. This indicated that application of organic fertilizer is able to reduce synthetic nitrogen fertilizer for green mustard production.

scholarly journals PEMBERIAN GUANO WALET DENGAN PENGURANGAN PUPUK SP-36 TERHADAP PERTUMBUHAN DAN HASIL TANAMANKUBIS BUNGA (Brassica oleracea var.botrytis L.) PADA TANAH SPODOSOL (The Application Of Guano Walet With Reduction Of SP-36 Fertilizer To Growth And Yield Of Flower

AgriPeat ◽  
2019 ◽  
Vol 20 (01) ◽  
pp. 36-44
Author(s):  
Admin Journal
Keyword(s):  
Brassica Oleracea ◽  
Growth And Yield ◽  
Fresh Weight ◽  
Average Value ◽  
Fresh Flower ◽  
Randomized Design ◽  
Wet Weight ◽  
Number Of Leaves ◽  
Completely Randomized Design ◽  
Brassica Oleracea Var.Botrytis

ABSTRACTThe aim of this study was to determine the interaction between guano walet administration and reduction of SP-36 fertilizer on growth and yield of flower cabbage; to find out the effect of guano walet on the growth and yield of flower cabbage; and to find out the effect of SP-36 fertilizer reduction on growth and yield of flower cabbage. The study was conducted from May to August 2018. This study used a completely randomized design (CRD) consisting of 2 factors namely guano walet with a reduction in SP-36 fertilizer, 4 x 4 factorial pattern with 3 replications. The variables observed were the number of leaves, flowering age, plant wet weight, fresh weight of flowers, and diameter of flower crop. The results showed that the combination of 100% guano walet administration with a reduction of SP-36 0% on spodosol soil gave the best results for the number of leaves with an average value of 16.00 strands at 6 weeks after planting and fresh flower weight of 166, 76 g. Guano walet administration on spodosol soil with a dose of 100% gave the best results on the number of leaves by 25.83 strands at the age of 9 weeks after planting, flowering age of 79.33 day, plant wet weight of 326.82 g and the results showed that the combination of 100% guano walet administration with a reduction of SP-36 0% gave the best results for the diameter of flower cropwith an average value of 12,15 cm.Key words: cabbage flower, guano walet, SP-36 fertilizer, spodosolsABSTRAKTujuan dari penelitian ini adalah untuk mengetahui interaksi antara pemberian guano walet dengan pengurangan pupuk SP-36 terhadap pertumbuhan dan hasil kubis bunga; untuk mengetahui pengaruh pemberian guano walet terhadap pertumbuhan dan hasil kubis bunga; dan untuk mengetahui pengaruh pengurangan pupuk SP-36 terhadap pertumbuhan dan hasil kubisbunga.Penelitian dilaksanakan mulai dari bulan Mei sampai Agustus 2018. Penelitian ini menggunakan rancangan acak lengkap (RAL) yang terdiri dari 2 faktor, yaitu pemberian guano walet dengan pengurangan pupuk SP-36, pola faktorial 4 x 4 dengan 3 ulangan. Variabel yang diamati adalah jumlah daun, umur berbunga, bobot segar total tanaman, bobot segar bunga, dan diameter krop bunga. Hasil penelitian menunjukkan bahwa kombinasi pemberian guano walet 100% dengan pengurangan SP-36 0% pada tanah spodosol memberikan hasil terbaik jumlah daun dengan nilai rata-rata sebesar 16,00 helai tanaman-1 pada umur 6 minggu setelah tanam dan bobot segar bunga 166,76 g tanaman-1. Pemberian guano walet pada tanah spodosol dengan dosis 100% memberikan hasil terbaik terhadap jumlah daun sebesar 25,83 helai tanaman-1 pada umur 9 minggu setelah tanam, umur munculnya bunga pada hari ke- 79,33, bobot segar total tanaman sebesar 326,82 g tanaman-1dan pada variabel diameter krop bunga pemberian guano 50% dengan pengurangan pupuk SP-36 0% memberikan hasil sebesar 12,15 cm tanaman-1.Kata kunci: Guano walet, kubis bunga, pupuk SP-36, tanah spodosol

PERTUMBUHAN DAN HASIL TANAMAN TOMAT(Lycopersicum esculentum Mill.)PADA TANAH GAMBUT PEDALAMAN DENGANPEMBERIAN PUPUK ORGANIK DAN NPK (Application of NPK and Organic Fertilizers on Peat Soil to the Growth and Yield of Tomato (Lycopersicum esculentum Mill.))

