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SOIL Courses, Corvallis Campus

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Top SOIL 101 INTRODUCTION TO HORTICULTURE, CROP, SOIL, AND INSECT SCIENCE (1)  Offered in current or future terms
Introduces students with interests in horticulture, crop, soil, and insect sciences to educational and professional opportunities in these disciplines. Speakers will discuss opportunities in research and academia as well as in the applied professional job market. Open to all students. CROSSLISTED as CROP 101, ENT 101, HORT 101.

Top SOIL 199 SPECIAL TOPICS (1-16) 
This course is repeatable for a maximum of 16 credits.

Top SOIL 199H SPECIAL TOPICS (1-16) 
This course is repeatable for a maximum of 16 credits. PREREQS: Honors College approval required.

Top SOIL 205 SOIL SCIENCE (3)  Offered in current or future terms Baccalaureate Core Course
Introduction to the chemical, physical and biological nature of soils. Examines how soils function in terms of plant growth, nutrient supply, the global carbon cycle, ecological habitat, and water purification. Community-based learning projects provide hands-on experience with fundamental soil science principles and the impact of human activities on soil quality and sustainability. Lec. (Bacc Core Course if taken with SOIL 206 or FOR 206) PREREQS: SOIL 206* [D-] or FOR 206* [D-]

Top SOIL 206 SOIL SCIENCE LABORATORY FOR SOIL 205 (1)  Offered in current or future terms Baccalaureate Core Course Has Extra Fees
Students will gain hands-on experience with soil science concepts and applications. Laboratory exercises and field trips will help students develop proficiency in the methods/tools for analyzing soil chemistry, biology, morphology, physical properties, and soil forming factors. Skills will be taught in the context of soils' social, economic, and environmental importance. (Bacc Core Course if taken with SOIL 205) COREQS: SOIL 205

Top SOIL 299 SPECIAL TOPICS (1-16) 
This course is repeatable for a maximum of 16 credits.

Top SOIL 299H SPECIAL TOPICS (1-16) 
This course is repeatable for a maximum of 16 credits. PREREQS: Honors College approval required.

Top SOIL 316 NUTRIENT CYCLING IN AGROECOSYSTEMS (4)  Offered in current or future terms Has Extra Fees
Nutrient forms, transformations, and cycling. Diagnosis and correction of nutrient deficiencies, pH and salinity. Impact of nutrient management practices on crop production, soil health, nutrient use efficiency, and environmental quality. Organic and inorganic fertilization. Labs include soil sampling and testing procedures, data collection on soil and plants, computer applications for soil fertility management, and field trips. Lec/lab. PREREQS: CH 121 [D-] and (SOIL 205 [D-] or CSS 205 [D-] or CSS 305 [D-] )

Top SOIL 325 AG AND ENVIRONMENTAL PREDICAMENTS: A CASE STUDY APPROACH (3)  Offered in current or future terms WIC Core Course
Evaluation of controversial agricultural and environmental problems. Production of clear oral and written documents describing and analyzing problems and specific courses of action utilizing team-building skills. (Writing Intensive Course) CROSSLISTED as CROP 325. PREREQS: (CSS 305 [D-] or CSS 205 [D-] or SOIL 205 [D-] )

Top SOIL 335 INTRODUCTION TO WATER SCIENCE AND POLICY (3)  Baccalaureate Core Course
Policy and science of the hydrologic cycle. Emphasis on interaction between water's natural time-space fluctuations and human uses. (Bacc Core Course)

Top SOIL 366 ECOSYSTEMS OF WILDLAND SOILS (3) 
Focuses on soils that occur in relatively undisturbed ecosystems such as forests and rangelands. Topics covered include properties and processes specific to understanding and managing the soil resource in these areas. An overview of US Soil Taxonomy will also be given. PREREQS: (SOIL 205 [D-] or CSS 205 [D-] or CSS 305 [D-] ) and an understanding and appreciation of environmental chemistry, biology, ecology, and physics is needed for this course.

Top SOIL 399 SPECIAL TOPICS (1-16)  Offered in current or future terms
This course is repeatable for a maximum of 16 credits.

Top SOIL 401 RESEARCH (1-16)  Offered in current or future terms
This course is repeatable for a maximum of 16 credits.

Top SOIL 403 THESIS (1-16)  Offered in current or future terms
Independent, original study and preparation of a senior thesis. This course is repeatable for a maximum of 16 credits. PREREQS: Senior standing.

