Emphasis on western North America. LRES 352 or consent of instructor. Chemical, physical and biological influences on phytoavailability of soil nutrients and their plant nutrition relations. Various bacteria are isolated to pure culture. Emphasis on familiarizing the advanced student with soil organisms not often encountered in general microbiology laboratories.
Characterization is based on morphological, physiological, and genetic traits.
Soil formation, pedogenic processes, weathering, geologic materials, climate, vegetation, relief, time, morphology, global variations, classification, uses, natural soil landscapes, managed soil landscapes, spatial variability, interactions, models, predictions, estimations, inputs, transformation, translocations, and outputs. Examples include the behavior of trace metals, nutrient cycling, fate of organic contaminants and characteristics of and wetland soils. State and federal legislation and regulations concerning land rehabilitation procedures, issues and public attitudes. Land Rehabilitation Field Probl ems. Extended field trip to areas where land rehabilitation is being presently practiced.