AgriPeat ◽  
2019 ◽  
Vol 18 (02) ◽  
pp. 82-90
Author(s):  
Journal Journal
Keyword(s):  
Plant Height ◽  
Organic Fertilizer ◽  
Peat Soil ◽  
Organic Fertilizers ◽  
Chicken Manure ◽  
Growth And Yield ◽  
Lycopersicum Esculentum ◽  
Empty Fruit Bunches ◽  
Randomized Design ◽  
Npk Fertilizer

ABSTRACT The purposed of this experiment were to find out the interaction betweentype of organic fertilizer and dosagesof inorganicfertilizer on peat soil tothe growth and yield oftomato. The experimental units laid onFactorial Completely Randomized Design (CRD) with two factors. The first factor was three types of organic fertilizer i.e: P1: chicken manure (10 ton ha-1); P2: cow manure (10 ton ha-1); P3: compost of palm oil empty fruit bunches (10 ton ha-1). The second factor was dosage of NPK fertilizer which consisted of 4 levels: N0: without fertilizer (control); N1: 100 kg ha-1; N2: 200 kg ha- 1; N3: 300 kg ha-1. Variables measured were: plant height, number of leaves, numbers of productive branches and weight of harvested fruit.The results showed that combination of compost with NPK fertilizer doses of 300 kg ha-1 is the best in enhancing vegetative growth of plants, with plant height reaching 84,3 cm and 30 leaf sprigs. In generative phase, combination of chicken manure with the dosage of NPK 300 kg ha-1produces the heaviest tomato harvest weight, which is 379.4 g plant-1. The best dosage of NPK fertilizer in increasing the growth and yield of tomato is 300 kg ha-1. Keywords: tomato, peat soil, organic fertilizer, NPK fertilizer ABSTRAK Penelitian ini bertujuan untuk menguji interaksipemberian jenis pupuk organik dan dosis pupuk anorganik terhadap pertumbuhan dan hasil tomat pada tanah gambut pedalaman. Percobaan dirancang dalam Rancangan Acak Lengkap (RAL) Faktorial 2 faktor. Faktor pertama adalah tiga jenis pupuk organik dengan dosis 10 t ha-1, yaitu: P1= pupuk kandang ayam; P2= pupuk kandang sapi; P3= kompos tandan kosong kelapa sawit (TKKS). Faktor kedua adalah dosis pupuk NPK, yang terdiri dari 4 taraf, yaitu: N0 = tanpa pemberian pupuk (kontrol); N1 = dosis 100 kg ha-1; N2= dosis 200 kg ha-1; N3= dosis 300 kg ha-1. Variabel yang diamati adalah tinggi tanaman, jumlah daun, jumlah cabang produktif dan bobot panen buah.Hasil penelitian menunjukkan bahwakombinasi kompos TKKS dengan pupuk NPK dosis 300 kg ha-1 paling baik dalam meningkatkan pertumbuhan vegetatif tanaman, dengan tinggi tanaman mencapai 84,3 cm dan jumlah daun 30 tangkai.Padafase generatif, kombinasi pupuk kandang ayam dengan dosis pupuk NPK 300 kg ha-1 menghasilkan bobot panen tomat terberat, yaitu 379,4 g tan-1.Dosis pupuk NPK yang terbaik dalam meningkatkan pertumbuhan dan hasil tanaman tomat adalah 300 kg ha-1. Kata kunci : Tomat, tanah gambut, pupuk organik, pupuk NPK.

scholarly journals REDUCTION OF INORGANIC FERTILIZER FOR SUSTAINABLE AGRICULTURE: ORGANIC FERTILIZER EFFECT ON GROWTH AND YIELD OF GREEN MUSTARD

2017 ◽  
Author(s):  
Zainal Muktamar ◽  
Nanik Setyowati ◽  
Dora Putri
Keyword(s):  
Nitrogen Fertilizer ◽  
Organic Fertilizer ◽  
Cattle Manure ◽  
Organic Fertilizers ◽  
Growth And Yield ◽  
Fresh Weight ◽  
Randomized Design ◽  
Number Of Leaves ◽  
Completely Randomized Design ◽  
Fertilizer Effect

Status:PostprintOrganic fertilizer is capable to decrease the use of in-organic fertilizer due to release of plant nutrients and improvement of other soil properties. The objective of this experiment was to compare the growth and yield of green mustard as affected by cattle manure and litter compost. The experiment was conducted employing Completely Randomized Design with 8 treatments. Treatments included litter compost and cattle manure at rate of 25 Mg ha-1 and 15, 20, 25 Mg ha-1 with addition of 1.85 g nitrogen per plant, respectively. Each treatment was replicated 5 times. Soil used in this experiment was Ultisol collected at depth of 0-20 cm. Five kg of soil was mixed with organic fertilizer according to each treatment and placed in 10 kg polybag. Green mustard was planted to each polybag. Nitrogen fertilizer was applied a week after planting. The experiment revealed that application of litter compost and cattle compost at rate 25 Mg ha-1 with additional nitrogen fertilizer resulted in higher green mustard fresh weight per plant and number of leaves. On the other hand, application of both organic fertilizers at rate of 25 Mg ha-1 without addition nitrogen fertilizer as other treatments did not provide significant differences on most variables observed. This indicated that use of in-organic fertilizer (nitrogen) was able to be reduced in green mustard cultivation by applying organic fertilizer.

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