OFFICE OF EXTENDED STUDIES (Summer Term, Winter Term, Freshmen Connection, Freshmen First, Pre-College Programs, Professional Programs, Continuing Education Programs)
Appendix D: UNIVERSITY OF MARYLAND POLICY AND PROCEDURES ON THE DISCLOSURE OF STUDENT EDUCATION RECORDS III-6.30(A)
Appendix J: UNIVERSITY OF MARYLAND PROCEDURES FOR REVIEW OF ALLEGED ARBITRARY AND CAPRICIOUS GRADING--UNDERGRADUATE STUDENTS III-1.20(B)
Appendix M: UNIVERSITY OF MARYLAND POLICY ON THE COLLECTION, USE AND PROTECTION OF ID NUMBERS VI-26.00(A)
Appendix O: UNIVERSITY OF MARYLAND POLICY ON PROMOTING RESPONSIBLE ACTION IN MEDICAL EMERGENCIES (APPROVED BY THE PRESIDENT V-1.00(J)
The following list includes undergraduate courses that have been approved as of May 2014. Courses added after that date do not appear in this list. Courses eliminated after that date may still appear. Not every course is offered regularly. Students should consult the Schedule of Classes at www.testudo.umd.edu to ascertain which courses are actually offered during a given semester.
Use the search box below to view the approved courses.
Courses in "PLSC-Plant Sciences"
PLSC - Plant Sciences
PLSC 100 Introduction to Horticulture (4) An overview to the art and science of horticulture. Relationships between plant science and plant production, the use of horticultural plants and plant stress as influenced by cultural practices.
PLSC 101 Introductory Crop Science (4) Major crop plants including: anatomy, physiology, morphology, history, use, adaptation, culture, improvement and economic importance.
PLSC 115 How Safe is Your Salad? The Microbiological Safety of Fresh produce (3) Recommended: PLSC100, PLSC101, or BSCI105. As food is produced in larger quantities and made to travel longer distances, keeping our food safe in this day and age is an ever growing challenge. This course will focus on the question of what it takes to grow and maintain safe fruits and vegetables, as food travels along the path from the farm to your fork. Food safety of fresh produce will be discussed from the public health, agricultural, economical and policy perspectives.
PLSC 120 Mushrooms and Molds (3) Students will learn about how essential fungi (mushroom, molds, and alikes) are in this world and how they affect our daily lives. They will learn how fungi interact with animals, plants and other organisms in positive and negative ways. Also, they will study the importance of fungi in biotechnology and food and how they have shaped many societies throughout history.
PLSC 171 Introduction to Urban Forestry (3) Students are taught the basic concepts and principles of urban forestry. They will learn about the role of urban forests and green infrastructure as related to sustainability of local and global environments and communities. Urban forests will be studied from the perspectives of science, community development, landscape management, public policies, and laws.
PLSC 201 Plant Structure and Function (4) Prerequisite: PLSC100; or PLSC101. And CHEM103; or CHEM131. And CHEM132. The relationship between plant structure and function and how the environment influences changes in the physiology to control higher plant growth and development are studied.
PLSC 202 Management of Horticultural Crops (4) Prerequisite: PLSC100. Recommended: BSCI105. A study of the principles and practices used in the production of horticultural crops. Management of soils and soilless media, vegetative and reproductive growth and development, pests, harvest, post-harvest environment and marketing will be presented for model commodities.
PLSC 203 Plants, Genes and Biotechnology (3) Prerequisite: BSCI103 or BSCI105. An overview of the history, genetics, and reproductive mechanisms for agronomic and horticultural plants that examines mechanisms of genetic improvement ranging from traditional plant breeding to tissue culture and genetic engineering. Social and political issues such as germplasm preservation and international intellectual property rights will also be discussed.
