scholarly journals Optimasi Dosis Pupuk Kandang Ayam dan NPK pada Budidaya Kubis Bunga (Brassica oleracea var. Botrytis L.)

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>

AGRICA ◽  
2020 ◽  
Vol 7 (1) ◽  
pp. 45-56
Author(s):  
Murdaningsih Murdaningsih

This study aims to determine the effect of NPK Mutiara fertilizer dose on the growth and yield of green beans and determine the optimum dosage of NPK Mutiara fertilizer that can deliver growth and yield optimal green beans. The design used in this study is a randomized block design with treatments used were N0 (without fertilizer NPK NPK 0 kg ha-1 or 0 g plot-1), N1 (NPK fertilizer 125 kg ha-1 or 25 g plot-1), N2 (NPK fertilizer 250 kg ha-1 or 50 g plot-1), N3 (NPK fertilizer 375 kg ha-1 or 75 g), N4 (NPK 500 kg ha-1 or 100 g plot-1). Variable observation in this study was plant height, number of leaves, leaf area, number of pods tan-1 fresh weight stover tan-1, the dry weight of stover tan-1, the dry weight of stover ha-1 dry weight of seed tan-1, heavy ha-1 dry beans, dry weight of 100 seeds. The results showed that treatment of NPK fertilizer dose of 500 kg ha-1 very significant effect on plant height of 27.75 cm, leaf number 8 strands, leaf area 357.78 cm2, Total pods 19.65, fresh weight stover tan-1 96, 25 g, dry weight of stover tan-1 76.00 g, stover dry weight ha-1 19.00 tons, dry weight of seed tan-1 5.36-gram dry weight seed ha-1 1.34 tonnes, the weight of 100 seeds 2.62 gr.


2018 ◽  
Vol 9 (2) ◽  
pp. 153-163
Author(s):  
Wiwik Ambarsari ◽  
Henly Yuliana

The study aimed to determine the effect of the combination of city waste compost and cattle manure on the growth and yield of pakcoy plants (Brassica rapa, L. Chinensis) in Aluvial, Indramayu Regency. The study was conducted at the Experimental Garden of the Faculty of Agriculture, Wiralodra University, Indramayu Regency from March to August 2018. This study used Factorial Pattern Randomized Block Design with two factors. The first factor is city waste compost and the second factor is cattle manure with 4 levels: 0%, 3.0%, 6.0%, and 9.0%, repeated twice. The results showed that there was an independent influence between city waste compost and cattle manure on plant height and number of leaves. The best combination to increase the feasibility weight of pakcoy consumption is by giving city waste compost 9.0% (S4) and cattle manure 6.0% (K3).


2021 ◽  
Vol 886 (1) ◽  
pp. 012009
Author(s):  
J M Siregar ◽  
J Ginting ◽  
Y Hasanah

Abstract Shallot production in Indonesia is still relatively low. This is due to the use of shallot bulbs that are not sterile and susceptible to disease. One way to increase the production of shallots is by using botanical seeds (True Shallot Seed). The research aimed to evaluate the growth and yield of two varieties of TSS with the application of NPK and Magnesium fertilizers. The treatment was arranged in a randomized block design with three factors. The first factor was varieties, which consisted of Sanren F1 and Lokananta varieties. The second factor was the application of magnesium, which consisted of without magnesium, 125, and 250 kg Mg ha−1. The third factor was the application of NPK, which consisted without NPK, 83.3, 166.6, and 250 kg NPK ha−1. The results showed that the effect of varieties, NPK fertilizer, and Mg were significant differences in the parameters of the number of leaves 7.0, and the number of bulbs plants 2.7 where sanren showed better results. While the effect of varieties, NPK, and Mg fertilizers was significant differences in the parameters of plant height 41.5 cm, the Lokananta varieties showed better yields.


