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The Application Effect of PGPR Associated Bamboo Root and Rice Straw Compost on The Physical Quality for the Soil, Growth and Production of Corn Plants (Zea mays L) Kurniasari, Indah; Budiyanto, Susilo; Lukiwati, Dwi Retno
Journal of Tropical Crop Science and Technology Vol. 3 No. 1 (2021): VOLUME 3, NO. 1, MARCH 2021
Publisher : Universitas Muhammadiyah Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22219/jtcst.v3i1.13437

Abstract

This research aims to examine the effect of application bamboo root PGPR and rice straw compost on the physical quality of the soil, growth and production of the corn plant (Zea mays). This research was arranged in split plot design 3 x 4 with 3 replications. The main plot is rice straw compost (K): K1=10 ton/ha, K2=15 ton/ha, K3=20 ton/ha. The subplot is PGPR (P): P0= 0 ml/l (control), P1=10 ml/l, P2=15 ml/l, P3=20 ml/l.  The parameters observed were soil porosity, soil water content, plant height, number of leaf, cob length, cob weight, weight of seed and field. Data were analyzed extensively and continued with Duncan Multiple Range Test (DMRT). The results showed that the treatment of PGPR and rice straw compost increases with the addition of dose. Treatment of PGPR provide a significant response to increase in the porosity, soil water content and number of leaf compared to the control, while the length of cob and weight of seed showed an increase in the addition treatment of a dose compost and PGPR. Treatment of PGPR or rice straw compost has yet to show a response different to the plant height. The interaction treatment significant on the weight of cob and field. The results of the optimal corn crop is achieved at the treatment dose of 15 ton/ha compost straw combined with PGPR dose of 15 ml/l.
PENGARUH PEMBERIAN DOSIS NITROGEN DAN WAKTU APLIKASI PEMUPUKAN BERBASIS POC BIOSLURRY TERHADAP PERTUMBUHAN DAN PRODUKSI TANAMAN SAWI KERITING (Brassica chinensis var. parachinensis) Maula, Yulia Anjani; Widjadjanto, Didik Wisnu; Budiyanto, Susilo
Jurnal AGROHITA: Jurnal Agroteknologi Fakultas Pertanian Universitas Muhammadiyah Tapanuli Selatan Vol 9, No 4 (2024): Jurnal Agrohita
Publisher : Fakultas Pertanian Universitas Muhammadiyah Tapanuli Selatan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31604/jap.v9i4.12566

Abstract

Tanaman sawi keriting fun jen (Brassica chinensis var. parachinensis) merupakan sayuran daun yang mudah dibudidayakan serta memiliki nilai ekonomi yang tinggi. produktivitas tanaman sawi keriting berada dalam kondisi fluktuasi akibat dari kesuburan tanah yang rendah. Salah satu upaya dalam peningkatan produktivitas tanaman sawi keriting yaitu melalui penggunaan bioslurry sebagai pupuk organik untuk penunjang pertumbuhan. Penelitian ini bertujan untuk mengkaji pengaruh pemberian berbagai dosis nitrogen berbasis bioslurry dan aplikasi pemupukan serta interaksi keduanya terhadap pertumbuhan dan produksi tanaman sawi keriting fun jen. Penelitian ini dilaksanakan pada bulan Mei – Juli 2022 di Desa Karaskepoh, Kecamatan Lasem, Kabupaten Rembang, Provinsi Jawa Tengah dan Laboratorium Ekologi dan Produksi Tanaman Fakultas Peternakan dan Pertanian, Universitas Diponegoro, Semarang, Jawa Tengah. Penelitian dilaksanakan dengan menggunakan percobaan factorial 4x3 Rancangan Acak Lengkap (RAL) 3 ulangan sehingga terdapat 36 satuan unit percobaan. Faktor pertama adalah perlakuan berbagai level dosis nitrogen berbasis POC bioslurry (0 kg N/ha setara 0 ml/tanaman) K0; (100 kg N/ha setara 29 ml/tanaman) K1; (200 kg N/ha setara 58 ml/tanaman) K2; dan (300 kg N/ha setara 87 ml/tanaman) K3. Faktor kedua adalah perlakuan aplikasi pemupukan terdiri dari (4 hari) P1; (7 hari) P2; dan (10 hari) P3. Parameter penelitian : tinggi tanaman (cm), jumlah daun (helai), luas daun (cm2), panjang akar (cm), kadar air tanaman (%), kandungan klorofil total (mg/g), serapan nitrogen (%), berat kering tajuk (g), berat kering akar (g), nisbah tajuk akar (g), berat segar tajuk (g), dan indeks panen. Hasil penelitian menunjukkan interaksi antara perlakuan dosis nitrogen berbasis bioslurry cair sebesar 200 kg N/ha setara 58 ml/tanaman dengan aplikasi pemupukan 4 hari (K2P1) diperoleh hasil berpengaruh nyata pada parameter pertumbuhan tanaman : jumlah daun, luas daun, dan panjang akar.
Aplikasi Abu Janjang Kelapa Sawit Terhadap Produktivitas Tiga Varietas Jagung Di Tanah Gambut Balina, Aulia Rahma; Purbajanti, Endang Dwi; Budiyanto, Susilo
Jurnal AGROHITA: Jurnal Agroteknologi Fakultas Pertanian Universitas Muhammadiyah Tapanuli Selatan Vol 9, No 4 (2024): Jurnal Agrohita
Publisher : Fakultas Pertanian Universitas Muhammadiyah Tapanuli Selatan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31604/jap.v9i4.18764