PLSC 204 Fundamentals of Agricultural Mechanics (3) Credit only granted for: ENBE200 or PLSC204. Formerly: ENBE200. A comprehensive course that teaches the fundamentals of agricultural related mechanics. Lecture and lab exercises will cover the broad range of topics associated with agricultural mechanics including electricity, plumbing, welding processes, and wood and metal working applications. Emphasis will be given to the design and installation of electrical circuits. It will also include project planning and implementation including development of safety protocols for each area of study and introduction of GPS equipment and software for survey data collection.
PLSC 226 Plant Diversity (4) Prerequisite: PLSC201; or permission of instructor. Students will learn to identify and understand relationships among major plant families of northeastern North America, especially of the Mid-Atlantic region, through lecture, field, and laboratory study. Characteristics and biogeography of and evolutionary relationships among families are emphasized in lecture. These characteristics will be woven together to provide understanding of the ecological and evolutionary drivers of plant diversity and the history of the field. Sight identification of families, genera, and species and keying skills are stressed in field and laboratory sessions.
PLSC 235 Irrigation and Drainage (3) Credit only granted for: PLSC235 or PLSC489I. Formerly: PLSC489I. An overview of U.S. and state water doctrines and plant water use rates. Irrigation systems for residential and athletic field use will be discussed covering such topics as hydraulics, sprinkler spacing, pipe selection and sizing, pumps, controllers, valves, and irrigation trouble shooting. Surface and subsurface drainage for turfgrass sites will also be covered.
PLSC 244 Herbaceous Plants (3) Prerequisite: PLSC100 or PLSC101. Credit only granted for: PLSC244 or PLSC489A. Formerly: PLSC489A. Herbaceous plants are integral components of residential and commercial landscapes. Students will become familiar with 250 annual and perennial plants. The emphasis will be on plant management requirements and seasonal variation in the landscape.
PLSC 253 Woody Plants for Mid-Atlantic Landscapes I (3) Prerequisite: PLSC100. A field and laboratory study of trees, shrubs, and vines used in ornamental plantings. Major emphasis is placed on native deciduous plant materials.
PLSC 254 Woody Plants for Mid-Atlantic Landscape II (3) Prerequisite: PLSC100 and PLSC253; or permission of instructor. A field and laboratory study of trees, shrubs, and vines used in ornamental plantings. Major emphasis is placed on introduced and evergreen plant materials.
PLSC 255 Landscape Design and Implementation (4) Prerequisite: PLSC253 or PLSC254. Restriction: Must not have completed LARC141; and must not have completed LARC341. Principles of landscape architecture applied to residential and commercial landscaping: informal and formal designs and plan graphics.
PLSC 271 Plant Propagation (3) Prerequisite: BSCI105 and PLSC100. A study of the principles and practices in the propagation of plants.
PLSC 272 Principles of Arboriculture (3) Prerequisite: PLSC100 and PLSC171. Recommended: ENST200. The establishment and maintenance of healthy trees in an urban setting will be studied. Lectures will focus on the environmental constraints to tree development in the city, and the role of physiological processes in regulating tree vigor. Laboratory exercises will cover the unique aspects of urban soils, tree valuation procedures, pruning and training, and supervised climbing.
PLSC 275 Fundamentals of Agricultural Chemistry (3) Prerequisite: CHEM131 and CHEM132; and (PLSC100, PLSC101, BSCI105, or BSCI106). Restriction: Must not have completed CHEM104 or CHEM105. And must be in a major within AGNR-Plant Science & Landscape Architecture department; or must be in a major within AGNR-Animal & Avian Sciences department; or permission of instructor. Credit only granted for: PLSC275, CHEM104, or CHEM105. An in-depth discussion of chemistry targeted to students enrolled in plant and animal management curricula offered in AGNR. Covers the nomenclature and basic functional groups in organic chemistry, secondary plant metabolites, basic tenets of organic agriculture and the creation of genetically-modified plants. The chemistry, handling and usage of agricultural pesticides is also discussed.
PLSC 303 International Crop Production (3) Prerequisite: BSCI105; or students who have taken courses with comparable content may contact the department. An introduction to the biological dimension of world hunger. The problems and potentials for increasing world food supply based on current agronomic knowledge. Emphasis on international aspects of food crop production and the interrelationships between agriculture and human populations in the developing world.