AGRICA ◽  
2020 ◽  
Vol 13 (1) ◽  
pp. 57-67
Author(s):  
Murdaningsih Murdaningsih

Research on Application of Liquid Organic Fertilizer from Market Waste in Chinese Mustard Plants (Brasica juncea L.). The production of mustard greens in Ende Regency is still low compared to the production of mustard greens. This condition is caused by fertilization that has not been optimal. Efforts to increase mustard production through the application of technology, especially the use of fertilizers, including using liquid organic fertilizer Market waste that can provide nutrients for plants.This study aims to determine the application dose of liquid organic fertilizer from market waste and the response of growth and yield of mustard plants. The study was conducted in the experimental garden of the Faculty of Agriculture, University of Flores in Ende, using a Randomized Block Design consisting of five treatments using Liquid organic fertilizer (POC) from Market Waste namely L0 (without POC), L1 (10 liters of POC), L2 (20 liters POC), L3 (30 liters of POC), L4 (40 liters of POC), repeated four times. The results showed that the application of POC from market waste significantly affected plant height, number of leaves, fresh weight of mustard greens, fresh weight of mustard ha-1 and dose of 40 liters ha-1 showed the best growth, which was an average plant height of 24.68 cm, number of leaves 9.25 strands, fresh weight of mustard 147.40 g and production of mustard 23.58 tons ha-1


2021 ◽  
Vol 5 (2) ◽  
pp. 161
Author(s):  
Supandji Supandji ◽  
Edy Kustiani ◽  
Agus Purwanto

This study aimed to determine the effect of Phonska NPK fertilizer on the growth and production of asparagus beans (Vigna sinensis L). A hypothesis is that applying Phonska NPK fertilizer at a 200 kg/ha dose is suspected to affect the growth and yield of long beans (Vigna sinensis L). This research was carried out in rice fields in Gempolan Village, Gurah District, Kediri Regency, East Java Province, from November 2020 to February 2021. The study was carried out using a simple Randomized Block Design (RAK) experimental method, repeated three times with one factor. Phonska NPK fertilizer dosage treatment (P) consists of 7 levels P0 = Without Phonska NPK fertilizer. P1 = Phonska NPK administration with a dose of 50 kg hectare-. P2 = Phonska NPK administration with a dose of 100 kg hectares-1 =. P3 = Phonska NPK administration at a dose of 150 kg ha-1. P4 = Phonska NPK administration at a dose of 200 kg ha-1. P5 = Phonska NPK administration at a dose of 250 kg ha-1. P6 = Phonska NPK administration at a dose of 300 kg ha-1 . The results showed that the application of Phonska NPK fertilizer significantly affected the observations of plant height, number of leaves, number of flowers per plant, number of pods per plant, weight of consumption pods per plant, and weight of consumption pods per hectare. The highest yield was achieved at a 200 kg NPK Phonska/ha fertilizer dose for a plant height of 237.75 cm. The number of leaves was 111.50 pieces. Phonska NPK fertilizer treatment at a 200 kg/ha dose resulted in 20,750 flowers, 112,500 pods per plant, 616,250 grams per plant weight, and 27,385 tons per hectare production per hectare. Penelitian ini bertujuan untuk mengetahui pengaruh pemupukan Phonska NPK terhadap pertumbuhan dan produksi tanaman kacang panjang (Vigna sinensis L). Penelitian dilakukan di lahan persawahan milik petani di Desa Gempolan, Kecamatan Gurah, Kabupaten Kediri, Provinsi Jawa Timur. November 2020 hingga Februari 2021. Penelitian ini menggunakan metode eksperimen Rancangan Acak Kelompok (RAK), satu faktor dan diulang sebanyak 3 kali. Perlakuan dosis pupuk Phonska NPK (P) meliputi 7 taraf, P0= kontrol, P1= pemberian NPK Phonska dengan dosis 50 kg hektar-1 , P2= pemberian NPK Phonska dengan dosis 100 kg hektar-1 , P3= pemberian NPK Phonska dengan dosis 150 kg hektar-1 , P4= pemberian NPK Phonska dengan dosis 200 kg hektar-1 , P5= pemberian NPK Phonska dengan dosis 250 kg hektar-1 , P6= pemberian NPK Phonska dengan dosis 300 kg hektar-1 . Hasil penelitian menunjukkan bahwa pemupukan NPK Phonska memberikan pengaruh sangat nyata terhadap nilai pengamatan tinggi tanaman, jumlah daun, jumlah bunga, dan jumlah polong per tanaman. Berat polong yang dapat dimakan per tanaman dan berat polong yang dapat dimakan per hektar. Hasil terbaik ditunjukkan oleh dosis pupuk 200 kg/ha untuk tinggi tanaman sebesar 237,75 cm, jumlah daun sebanyak 111,50 buah. Perlakuan dosis pupuk NPK Phonska dengan dosis 200 kg/ha menghasilkan jumlah bunga sebesar 20.75 buah, jumlah polong per tanaman sebesar 112,500 buah, berat polong sebesar 616,25 gram per tanaman dan produksi tiap hektar sebesar 27,38 ton/ha.


