Increased soil heavy metal concentrations are suggested to cause roots to work harder. This research was to study the growth and phytoextraction behaviors of elephant grass in soil amended with industrial waste. Soil samples were obtained from an experimental field treated with a heavy metal containing waste at 0, 15 and 60 Mg ha-1, CaCO3 at 0 and 5 Mg ha-1, and compost at 0 and 5 Mg ha-1. Soil samples were planted with elephant grass, 8 weeks after which the soil samples were analyzed for Cu and Zn. Plant roots and shoots were harvested and weighed for their dry-masses and analyzed for Cu and Zn. The results demonstrate that the Root/Shoot increased and show good correlations with the increase in soil Cu or Zn. The plant Cu or Zn increased with the increase in soil Cu or Zn but decreased with liming. Plant Cu and Zn in roots and the whole plants as well as their TFs were well correlated with soil Cu and Zn. These observations confirm that the root/shoot growth and Cu and Zn absorption by elephant grass are governed by soil Cu and Zn and elephant grass is a Cu and Zn phytoextractor.
Bantuan Langsung Sementara Masyarakat (yang selanjutnya disebut BLSM) adalah kompensasi yang diberikan pemerintah kepada orang miskin guna mengurangi beban ekonomi yang semakin menekan kehidupan mereka, sebagai akibat naiknya harga BBM yang membawa dampak membubungnya harga kebutuhan pokok. Penelitian ini dilatarbelakangi oleh banyaknya kasus yang menyatakan bahwa penyaluran BLSM tidak tepat sasaran, ada BLSM yang diperuntukkan bagi masyarakat tidak mampu secara ekonomi, namun terkadang masih ada masyarakat kaya yang juga menerimanya khususnya di kabupaten Indramayu, hal tersebut menyulitkan pihak penyeleksi dalam mengadakan penyeleksian calon penerima dana BLSM ini untuk itu dibuat sistem pendukung keputusan dalam menentukan penerima BLSM di kabupaten Indramayu dengan menggunakan metode Analytic Hierarchy Process (AHP). Tujuan penelitian ini adalah Memberikan usulan untuk prioritas penerima BLSM agar tepat sasaran dan dapat membantu pemerintah kabupaten indramayu dalam pengambilan keputusan. Berdasarkan hasil analisis dengan menggunakan metode AHP, maka dapat dihasilkan suatu alternatif pengambilan keputusan dalam menentukan penerima BLSM yang efektif yang dapat menyaring 39% masyarakat yang seharusnya tidak mendapatkan BLSM.Bantuan Langsung Sementara Masyarakat (BLSM) is the compensation given by the government to the poor in order to reduce the economic burden of an increasingly pressing their lives, as a result of rising fuel prices impact soaring prices of basic necessities. This research is motivated by the many cases which states that the distribution BLSM not on target, there BLSM not intended for economically disadvantaged communities, but sometimes there are people who also receive particularly rich in Kabupaten Indramayu, it is difficult for the selectors to selection of recipients of funds held BLSM made to the decision support system in determining the recipient BLSM in Kabupaten Indramayu using Analytic Hierarchy Processahp (AHP) method. The purpose of this study is to provide the proposed recipient BLSM priority for the right target and can help local governments indramayu in decision making. Based on the analysis by using the method of AHP, it can produce an alternative decision-making in determining effective BLSM receiver that can filter out 39% of the people who should not get BLSM.
In the world of higher education, lecturers are one of the main components in building quality and quantity. Good quality will give good results as well, to improve the quality of each lecturer, it is necessary to have an award given to lecturers from the campus so that it becomes a motivation for lecturers to improve the quality given to students and the community. Amik Mitra Gama is a private campus located in the Duri Riau area, in this case to improve the quality of education one of the steps taken is to give awards and appreciation to the best lecturers who will be selected every year. To realize this, we need an easy calculation system that is carried out in the form of ranking according to the final value, therefore a decision support system using the ARAS method is chosen because it is very appropriate for the selection process and provides convenience in the calculations which are determined based on ranking. The decision support system using the ARAS method uses 8 criteria that are set as a reference in determining the best lecturers, namely Recent Education, Lecturer Functional Position, Lecturer Certification, Number of Journal Publications, Roles in Research, Journal Publication History, Research Grants, and Community Service. There are 10 lecturers in the field of computers who will be used as alternative data with lecturer codes D01, D02, D03, D04, D05, D06, D07, D08, D09, D10. The results obtained from this study are the lecturer code D04 = 0.0974, D06 = 0.0965, D09 = 0.0932, D07 = 0.0903, D03 = 0.0901 was selected as the best lecturer in 2021/2022. So that the results of this study can help the campus to determine the best lecturers every year fairly and be selected based on rankings.
Teknologi informasi sangat berperan penting dalam sektor kehidupan manusia, termasuk sector perdagangan. saat ini baru 8% busninessman yang memanfaatkan teknologi digital dan belum mengoptimalkan sistem yang terkomputerisasi dalam pelayanannya. Sistem yang terkomputerisasi dapat membantu mengolah data dan informasi sehingga mempercepat proses pelayanan. Salah satu bidang usaha yang belum memaksimalkan teknologi informasi secara menyeluruh adalah Gerai Fla-Fla Milkshake. Sistem pencatatan inventory dan laporan hasil penjualan saat ini masih ditulis secara manual pada lembaran kertas, sehingga terkadang menimbulkan kekeliruan pencatatan laporan hasil penjualan dan jumlah stok barang. Hal tersebut mengakibatkan data yang diterima tidak akurat dan harus menghitung ulang. Penulis berinisiatif merancang sebuah sistem inventory berbasis website untuk mempermudah pengelolaan inventory dan pembuatan laporan penjualan pada Gerap Fla-Fla Milkshake. Penelitian ini menghasilkan rancangan database dan sistem yang digambarkan dalam bentuk flowchart sistem, Entity Relationship Diagram (ERD), relasi antar tabel, dan rancangan interface sistem inventory.
Ubi kayu (Manihot esculenta Crantz) memiliki kemampuan adaptasi yang baik, yaitu dapat tumbuh pada kondisi tanah yang memiliki pH masam, kandungan senyawa Al yang tinggi dan sifat fisik tanah yang kurang baik yang sangat potensial. Dalam jangka pendek pengolahan tanah intensif bersifat positif bagi tanaman, namun pengolahan tanah secara berlebih dalam jangka panjang akan menimbulkan dampak negatif terhadap produktivitas lahan dan menurunkan kualitas tanah.Sedangkan, pada lahan kebun campuran menerapkan sistem olah tanah minimum yang dapat menjaga tanah dari bahaya erosi yang mengakibatkan terjadinya pengikisan lapisan top soil dan mengurangi evaporasi tanah sehingga mempertahankan kelembaban tanah. Penelitian ini bertujuan untuk mempelajari perbedaan morfologi dan sifat kimia tanah pada lahan yang telah ditanami ubi kayu dan kebun campuran selama 15 tahun di Desa Adipuro, Kecamatan Trimurjo, Kabupaten Lampung Tengah. Dalam pelaksanaanya, penelitian ini dilakukan dengan tahapan survei yaitu penentuan lokasi, pengumpulan data, dan analisis laboratorium. Hasil penelitian ini menunjukkan pada lahan kebun campuran memiliki morfologi tanah dan sifat kimia yang lebih baik dibanding pertanaman ubi kayu.
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