Top SOIL 405 READING AND CONFERENCE (1-16) 
This course is repeatable for a maximum of 16 credits. PREREQS: Junior standing.

Top SOIL 405H READING AND CONFERENCE (1-16) 
This course is repeatable for a maximum of 16 credits. PREREQS: Junior standing and Honors College approval required.

Top SOIL 407 SEMINAR (1-16)  Offered in current or future terms
This course is repeatable for a maximum of 16 credits. PREREQS: Junior standing.

Top SOIL 408 WORKSHOP (1-16)  Offered in current or future terms
Evaluation and judging of soils in Oregon and other states; directed studies of soil morphology, soil survey, soil fertility, soil physics, soil chemistry, soil biology, and soil information systems. This course is repeatable for a maximum of 16 credits.

Top SOIL 409 PRACTICUM (1-16)  Offered in current or future terms
This course is repeatable for a maximum of 16 credits.

Top SOIL 410 INTERNSHIP (1-6)  Offered in current or future terms
Professional work experience previously approved and supervised by the department, written report required. This course is repeatable for a maximum of 12 credits. PREREQS: Junior standing.

Top SOIL 435 ENVIRONMENTAL SOIL PHYSICS (3)  Offered in current or future terms
Covers principles of soil physical properties and processes as they relate to agricultural, hydrological and environmental problems. Lec/lab. Offered odd years. PREREQS: (CSS 205 [D-] or CSS 305 [D-] or SOIL 205 [D-] ) and CH 123 and MTH 241 and PH 201 or equivalent.

Top SOIL 445 ENVIRONMENTAL SOIL CHEMISTRY (3)  Offered in current or future terms
Structural chemistry of clay minerals and organic matter, cation and anion exchange, and soil solution equilibria of soils. Ion exchange, mineral-solution equilibria, and adsorption reactions of silicate clays, oxides, and organic matter are emphasized. Covers the sorption behavior of environmental contaminants and the weathering reactions that govern the transport of reactive solutes through soils. Lec/rec. Offered odd years.

Top SOIL 455 BIOLOGY OF SOIL ECOSYSTEMS (4)  Offered in current or future terms
A detailed study of the organisms that live in the soil and their activities in the soil ecosystems, soil as a habitat for organisms, taxonomy and biology of soil organisms, fundamentals of nutrient cycles, special topics in soil biology, review basis of soil microbial and ecological principles. Lec/rec/lab. PREREQS: (CSS 305 or CSS 205 or SOIL 205). Courses in chemistry, physics, and microbiology are recommended.

Top SOIL 466 SOIL MORPHOLOGY AND CLASSIFICATION (4)  Offered in current or future terms Has Extra Fees
Observation and description of soil properties in the field; writing soil profile descriptions; evaluating criteria that define features used to classify soils; using soil classification keys. Lec/lab. PREREQS: (SOIL 205 [D-] or CSS 205 [D-] or CSS 305 [D-] )

Top SOIL 468 SOIL LANDSCAPE ANALYSIS (4)  Offered in current or future terms Has Extra Fees
Principles of soil geomorphology, soil stratigraphy, and surficial processes as applied to understanding the soil system and landscape scales. Emphasis on field observations of soils, geomorphic surfaces, and environment. Field project entails design of soil survey map units, field mapping and GIS cartographic techniques. Lec/lab. Offered even years. PREREQS: (SOIL 466* [D-] or CSS 466* [D-] )

Top SOIL 475 SOIL RESOURCE POTENTIALS (4) 
Course builds on knowledge from introductory pedology, soil chemistry, soil physics and soil biology to practice the evaluation of nutrient availability and soil moisture storage in the rooting space. Results from the application of pedotransfer functions to observations at the pit wall are translated into quantitative, numerical expressions of soil resource potentials. Lec/lab. PREREQS: (SOIL 435 [D-] and SOIL 455 [D-] and SOIL 466 [D-] )

Top SOIL 499 SPECIAL TOPICS (1-16) 
This course is repeatable for a maximum of 16 credits. PREREQS: Junior standing.

Top SOIL 499H SPECIAL TOPICS (1-16) 
This course is repeatable for a maximum of 16 credits. PREREQS: Junior standing and Honors College approval required.

Top SOIL 501 RESEARCH AND SCHOLARSHIP (1-16)  Offered in current or future terms
This course is repeatable for a maximum of 16 credits.