PLSC 305 Introduction to Turf Management (3) Principles of turf culture. Identification and uses of turfgrass species; turfgrass fertilization, cultivation, mowing and establishment; and the identification of turf pests.
PLSC 321 Landscape Structures and Materials (3) Prerequisite: PLSC320. Also offered as: LARC321. Credit only granted for: LARC321 or PLSC321. An examination of the use, properties, and detailing of materials used in landscape construction. The use and design of structures in the landscape.
PLSC 361 Commercial Principles of Landscape Management (3) Prerequisite: BMGT220; or permission of AGNR-Plant Science & Landscape Architecture department. Corequisite: PLSC100 or PLSC101. Recommended: LARC160. Commercial management practices associated with the landscape build/design and maintenance industry are emphasized. Lectures focus on strategic planning, job cost management, bidding and estimating, marketing, and personnel management. Laboratories and field trips familiarize students with the landscape industry by interfacing with corporations and industry-related term projects.
PLSC 388 Honors Thesis Research (3-6) Prerequisite: Must be in the AGNR Honors Program. Repeatable to 6 credits if content differs. Undergraduate honors thesis research conducted under the direction of an AGNR faculty member in partial fulfillment of the requirements of the College of AGNR Honors Program. The thesis will be defended to a faculty committee.
PLSC 389 Internship (1-3) Prerequisite: Permission of AGNR-Plant Science & Landscape Architecture department. Restriction: Junior standing or higher. And must be in Plant Sciences program; or must be in Landscape Architecture program. Repeatable to 6 credits if content differs. Credit will be given for practical work carried out at one or more horticultural, agronomic, landscape industries, botanical gardens, or arboreta under formally arranged internships.
PLSC 398 Seminar (1) Restriction: Senior standing. And must be in Landscape Architecture program; or must be in Plant Sciences program. Oral presentation of the results of investigational work by reviewing recent scientific literature in the various phases of natural resource sciences, horticulture and agronomy.
PLSC 399 Special Problems in Plant Science (1-3) Prerequisite: 12 credits in PLSC courses; and permission of AGNR-Plant Science & Landscape Architecture department. Restriction: Must be in Plant Sciences program. Repeatable to 6 credits. Research projects in Plant Science including field, greenhouse, laboratory, studio and/or library studies. Research is conducted under the direction of a faculty member.
PLSC 400 Environmental Plant Physiology (4) Prerequisite: PLSC100 or PLSC101; or (BSCI106 and BSCI105). Recommended: CHEM131 and CHEM132. Restriction: Junior standing or higher. Formerly: 4. An introduction to the basic physical and physiological principles necessary for understanding the interactions between plants and their environment. The overall objective is to understand plant responses and adaptions to the environment and the ecological relevance of these responses.
PLSC 401 Pest Management Strategies for Turfgrass (3) Prerequisite: PLSC305. Interdisciplinary view of weed, disease, and insect management from an agronomy perspective. Plant responses to pest invasion, diagnosis of pest-related disorders, and principles of weed, disease and insect suppression through cultural, biological and chemical means are discussed.
PLSC 402 Sports Turf Management (3) Prerequisite: PLSC305 and PLSC401. Sports turf management, including design, construction, soil modification, soil cultural techniques, pesticide use, fertilization, and specialized equipment.
PLSC 407 Advanced Crop Science (3) Prerequisite: PLSC101 and BSCI105. A study of principles of production for forage crops, corn, small grains, rice, millets, sorghums, soybeans and other oil seed crops. Their seed production, processing, distribution and the current federal and state seed control programs for these agronomic crops will also be discussed.
PLSC 410 Commercial Turf Maintenance and Production (3) Prerequisite: PLSC305; or permission of AGNR-Plant Science & Landscape Architecture department. Agronomic programs and practices used in hydroseeding, commercial lawn care, sod production and seed production. Current environmental, regulatory and business management issues confronting the turfgrass industry.