Abstract

Lahan produktif yang semakin sempit mengakibatkan dikembangkannya pemanfaatan lahan gambut untuk pertanian, namun masalah yang perlu diperhatikan adalah rendahnya pH tanah sehingga ketersediaan unsur hara menjadi rendah pula. Aplikasi abu janjang kelapa sawit dapat meningkatkan pH tanah gambut dan varietas tanaman jagung manis yang baik dapat menunjukkan hasil pertumbuhan dan produktivitas yang optimal. Penelitian ini bertujuan untuk mengkaji dosis abu janjang kelapa sawit terbaik dan pengaruh varietas tanaman terhadap pertumbuhan dan produktivitas jagung di tanah gambut. Penelitian dimulai dari bulan Juni – Oktober 2022. Penelitian ini dilakukan menggunakan percobaan Split Plot dengan rancangan dasar acak kelompok (RAK) dengan ulangan 3 kali. Petak utama terdiri dari V1: Bonanza, V2: Secada, dan V3: Sweet Boy. Anak petak terdiri dari P0: kontrol (tanpa amelioran), P1: 7,5 ton/ha (120 g/polybag), P2: 15 ton/ha (240 g/polybag), dan P3: 22,5 ton/ha (360 g/polybag). Hasil menunjukkan bahwa varietas tanaman jagung berpengaruh nyata terhadap panjang tongkol. Dosis abu janjang kelapa sawit berpengaruh nyata terhadap tinggi tanaman, panjang daun, panjang tongkol, bobot tongkol berkelobot, dan bobot tongkol tanpa kelobot. Kesimpulan dari penelitian ini adalah varietas Bonanza memberikan hasil panjang tongkol yang paling tinggi. Dosis abu janjang kelapa sawit 22,ton/ha memberikan pertumbuhan dan produktivitas tanaman jagung manis di tanah gambut lebih baik dibandingkan tanpa aplikasi.
Involvement of humic acid in production and physiology of soybean (Glycine max L.) under drought stress conditions Budiyanto, Susilo; Almas, Hanifah Syifaa; Rosyida, Rosyida

Publisher : Fakultas Pertanian Universitas Yudharta Pasuruan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35891/agx.v15i2.4432