Top SOIL 503 THESIS/DISSERTATION (1-16)  Offered in current or future terms
This course is repeatable for a maximum of 999 credits.

Top SOIL 505 READING AND CONFERENCE (1-16)  Offered in current or future terms
This course is repeatable for a maximum of 16 credits.

Top SOIL 506 PROJECTS (1-16) 
This course is repeatable for a maximum of 16 credits.

Top SOIL 507 SEMINAR (1-16)  Offered in current or future terms
This course is repeatable for a maximum of 16 credits.

Top SOIL 508 WORKSHOP (1-16)  Offered in current or future terms
Evaluation and judging of soils in Oregon and other states; directed studies of soil morphology, soil survey, soil fertility, soil physics, soil chemistry, soil biology, and soil information systems. This course is repeatable for a maximum of 16 credits.

Top SOIL 509 PRACTICUM IN TEACHING (1-3)  Offered in current or future terms
Developing skills and competence in teaching under staff supervision; organization and presentation of instructional material by assisting in laboratory, recitation, and lectures. CROSSLISTED as ENT 509, CROP 509, PBG 509. This course is repeatable for a maximum of 9 credits.

Top SOIL 513 PROPERTIES, PROCESSES, AND FUNCTIONS OF SOILS (4) 
Physical, chemical, biological, and landscape properties; processes of fluid retention and movement, weathering and cation exchange, decomposition and C-N dynamics, erosion and sedimentation; functions of hydrologic regulation, nutrient cycling, environmental protection, ecological habitat. PREREQS: CH 223 or CH 233 or CH 233H or equivalent

Top SOIL 515 SOIL FERTILITY MANAGEMENT (3) 
Management of plant nutrients in agronomic systems; diagnosis of nutrient availability and prediction of crop response to fertilizers; interactions between nutrient response and chemical, physical and biological properties of soils. PREREQS: CSS 315 and courses in statistics, chemistry and plant physiology.

Top SOIL 523 PRINCIPLES OF STABLE ISOTOPES (3)  Offered in current or future terms
An introduction to the theory and use of stable isotopes. Applications of stable isotopes to soil science, plant physiology, hydrology, and ecosystem studies. Offered even years.

Top SOIL 525 MINERAL-ORGANIC MATTER INTERACTIONS (3)  Offered in current or future terms
Studies the fundamental properties of the mineral-organic interface and the mechanisms of interaction between mineral and organic soil properties. PREREQS: CSS 305 or CSS 205 or SOIL 205 or equivalent.

Top SOIL 535 SOIL PHYSICS (3) 
Theoretical elements of soil physical properties and processes related to agricultural, hydrological and environmental problems. Offered fall term in even years. PREREQS: Recommended are CSS 305, CSS 205, SOIL 205, MTH 241, CH 123, PH 201 or equivalent.

Top SOIL 536 VADOSE ZONE HYDROLOGY LABORATORY (1) 
Experimental elements of soil physical properties and processes allowing practical experience in the measurement and analysis of soil physical processes related to agricultural, hydrological and environmental problems. Weekly laboratory. Offered even years. PREREQS: CH 123 and PH 201 or equivalent.

Top SOIL 545 ENVIRONMENTAL SOIL CHEMISTRY (3)  Offered in current or future terms
Structural chemistry of clay minerals and organic matter, cation and anion exchange, and soil solution equilibria of soils. Ion exchange, mineral-solution equilibria, and adsorption reactions of silicate clays, oxides, and organic matter are emphasized. Covers the sorption behavior of environmental contaminants and the weathering reactions that govern the transport of reactive solutes through soils. Lec/rec. Offered odd years.

Top SOIL 547 NUTRIENT CYCLING (3)  Offered in current or future terms
Reviews and discusses ecosystem-level biogeochemical concepts for terrestrial and freshwater ecosystems, primarily by reading and discussing classic and current literature to determine the state-of-knowledge and uncertainties associated with it. Topics include root nutrient uptake mechanisms, soil chemical and biochemical transformations in different soil and ecosystems, measuring soil solution and watershed fluxes, soil organic matter formation and structure, the meaning of sustainability, the concept of N saturation in terrestrial ecosystems, and the use of natural abundance and tracer isotopes in ecosystem biogeochemistry. While forest biogeochemical processes will be emphasized, desert, aquatic, wetland, and prairie ecosystems will also be explored. CROSSLISTED as BOT 547. PREREQS: College-level chemistry and biology and one class in ecology (BI 370 or equivalent) and/or soils (e.g., SOIL 205).