PLSC 415 Diseases of Trees and Shrubs (3) Prerequisite: PLSC100 and PLSC201; or permission of instructor. Credit only granted for: PLSC415 or PLSC489E. Formerly: PLSC489E. Diseases on woody plants commonly planted or native to Mid-Atlantic region. Biology, identification and management of important plant pathogens.
PLSC 420 Principles of Plant Pathology (4) Prerequisite: CHEM131, CHEM132, and PLSC201; or students who have taken courses with comparable content may contact the department. An introduction to the causal agents, nature and management of plant diseases with particular attention paid to economically important diseases of horticultural and agronomic crops.
PLSC 425 Green Roofs and Urban Sustainability (1) Credit only granted for: PLSC425 or PLSC489V. Formerly: PLSC489V. The integration of disciplines associated with sustainability issues. Topics range from plant science to design to policy, all of which can contribute to improving the urban environment.
PLSC 430 Water and Nutrient Planning for the Nursery and Greenhouse Industry (3) Prerequisite: CHEM131 and CHEM132; or ENST200; or permission of instructor. Recommended: PLSC432. Skills will be developed in order to write nutrient management plans for the greenhouse and nursery industry. Completion of this course can lead to professional certification in nutrient planning by the State of Maryland after MDA examinations are passed.
PLSC 432 Greenhouse Crop Production (3) Prerequisite: PLSC201 and PLSC202; and must have completed or be concurrently enrolled in BSCI442. The commercial production and marketing of ornamental plant crops under greenhouse, plastic houses and out-of-door conditions.
PLSC 433 Technology of Fruit and Vegetable Production (4) Prerequisite: PLSC201, NRSC411, PLSC271, and PLSC202; or students who have taken courses with comparable content may contact the department. Corequisite: BSCI442. Recommended: ENST200. Restriction: Junior standing or higher. Credit only granted for: NRSC411 or PLSC433. A critical analysis of research work and application of the principles of plant physiology, chemistry and botany to practical problems in the commercial production of fruit and vegetable crops.
PLSC 452 Environmental Horticulture (3) Prerequisite: PLSC100 or PLSC101; and (PLSC253 and PLSC254). Environmental horticulture principles used in the establishment and maintenance of plant materials in residential and commercial landscapes will be addressed. The effect of soil conditions, environmental factors, and commercial practices will be discussed in relation to the growth and development of newly-installed plant materials. Field diagnostics will be used by students to assess significant problems of plant decline. Environmental sustainability will be combined with current commercial practices of storm water management, nutrient management, and irrigation management to achieve an integrated approach to plant management.
PLSC 453 Weed Science (3) Weed identification, ecology, and control (cultural, mechanical, biological, and chemical methods).
PLSC 460 Application of Knowledge in Plant Sciences (3) Prerequisite: PLSC100 or PLSC101; or permission of instructor. Recommended: ENGL393 and ENST200; and (PLSC389 or PLSC399). Restriction: Senior standing or higher. And must be in a major within AGNR-Plant Science & Landscape Architecture department; or must be in another related major. A capstone course based on interactions with plant science professionals and student-led class discussions. Students will apply their knowledge and experience to practical issues in the discipline, further develop critical thinking ability, and enhance their communication, teamwork, and professional skills. Topics will include nutrient management, integrated pest management, plant interactions with urban and rural ecosystems, planning of public grounds, plant biotechnology, and teaching skills.
PLSC 461 Cultural Management of Nursery and Greenhouse Systems: Substrates (1) Credit only granted for: PLSC461 or PLSC489T. Formerly: PLSC489T. One of four 1-credit modules covering the management techniques used in the intensive culture of plants in commercial operations. Specifically, this module covers the composition, handling, physical and chemical properties of substrates and how they should be managed to maximize plant growth. Course material is delivered primarily online, but a four hour face-to-face lecture/lab will be held at the end of the module.