2020 ◽  
Vol 4 (1) ◽  
pp. 75
Author(s):  
Dian Nitami Quraisyin ◽  
Sugiarto Sugiarto ◽  
Nurhidayati Nurhidayati

Demand for potatoes from time to time is increasing. Therefore it is necessary to increase the productivity of potatoes through appropriate cultivation techniques especially in new potato varieties. This study aims to determine the effect of NPK (16:16:16) fertilizer dosage on the growth and yield of two potato varieties in the highlands.The design used was factorial Randomized Block Design (RAK) using 2 factors. The first factor was the aplication of NPK fertilizer with 3 levels, namely P0 = without fertilizer, P1 = 400 kg fertilizer NPK ha-1  and P2 = 800 kg NPK fertilizer ha-1. The second factor is the type of variety with 2 levels, V1 = Granola L and V2 = Granolla Arjuno. Of these two factors, there were six treatment, Each treatment was repeated 3 times. There are two observed variables which are growth variables (plant height, number of stems, number of leaves and stem diameter) and yield variables (number of tubers,  weight of , tuber per plot and per hectare). The data collected was analyzed based on F Test at the level of 5% and LSD test 5%. The results showed that the best plant growth was Granolla Arjuno variety with a dose of NPK fertilizer 400 kg ha-1 (P1V2). While the treatment that gives the highest results is Granolla Arjuno variety with a dose of N-P-K fertilizer 400 kg ha-1 (P1V2)


Author(s):  
Wiwik Yunidawati ◽  
Riyanti Riyanti ◽  
Mazlina Mazlina

This study aims to determine the effect of bio fertilizers and foliar fertilizers on growth and yield of celery (Apium graviolens). This research was conducted at the Experimental Garden of the Faculty of Agriculture, Amir Hamzah University, Medan, Medan Estate Village, Percut Sei Tuan District with a height of ± 25 meters above sea level, which was conducted from May to July 2020. This study used a factorial Randomized Block Design with two factors studied, namely the first factor was the concentration of bio fertilizer Impro Tanotec (H), which consisted of 4 levels, namely H0 (0 ml/l water), H1 (1,5 ml/l water), H2 (2,5 ml/l water), H3 (3,5 ml/l water), and the second factor is the concentration of foliar fertilizer Growmore (D) which consists of 4 levels, namely D0 (0 gr/lwater), D1 (1 gr/l water), D2 (2 gr/l water), and D3 (3 gr/l water). Parameters observed included plant height (cm), number of leaves, number of stalks, root length (cm), and fresh weight per plant. (gr). The results showed that the concentration of bio fertilizer had a very significant effect on plant height at the age of 20, 40, and 60 days after planting, the number of leaves at the age of 20, 40, and 60 days after planting, the number of stalks at the age of 40 and 60 days after planting, root length, and fresh weight per plant, but did not significantly affect the number of stalks at the age of 20 days after planting. The best bio-fertilizer concentration was obtained in the H3 treatment (3.5 ml/l water). The concentration of foliar fertilizer had a very significant effect on plant height at the age of 20, 40, and 60 days after planting, the number of leaves at the age of 20, 40, and 60 days after planting, the number of stalks at the age of 40 and 60 days after planting, and the fresh weight per plant, had a significant effect on root length, and had no significant effect on the number of stalks at the age of 20 days after planting. The best foliar fertilizer concentration was obtained in D3 treatment (3 gr/l water). The interaction between the concentration of bio fertilizer and foliar fertilizers had a significant effect on the number of leaves at the age of 40 and 60 days after planting, where the best treatment combination was obtained in the H3D3 treatment (bio fertilizer concentration 3.5 ml/l water and foliar fertilizer concentration 3 gr/l water).