Top SOIL 555 BIOLOGY OF SOIL ECOSYSTEMS (4)  Offered in current or future terms
A detailed study of the organisms that live in the soil and their activities in the soil ecosystems, soil as a habitat for organisms, taxonomy and biology of soil organisms, fundamentals of nutrient cycles, special topics in soil biology, review basis of soil microbial and ecological principles. Lec/rec/lab. PREREQS: CSS 305 or CSS 205 or SOIL 205. Courses in chemistry, physics, and microbiology are recommended.

Top SOIL 566 SOIL MORPHOLOGY AND CLASSIFICATION (4)  Offered in current or future terms Has Extra Fees
Observation and description of soil properties in the field; writing soil profile descriptions; evaluating criteria that define features used to classify soils; using soil classification keys. Lec/lab. PREREQS: CSS 305 or CSS 205 or SOIL 205

Top SOIL 568 SOIL LANDSCAPE ANALYSIS (4)  Offered in current or future terms Has Extra Fees
Principles of soil geomorphology, soil stratigraphy, and surficial processes as applied to understanding the soil system at landscape scales. Emphasis on field observations of soils, geomorphic surfaces, and environment. Field project entails design of soil survey map units, field mapping and GIS cartographic techniques. Lec/lab. Offered odd years. PREREQS: (CSS 566* [C] or SOIL 566* [C] )

Top SOIL 591 SELECTED TOPICS (1-16) 
Course content and title will change with each offering. This course is repeatable for a maximum of 16 credits.

Top SOIL 599 SPECIAL TOPICS (1-16)  Offered in current or future terms
This course is repeatable for a maximum of 16 credits.

Top SOIL 601 RESEARCH (1-16)  Offered in current or future terms
This course is repeatable for a maximum of 16 credits.

Top SOIL 603 THESIS/DISSERTATION (1-16)  Offered in current or future terms
This course is repeatable for a maximum of 999 credits.

Top SOIL 605 READING AND CONFERENCE (1-16) 
This course is repeatable for a maximum of 16 credits.

Top SOIL 606 PROJECTS (1-16) 
This course is repeatable for a maximum of 16 credits.

Top SOIL 607 SEMINAR (1-16)  Offered in current or future terms
This course is repeatable for a maximum of 16 credits.

Top SOIL 608 WORKSHOP (1-16) 
This course is repeatable for a maximum of 16 credits.

Top SOIL 609 PRACTICUM IN TEACHING (1-3) 
Developing skills and competence in teaching under staff supervision; organization and presentation of instructional material by assisting in laboratory, recitation, and lectures. Graded P/N. This course is repeatable for a maximum of 9 credits.

Top SOIL 635 ADVANCED SOIL PHYSICS (3) 
Explores theoretical development of a key topic in soil physics. Topics may include evaporation from porous media, multiphase fluid movement, soil deformation, and soil salinization, with respect to either historical development, present day understanding or future needs of the field. Course structure incorporates lectures and discussion requiring intensive student participation. Offered odd years. PREREQS: (CSS 535 [C] or SOIL 535 [C] ) and a working knowledge of soil physics and a passing grade in a graduate-level soil physics course.

Top SOIL 645 SOIL MICROBIAL ECOLOGY (3) 
An advanced treatment of current topics in soil microbiology, with an emphasis on the ecology of soil microorganisms. Topics include the size, composition, diversity, and activity of soil microbial communities, linkage of microbial community structure to ecosystem functions, and applications of molecular biology to soil microbiology. Offered even years. PREREQS: Recommend SOIL 455 or CSS 455 or MB 448.

Top SOIL 684 GLOBAL BIOGEOCHEMICAL CYCLES (4)  Offered in current or future terms
An in-depth treatment of global biogeochemical cycles, focusing on cycles of carbon, oxygen, nitrogen, phosphorus, and sulfur in the atmosphere, hydrosphere, and lithosphere. CROSSLISTED as GEO 684. PREREQS: One year of college-level physics and chemistry, including introductory biology or equivalent. One year of graduate course work in soil, earth, ocean, atmospheric, or forest science or equivalent or consent of instructor.

Top SOIL 691 SELECTED TOPICS (1-16) 
This course is repeatable for a maximum of 16 credits.

Top SOIL 699 SPECIAL TOPICS (1-16) 
This course is repeatable for a maximum of 16 credits.



 
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