PLSC 462 Cultural Management of Nursery and Greenhouse Systems; Irrigation (1) Credit only granted for: PLSC462 and PLSC489W. Formerly: PLSC489W. One of four 1-credit modules covering the management techniques used in the intensive culture of plants in commercial operations. Specifically, this module covers water quantity and quality issues, water supply (basic hydraulics), irrigation system design and irrigation system evaluation (performance) to maximize water application efficiency. Course material is delivered primarily online, but a four hour face-to-face lecture/lab will be held at the end of the module.
PLSC 463 Cultural Management of Nursery and Greenhouse Systems: Surface Water (1) Credit only granted for: PLSC463 or PLSC489Y. Formerly: PLSC489Y. One of four 1-credit modules covering the management techniques used in the intensive culture of plants in commercial operations. Specifically, this module covers the basics of surface water management, specific management practices, containment basin design and capture and recycling of irrigation water for intensive plant production operations. Course material is delivered primarily online, but a four hour face-to-face lecture/lab will be held at the end of the module.
PLSC 464 Cultural Management of Nursery and Greenhouse Systems: Nutrients (1) Credit only granted for: PLSC464 or PLSC489Z. Formerly: PLSC489Z. One of four 1-credit modules covering the management techniques used in the intensive culture of plants in commercial operations. Specifically, this module covers the basics of fertilization, different fertilization strategies and nutrient use and efficiency, to optimize nutrient application practices in intensive plant production systems. Course material is delivered primarily online, but a four hour face-to-face lecture/lab will be held at the end of the module.
PLSC 471 Forest Ecology (3) Prerequisite: PLSC201 or BSCI106. An understanding of the forest ecosystem, its structure and the processes that regulate it are provided. It also considers changes that occur in forests, the interaction of environment and genetics in promoting ecosystem sustainability, and the role of human influences on urban forest ecosystems.
PLSC 472 Capstone-Urban Forest Project Management (3) Prerequisite: ENST200, PLSC272, and PLSC471. Restriction: Senior standing or higher; and must be in a major within AGNR-Plant Science & Landscape Architecture department. Students will synthesize the ideas and information learned from their studies in urban forestry. Working in teams, students will complete projects involving real-world issues. Student projects will use scientific, social, political and ethical considerations in an interdisciplinary approach to provide solutions to their problem.
PLSC 473 Woody Plant Physiology (3) Prerequisite: BSCI442 or PLSC201; or students who have taken courses with comparable content may contact the department. Concentration is placed on physiological processes important to woody plant growth and development. Emphasis will be placed on current concepts and theories of how woody plants grow and develop, and the critical assessment of current research in woody plant physiology. Course readings will include textbook assignments and selected papers from the current scientific literature.
PLSC 474 Physiology of Maturation and Storage of Horticultural Crops (3) Prerequisite: Must have completed or be concurrently enrolled in BSCI442. The physiological and biochemical changes occurring during storage of horticultural commodities. Application of scientific principles to handling and storage of fresh produce.
PLSC 475 Silviculture (4) Prerequisite: PLSC100 or BSCI106; or permission of instructor. Recommended: PLSC253 or PLSC254. Restriction: Junior standing or higher. Silviculture is the science of forest stand dynamics and the biotic and abiotic factors affecting it. Issues addressed will be related to forest stand development, from regeneration to harvesting and the sustainable management for multiple uses. Topics covered will be related to natural and managed stands in both rural and urban environments.
PLSC 481 Vegetation Assessment and Analysis (2) Prerequisite: PLSC100 or BSCI106; or permission of instructor. Recommended: PLSC201, BSCI360, PLSC226, or PLSC471. An overview of vegetation assessment through the collection of data in the field (e.g. plots and transects) and the analysis of existing data and remotely detected images (e.g. Aerial photographs and GIS layers).
PLSC 489 Special Topics in Plant Science (1-3) Repeatable to 6 credits if content differs. A lecture and or laboratory series organized to study a selected phase of Plant Science not covered by existing courses. Credit according to time scheduled and organization of the course.