Abstract

Introduction: This study aims to determine the best effect of soybean plant production and physiology on humic acid application under drought-stress conditions. Methods: This study used a factorial complete randomized design with three levels of humic acid (0 ppm, 500 ppm, and 1000 ppm) and three levels of drought stress (80% KL, 60% KL, and 40%). The parameters analyzed were the number of flowers, pod fresh weight, pod dry weight, number of seeds, leaf chlorophyll, relative water content (RWC), and stomatal density. Results: The highest number of flowers was in the 80% KL drought stress treatment; the highest pod fresh weight and pod dry weight were in the 80% KL drought stress treatment; the highest number of seeds was in the 80% KL drought stress treatment; the highest leaf chlorophyll was in the 1000 ppm humic acid treatment and 80% KL drought stress; the highest relative water content (RWC) was in the interaction between 1000 ppm humic acid and 80% KL drought stress; and the highest stomatal density was in the 80% KL drought stress treatment. Conclusion: Humic acid application affects leaf chlorophyll and relative water content (RWC). Drought stress affects the number of flowers, pod fresh weight, pod dry weight, number of seeds, leaf chlorophyll, relative water content (RWC), and stomatal density. There was an interaction effect between humic acid application and drought stress on the relative water content (RWC) parameter.
Evaluasi Kesesuaian Lahan Tanaman Perkebunan di Kecamatan Selo Kabupaten Boyolali Ristriana, Amanda Indrati; Budiyanto, Susilo; Purbayanti, Endang Dwi
Jurnal Agro Industri Perkebunan Vol. 11 No. 2 (2023)
Publisher : Politeknik Negeri Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25181/jaip.v11i2.2918

Abstract

Selo District has great potential for developing plantation crops; however, the amount of production still needs to grow. The purpose of this study is to determine the soil suitability class of plantation crops (arabica coffee, tobacco, cloves, cocoa, and tea), identify limiting factors in the study area, and suggest ways to overcome them to increase land suitability classes. The study was conducted in Selo District, Boyolali Regency from November 2022 - December 2022, and the Plant Ecology Laboratory, Faculty of Animal Husbandry and Agriculture, Diponegoro University. This study used an investigative method consisting of multiple stages, laboratory data analysis, and data processing. As a result, Selo District has actual land suitability N (not suitable) for Arabica coffee and Cocoa in all area tests. In contrast, tobacco, clove, and tea had suitability classes S3 (marginally appropriate) to N (not suitable). The limiting factors that dominate are air humidity, pH, C-organic, soil texture, and slope. Efforts can be made to improve the limiting factors in the area by adding fertiliser and organic matter, feeding dolomite, and making mounds. These improvement efforts aim to increase the land suitability class for plantation crops.
Respon Pertumbuhan dan Produksi Tanaman Kailan (Brassica oleracea L.) pada Berbagai Dosis Nitrogen dan Nanosilika Izzah, Ari Fatul; Fuskhah, Eny; Budiyanto, Susilo
JURNAL AGROTROPIKA Vol. 23 No. 2 (2024): Jurnal Agrotropika Vol 23 No 2, Oktober 2024
Publisher : Universitas Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/ja.v23i2.8089

Abstract

Produksi kailan setiap tahunnya mengalami fluktuasi, diikuti dengan kesadaran masyarakat untuk mengkonsumsi sayuran semakin tinggi menjadikan produktivitas kailan masih rendah. Melalui pengaplikasian pupuk nitrogen dan nanosilika dapat memberikan peningkatan produksi pada tanaman kailan. Penelitian ini bertujuan untuk mengkaji pengaruh dosis nitrogen dan nanosilika terhadap pertumbuhan dan produksi tanaman kailan. Penelitian ini menggunakan Rancangan Acak Lengkap (RAL) dengan 2 faktor dan 3 ulangan. Faktor pertama yaitu dosis nitrogen meliputi B1 : 60 kg N/ha, B2 : 70 kg N/ha, B3 : 80 kg N/ha dan B4 : 90 kg N/ha dan faktor kedua yaitu dosis nanosilika, meliputi S1 : 0 ml SiO2, S2 : 60 ml SiO2, S3 : 70 ml SiO2 dan S4 : 80 ml SiO2. Parameter yang diamati yaitu tinggi tanaman, jumlah daun, berat segar, berat konsumsi dan panjang akar. Data yang diperoleh dianalisis secara statistik menggunakan sidik ragam 5 % dilanjutkan dengan uji Beda Nyata Jujur (BNJ) taraf 5% dan uji polinomial ortogonal. Hasil penelitian menunjukkan perlakuan nitrogen berpengaruh pada parameter tinggi tanaman, jumlah daun, berat segar total, berat konsumsi dan panjang akar, sedangkan aplikasi nanosililka memberikan pengaruh terhadap parameter tinggi tanaman, jumlah daun, berat segar dan berat konsumsi. namun terdapat interaksi terhadap tinggi tanaman, berat segar dan berat konsumsi.
Pengaruh Modifikasi Media Tanam Hidroton dan Zat Pengatur Tumbuh terhadap Produktivitas Tanaman Pakcoy (Brassica rapa L.) Secara Hidroponik Sistem Wick Nabila, Nila Anjali; Purbajanti, Endang Dwi; Budiyanto, Susilo
JURNAL AGROTROPIKA Vol. 23 No. 1 (2024): Jurnal Agrotropika Vol 23 No 1, Mei 2024
Publisher : Universitas Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/ja.v23i1.8091

