Kode Mata KuliahTL1202 / 2 SKS
Penyelenggara153 - Environmental Engineering / FTSL
KategoriLecture
Bahasa IndonesiaEnglish
Nama Mata KuliahDasar Ilmu TanahBasic Soil Science
Bahan Kajian
  1. Pendahuluan: Asal usul tanah, lempung, spesifikasi. gravitasi
  2. Fisika tanah: Fase tanah; konstituen; hubungan massa dan volume Pemisahan tanah dan kelas tekstur, Hukum Stockes Mineralogi partikel dan pengaruhnya terhadap sifat fisik (misalnya kuarsa, kaolinit, montmorillonit); asal usul dan besarnya muatan permanen dan bergantung pada pH Kekuatan antar partikel; flokulasi dan dispersi Konsistensi tanah; batas plastis dan cair; kekuatan tanah, genangan air Struktur tanah: pembentukan, stabilisasi, klasifikasi dan signifikansi Air tanah: status energi, retensi dan aliran. Komponen potensial; potensi matrik dan tegangan air tanah; karakteristik retensi air dan nilai masuknya udara; gradien potensial air; Hukum Darcy dan konduktivitas hidrolik; "Kapasitas lapangan"; konsep dan batasan “titik layu permanen”, dan “kapasitas penyimpanan air tersedia”. Perilaku termal tanah: Hukum Fourier; konduktivitas termal tanah dan kapasitas panas Difusi dalam media berpori: Hukum Fick; koefisien difusi Aerasi tanah: pertukaran konvektif dan difusif; komposisi udara tanah Transportasi zat terlarut dalam tanah: aliran massa dan difusi; transportasi ke akar; pencucian; migrasi ion dalam medan listrik, lapisan ganda difus
  3. Kimia tanah: Reaksi reversibel; aksi massal; konstanta kesetimbangan, ionisasi, konstanta disosiasi: tinjauan singkat pH dan keasaman tanah; penyangga dan penyangga pH tanah Adsorpsi dan pertukaran ion; kapasitas pertukaran ion; koloid tanah liat kristal & amorf Kation “basa”; aluminium yang dapat ditukar; perilaku dan signifikansi hidroksialuminum
  4. Bahan organik tanah: Pendahuluan: definisi beberapa istilah Beberapa sifat fisik lapisan organik Komponen bahan organik tanah; zat humat dan gugus fungsi utamanya; kelat dan siderofor Beberapa sifat kimia bahan organik tanah; KTK; Konsentrasi C dan N, rasio nutrisi; pentingnya rasio C/N Cakrawala organik di dalam tanah Bentuk humus hutan: morfologi, perkembangan, klasifikasi, dan signifikansi
  5. Biologi dan biokimia tanah: Kelompok utama organisme tanah dan perannya Fisiologi mikroba dalam lingkungan tanah: lingkungan fisiko-kimia, nutrisi, energi dan metabolisme, pertumbuhan dan reproduksi Transformasi biokimia N, S, dan P dalam tanah Interaksi mikroba tanah dengan akar tanaman: rizosfer; Simbiosis bintil akar pengikat N; mikoriza
  6. Pelapukan dan pembentukan tanah; Klasifikasi dan survei tanah: Karakteristik bahan induk Pengaruh “faktor pembentukan tanah”; pelapukan fisik dan kimia, proses pembentukan tanah Konsep klasifikasi; klasifikasi teknis dan alam; Sistem Tanah Kanada Hierarki klasifikasi; cakrawala dan simbol cakrawala; ordo tanah dan kelompok besar; penunjukan subkelompok; keluarga tanah dan seri tanah Survei dan pemetaan tanah: skala, metode dan intensitas pengambilan sampel; unit peta; peta tanah vs. peta interpretasi; klasifikasi dan pemetaan kemampuan tanah
  7. Ilmu tanah dalam pengelolaan lingkungan dan pemecahan masalah: Erosi tanah: gambaran umum proses, pencegahan dan pengendalian Pengelolaan tanah dan limbah: siklus nutrisi Konflik tanah dan penggunaan lahan pada campur tangan perkotaan-pedesaan Pengelolaan tanah dan hutan
  1. Introduction: Origin of soils, clays, spec. gravity
  2. Soil physics: Soil phases; constituents; mass and volume relationships Soil separates and texture classes, Stockes’ Law Particle mineralogy and its effects on physical properties (e.g. quartz, kaolinite, montmorillonite); origin and magnitude of permanent and pH-dependent charge Inter-particle forces; flocculation and dispersion Soil consistency; plastic and liquid limits; soil strength, puddling Soil structure: formation, stabilization, classification and significance Soil water: energy status, retention and flow. Potential components; matric potential and soil water tension; water retention characteristics and air entry value; water potential gradient; Darcy’s Law and hydraulic conductivity; “field capacity”; “permanent wilting point’, and “available water storage capacity” concepts and limitations Soil thermal behavior: Fourier’s Law; soil thermal conductivity and heat capacity Diffusion in porous media: Fick’s Law; diffusion coefficient Soil aeration: convective and diffusive exchange; composition of soil air Solute transport in soil: mass flow and diffusion; transport to roots; leaching; migration of ions in an electric field, diffuse double layer
  3. Soil chemistry: Reversible reactions; mass action; equilibrium constant, ionization, dissociation constant: a brief review Soil pH and acidity; soil pH buffers and buffering Ion adsorption and exchange; ion exchange capacities; crystalline & amorphous clay colloids “Base” cations; exchangeable aluminum; hydroxyaluminum behavior and significance
  4. Soil organic matter: Introduction: definition of some terms Some physical properties of organic layers Components of soil organic matter; humic substances and their principal functional groups; chelates and siderophores Some chemical properties of soil organic matter; CEC; C and N conc., nutrient ratios; significance of C/N ratio Organic horizons in soils Forest humus forms: morphology, development, classification, and significance
  5. Soil biology and biochemistry: Major groups of soil organisms and their roles Microbial physiology in the soil environment: physico-chemical environment, nutrition, energy and metabolism, growth and reproduction Biochemical transformations of N, S, and P in soils Interactions of soil microbes with plant roots: rizosphere; N-fixing root nodule symbioses; mycorrhizae
  6. Weathering and soil formation; Soil classification and survey: Parent material characteristics Influence of the “factors of soil formation”; physical and chemical weathering, soil-forming processes Classification concepts; technical and natural classifications; Canadian System of Soil Classification hierarchy; horizons and horizon symbols; soil orders and great groups; subgroup designation; soil families and soil series Soil survey and mapping: scales, methods and sampling intensities; map units; soil maps vs. interpretative maps; soil capability classification and mapping
  7. Soil science in environmental management and problem-solving: Soil erosion: overview of processes, prevention and control Soils and waste management: nutrient cycling Soils and land use conflicts at the urban-rural interference Soils and forest management
Capaian Pembelajaran Mata Kuliah (CPMK)
  1. Mahasiswa mampu memahami karakteristik struktur bangunan sipil, jenis dan modelisasi beban, serta kesetimbangan gaya statik.
  1. Students are able to understand the characteristics of civil building structures, types and modeling of loads, and static force balance.
Metode PembelajaranPBL, SBLPBL, SBL
Modalitas PembelajaranLuring, AsinkronOffline, Asynchronous
Jenis NilaiABCDE
Metode PenilaianUraian, Esai, PresentasiEssay, Presentation
Catatan Tambahan