AGRICA ◽  
2019 ◽  
Vol 12 (1) ◽  
pp. 59-70
Author(s):  
Clemens Pati Nai ◽  
Kristono Yohanes Fowo

Corn is an important commodity after rice. The need for corn continues to increase every year. It is necessary to increase production, one of them through the use of varieties and optimal population regulation (spacing). This study aims to determine the growth and yield of Pulut (Zea Mays Ceratina Kulesh) F1 Kumala varieties a various spacing in rows. This research was arranged in a Randomized Block Design (RCBD) with the treatments used: J1 = 40 cm x 40 cm, J2 = 50 cm x 40 cm, J3 = 60 cm x 40 cm, J4 = 70 cm x 40 cm, and J5 = 80 cm x 40 cm. The variables observed were plant height, number of leaves, leaf area, the weight of cob without kilobit per plant, the weight of cob without kilobit per ha, ear diameter, ear length, ear weight 100 seeds, and weight of seeds of the crop. The results showed that 70 cm x 40 cm spacing gave a very significant effect. On leaf area (21.85%), the weight of cob without cornhusk per plant (16.76%), ear diameter (4.80%), length cob (10.79%), the weight of 100 seeds (9.18%) and weight of crop seeds (14.97%).


2021 ◽  
Vol 883 (1) ◽  
pp. 012051
Author(s):  
M Rizwan ◽  
M Dalimunthe ◽  
I A Pasaribu ◽  
H Satriawan

Abstract This study aims to analyse the effect of three types of organic fertilizers on the vegetative growth several varieties of soybeans. This study used a factorial randomized block design with two treatment factors, namely organic fertilizers and varieties. The first factor is: organic fertilizer from 3 levels, namely: K1 (1.5 kg of compost), K2 (1.5 kg of goat manure), and K3 (1.5 kg of chicken manure). The second factor is: soybean plant varieties consist of 4 levels, namely: V1 (Dena 1), V2 (Devon 1), V3 (Anjasmoro) and V4 (Derap 1). The parameters observed were plant height, number of branches, number of leaves, amount of chlorophyll, leaf area, and flowering age. The results of our research is organic fertilizers have a significant effect and are able to increase the growth of soybean plants except for leaf area and flowering age. Types of varieties had a significant effect and were able to increase plant height, number of branches, leaf area, and flowering age, but had no significant effect on the parameters of the number of leaves and the amount of chlorophyll. Moreover, there isn't interaction effect between the two treatments for all parameters.


2019 ◽  
Vol 13 (2) ◽  
pp. 16-25
Author(s):  
Army Dita Serdani ◽  
Jeka Widiatmanta

This research is the development of the use of Lapindo mud and mycorrhizae as a planting medium. Lapindo mud contains nutrients such as N, P, K, Na, Ca, Mg, C organic and has a high cation exchange capacity. Mycorrhizae can increase the length of plant roots and are resistant to stress and soils contaminated with heavy metals. The study was arranged using a Randomized Block Design with factorial patterns, the first factor being the planting medium (A) and the second factor was mycorrhizae (P). The first factor is Lapindo mud and cow manure; Lapindo mud and goat manure; Lapindo mud and chicken manure with a ratio of 50%: 50%, respectively. From these two factors, 9 treatment combinations were obtained, namely A1P1, A1P2, A1P3, A2P1, A2P2, A2P3, A3P1, A3P2, and A3P3. Each treatment was repeated 3 times to obtain 27 experimental units. From the study found that there is a real interaction in providing a combination of planting media and mycorrhizae on the growth and yield of mustard plants. The best treatment combination was shown in the combination treatment of planting media (Lapindo mud and cow manure) with 10 gr mycorrhizae / plants (A1P2) on all observations (plant height, number of leaves, leaf area, fresh and dry weight of plants, root length, weight, weight wet and dry weight of root of mustard plants and absorption of heavy metal content).


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