Abstract

The quality of pakcoy plants in hydroponic cultivation is influenced by the planting medium and the growth regulators given to the leaves of pakcoy plants to get good plant results. The aim of the research was to examine the effect of modifying hydroton planting media by providing plant growth substances concentrations on plant growth and production. This research uses 3 x 4 Factorial Complately Random Design with 3 replications. The first factor for modification of hydroton planting media includes hydroton (M0), hydroton+cocopeat (M1), hydroton+charcoal husk (M2), the second factor PGR concentration includes o ml/liter (H0), 2 ml/liter (H1), 4 ml /liter (H2), 6ml/liter (H3). Data were analyzed using Range Analysis and tested further using DMRT (Duncan Multiple Range Test) at the 5% level. The research results showed that there was an interaction effect between modified hydroton planting media and PGR concentration on leaf width and leaf area parameters. The hydroton planting media modification treatment had a significant effect on all parameters except root length.  Keywords : cocopeat, hidroton, modification, pakcoy
Respons pertumbuhan dan hasil tanaman kedelai (Glycine max L. Merril) akibat cekaman kekeringan dan pemberian konsentrasi asam salisilat Salsabila, Salsabila; Budiyanto, Susilo; Rosyida, Rosyida
Jurnal AGRO Vol. 11 No. 1 (2024)
Publisher : Jurusan Agroteknologi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15575/28244

Abstract

Drought on agricultural land disrupts the growth and production of soybean plants, application of salicylic acid is thought to be able to suppress water stress. This research aimed to examine the growth and production of soybean plants due to drought stress and the application of salicylic acid. The research design used was 3 x 3 Factorial Complete Randomized Design, three repetitions, so there were 27 experimental units. The first factor was drought stress 80% field capacity, 60% field capacity, and 40% field capacity. The second factor was concentration of salicylic acid 0 mM (control), 0,5 mM, and 1 mM. Parameters observed were number of leaves, leave area, fresh weight of biomass, dry weight of biomass, fresh weight of root, dry weight of root, fresh weight of pod, and dry weight of pod. The results showed that 40% field capacity reduced all parameters observed, while the application of salicylic acid up to 1 mM was not able to increase the fresh weight of pods under conditions of 40% and 60% field capacity. The use of salicylic acid with a concentration of up to 1 mM in severe drought conditions has not been able to reduce the impact of drought stress and maintain the stability of soybean yields. Kekeringan pada lahan pertanian menyebabkan terganggunya pertumbuhan dan hasil tanaman kedelai. Aplikasi asam salisilat diduga mampu membantu menekan stress air. Tujuan penelitian ini untuk mengkaji pertumbuhan dan produksi tanaman kedelai akibat cekaman kekeringan dan pemberian asam salisilat pada berbagai konsentrasi. Rancangan penelitian menggunakan Rancangan Acak Lengkap Faktorial 3 x 3, tiga kali ulangan dengan 27 unit percobaan. Faktor pertama cekaman kekeringan berdasarkan Kapasitas Lapang (KL), dengan tiga taraf yaitu 80% Kapasitas Lapang (KL), 60% Kapasitas Lapang (KL), dan 40% Kapasitas Lapang (KL). Faktor kedua konsentrasi asam salisilat, dengan tiga taraf yaitu 0 mM, 0,5 mM, dan 1 mM. Parameter yang diamati jumlah daun (helai), luas daun (cm2), bobot segar biomassa (g), bobot kering biomassa (g), bobot segar akar (g), bobot kering akar (g), bobot segar polong (g), dan bobot kering polong (g). Hasil penelitian menunjukan 40% KL menurunkan semua parameter yang diamati, sedangkan aplikasi asam salisilat hingga 1 mM belum mampu meningkatkan bobot segar polong pada kondisi 40% dan 60% KL. Pemanfaatan asam salisilat dengan konsentrasi hingga 1 mM pada kondisi cekaman kekeringan berat belum mampu menekan dampak stres air dan menjaga stabilitas hasil kedelai.
EVALUASI KESESUAIAN LAHAN SEBAGAI UPAYA PENINGKATAN PRODUKSI TANAMAN PANGAN DI KECAMATAN KASIHAN KABUPATEN BANTUL Wijaya, Yoram Gehing; Budiyanto, Susilo; Purbajanti, Endang Dwi
Jurnal Tanah dan Sumberdaya Lahan Vol. 11 No. 1 (2024)
Publisher : Departemen Tanah, Fakultas Pertanian, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/ub.jtsl.2024.011.1.25

Abstract

Evaluation of land suitability was carried out in Kasihan District to determine the land suitability class for food plants. This research was conducted to determine the limiting factors that resulted in a decrease in soil fertility in the local area. Land suitability classes were obtained in S3, and N classes with limiting factors for water availability (wa), erosion hazard (eh), root media (rc), and nutrient retention (nr). The limiting factors that are found in the study area are the erosion hazard, soil pH, and organic C levels. Improvement efforts as an agricultural area development that can be done are making bunds to reduce slopes, giving biochar to increase organic C levels, and reducing soil pH. The limiting factors of soil texture and depth cannot be repaired. Soil texture is a property of the soil that is influenced by nature and is very difficult to change, and the depth of the soil cannot be changed unless other agricultural commodities are selected.
Involvement of humic acid in production and physiology of soybean (Glycine max L.) under drought stress conditions Budiyanto, Susilo; Almas, Hanifah Syifaa; Rosyida, Rosyida
AGROMIX Vol 15 No 2 (2024)
Publisher : Fakultas Pertanian Universitas Yudharta Pasuruan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35891/agx.v15i2.4432

Abstract

Introduction: This study aims to determine the best effect of soybean plant production and physiology on humic acid application under drought-stress conditions. Methods: This study used a factorial complete randomized design with three levels of humic acid (0 ppm, 500 ppm, and 1000 ppm) and three levels of drought stress (80% KL, 60% KL, and 40%). The parameters analyzed were the number of flowers, pod fresh weight, pod dry weight, number of seeds, leaf chlorophyll, relative water content (RWC), and stomatal density. Results: The highest number of flowers was in the 80% KL drought stress treatment; the highest pod fresh weight and pod dry weight were in the 80% KL drought stress treatment; the highest number of seeds was in the 80% KL drought stress treatment; the highest leaf chlorophyll was in the 1000 ppm humic acid treatment and 80% KL drought stress; the highest relative water content (RWC) was in the interaction between 1000 ppm humic acid and 80% KL drought stress; and the highest stomatal density was in the 80% KL drought stress treatment. Conclusion: Humic acid application affects leaf chlorophyll and relative water content (RWC). Drought stress affects the number of flowers, pod fresh weight, pod dry weight, number of seeds, leaf chlorophyll, relative water content (RWC), and stomatal density. There was an interaction effect between humic acid application and drought stress on the relative water content (RWC) parameter.