# Register now to access 7 million high quality study materials (What's Course Hero?) Course Hero is the premier provider of high quality online educational resources. With millions of study documents, online tutors, digital flashcards and free courseware, Course Hero is helping students learn more efficiently and effectively. Whether you're interested in exploring new subjects or mastering key topics for your next exam, Course Hero has the tools you need to achieve your goals.

12 Pages

### L18_filled

Course: MGF 1107, Fall 2010
School: University of Florida
Rating:

Word Count: 1493

#### Document Preview

22 Lecture Day 18 Linear Models 2 2 Real World Models By letting math variables [symbols] correspond to real world variables [stuff we dont know], a real world problem can be ____________ by something as simple as a function, such a model is called a ________ __________ model. Many real world problems are analyzed via models that include a combination of many different mathematical structures, not just...

Register Now

#### Unformatted Document Excerpt

Coursehero >> Florida >> University of Florida >> MGF 1107

Course Hero has millions of student submitted documents similar to the one
below including study guides, practice problems, reference materials, practice exams, textbook help and tutor support.

Course Hero has millions of student submitted documents similar to the one below including study guides, practice problems, reference materials, practice exams, textbook help and tutor support.
Find millions of documents on Course Hero - Study Guides, Lecture Notes, Reference Materials, Practice Exams and more. Course Hero has millions of course specific materials providing students with the best way to expand their education.

Below is a small sample set of documents:

University of Florida - MGF - 1107
Day 24Lecture 19Non-Linear Models32Preliminaries Before we get into Non-linear models there are some ideas weshould cover. Idea one:If youre told thatthen This is called the _ _ principal.123Preliminaries, part 2 Meet Euclid, No THATS EUC
University of Florida - MGF - 1107
Day 24Lecture 19Non-Linear Models32Preliminaries Before we get into Non-linear models there are some ideas weshould cover. Idea one:If youre told thatthen This is called the _ _ principal.123Preliminaries, part 2 Meet Euclid, No THATS EUC
University of Florida - MGF - 1107
Day 25Lecture 20Non-Linear Models, part 232From Last Time From Far Away, we see the hill as a hill, not a line. If we zoom in on Bob, fromhis close up perspective we seethe hill looks like a strait line So _ the hill is a line. If we sample spo
University of Florida - MGF - 1107
Day 25Lecture 20Non-Linear Models, part 232From Last Time From Far Away, we see the hill as a hill, not a line. If we zoom in on Bob, fromhis close up perspective we seethe hill looks like a strait line So _ the hill is a line. If we sample spo
University of Florida - MGF - 1107
Day 26Lecture 21Non-Linear Models, part 302The Forms of a Quadratic Function Compare the Quadratic Forms with the Forms of a line, Quadratic models are one of the oldest non-linear models andhave been studied since the ancient times.123A Highe
University of Florida - MGF - 1107
Day 26Lecture 21Non-Linear Models, part 302The Forms of a Quadratic Function Compare the Quadratic Forms with the Forms of a line, Quadratic models are one of the oldest non-linear models andhave been studied since the ancient times.123A Highe
University of Florida - MGF - 1107
Day 27Lecture 22Non-Linear Models,The Final Chapter1Stuff I should have just stated instead ofDerived2Example Version If a Bank offers 3% APR, and the bank compounds twice a year,then the interest payment each compound period is 1.5% of thecurr
University of Florida - MGF - 1107
Day 27Lecture 22Non-Linear Models,The Final Chapter1Stuff I should have just stated instead ofDerived2Example Version If a Bank offers 3% APR, and the bank compounds twice a year,then the interest payment each compound period is 1.5% of thecurr
University of Florida - MGF - 1107
MGF 1107Section 4633MTWRF, 9:30 10:45 a.m. in LIT 127Instructor: Matt MahoneyOffice: 467 Little HallE-mail: gatormm@ufl.eduWebsite: www.math.ufl.edu\~gatormmOffice Phone: (352) 392-0281 X-237Office Hours: T, Th @ 3:30 4:45 p.m., W @ 12:30 1:45 p.m
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Inro to Soil Science Lec. 27-28Soil Organic Matter Ch. 113/13/2007High (a) and Low (b) C/N ratio OM decompositionC/N Ratios and DecompositionDecomposition of Plant Material20:1Low C/N ratio:High C/N ratioN MineralizationN Immobilization
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Inro to Soil Science Lec. 27-28Soil Organic Matter Ch. 113/13/2007Decomposition Rate of Different C/N MaterialsGeography of Soil OM- Organic matter is added to surface and nearsurface horizons, gives topsoil dark color- Cooler, more OM- W
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Inro to Soil Science Lec. 27-28Soil Organic Matter Ch. 113/13/2007Organic C Distribution in SoilsThe effect of soil texture on organic carbon contentTextural Effects?Soils with Clay and Silt produce more biomassWater holding capacityGreat
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Inro to Soil Science Lec. 27-28Soil Organic Matter Ch. 113/13/2007Where does the organic residue in the soil go?SOC and Long Term CultivationMorrow Plots, UIUC; Rothamstead, England6
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Inro to Soil Science Lec. 27-28Soil Organic Matter Ch. 113/13/20077
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Inro to Soil Science Lec. 27-28Soil Organic Matter Ch. 113/13/2007The Carbon CycleLearning objectives:- Understand the main sinks and sources of C- Understand the Global Carbon Cycle- Know the soil and climate factor effects on C- Underst
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Inro to Soil Science Lec. 27-28Soil Organic Matter Ch. 113/13/2007The Carbon CycleGlobal Carbon CycleEnvironmental EffectsThe Role of Soil Carbon and Soil Organic MatterGlobal Carbon Cycle Atmosphere has 750 Pg of C Biosphere has 550 Pg
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Inro to Soil Science Lec. 27-28Soil Organic Matter Ch. 113/13/2007Carbon Cycle Components- CO2 into plants, photosynthesis- Respiration (plants)- Animal Consumption (respiration, assimilation,waste)- Small amounts as carbonates- Large st
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Inro to Soil Science Lec. 27-28Soil Organic Matter Ch. 113/13/2007Net Carbon Cycle Flow (Pg/yr)219 Pg/yr into atmosphere215 Pg/yr removed from atmosphereHow can this balance be altered?Less respirationCarbon sequestrationLess fossil fuel
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Inro to Soil Science Lec. 27-28Soil Organic Matter Ch. 113/13/2007Carbon SequestrationStrategies to lower atmospheric levelsOcean Based Changes- Increase fertilization for phytoplankton- Deep injection of pure CO2Other Ideas?CompostingS
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Inro to Soil Science Lec. 27-28Soil Organic Matter Ch. 113/13/2007Composting TipsOptimizing Breakdown:N fertilizerAdd a little soil50 to 70% water contentAeration (turning)Organic SoilsHistosols are composed almost entirely of OM- Wet
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Inro to Soil Science Lec. 27-28Soil Organic Matter Ch. 113/13/2007Highly decomposedUn-decomposedUn-MarlHistosols have:- Very high Water holding capacity- Very high CEC- Very highly buffered (slow pH change)- Little aluminum problems-
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Inro to Soil Science Lec. 27-28Soil Organic Matter Ch. 113/13/2007The Tollund ManMore Bog MenAnd More Bog MenNote rope around the one at right15
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
Input to soilComponentAtmosphericsulfurAtmosphericdepositionSO2 gasLoss from soilVolatilizationCropharvestMineralfertilizersAnimalmanuresand biosolidsPlantresiduesRunoff anderosionAbsorbed ormineral sulfurOrganicsulfurPlantuptake
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Intro Soil Science Lec. 25-26Soil Organisms Ch. 103/4/2007Soil Organisms Include Micro- and Macro-organisms:MicroMacro- Bacteria- Actinomycetes- Fungi- Protozoa, Algae- Arthropods: Insects: ants, termites, cicada, grubs, mole crickets, et
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Intro Soil Science Lec. 25-26Soil Organisms Ch. 103/4/2007Soil organisms can be:Aerobic:Use oxygen as a terminal electron acceptor and produceCO2 gas as a waste product.Anaerobic:Use nitrate (NO3-), nitrite (NO2-), ferric iron (Fe3+),sul
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Intro Soil Science Lec. 25-26Soil Organisms Ch. 103/4/2007Soil organisms include:Bacteria- small, motile, diverse- broad range of enzymaticcapabilities- oxidation and reduction ofelements in soil- N-fixation- active in many soilenviro
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Intro Soil Science Lec. 25-26Soil Organisms Ch. 103/4/2007Soil organisms include:Actinomycetes- responsible for the sweet smell offreshly plowed soil- geosmin- filamentous and branched- share properties of fungi and bacteria- decompositi
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Intro Soil Science Lec. 25-26Soil Organisms Ch. 103/4/2007FungiAerobic HeterotrophsDominant decay organisms in acid soils, hence, are veryimportant in forest ecosystems (saprophytic)Include parasitic species (plant diseases)Symbiotic spec
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Intro Soil Science Lec. 25-26Soil Organisms Ch. 103/4/2007Mycoorhizal FungiIn the symbiotic relationship, the higher plant providesthe fungi with energy from products of its metabolism.The fungi increase the ability of the plant to extract
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Intro Soil Science Lec. 25-26Soil Organisms Ch. 103/4/2007Coral-like root system- Increases root surface area 10-1000 x- Aids in transferring all essential elements- Secretes acids that release nutrients- Very important for forest replants
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Intro Soil Science Lec. 25-26Soil Organisms Ch. 103/4/2007Soil organisms also include:Protozoa- Can swim and restengulf their food (bacteria)- Water-borne diseases commonProtozoa- Heterotrophic organisms, most protozoa arepredatory or p
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Intro Soil Science Lec. 25-26Soil Organisms Ch. 103/4/2007Soil Organisms- Physically mix the soil tree throw &amp; larger animals- Improve the physical properties of the soil (structure,porosity)Naked Mole Rat Cam:http:/nationalzoo.si.edu/Ani
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Intro Soil Science Lec. 25-26Soil Organisms Ch. 103/4/2007Cicada and itsexit holesAnts Move Soil and Undermine and Bury Coarse FragmentsTermite Mound10
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Intro Soil Science Lec. 25-26Soil Organisms Ch. 103/4/2007Soil organisms include:NematodesThreadwormsPredators: bacteria, algae, protozoa, insect larvaeAlso Plant parasitesInfect roots, cause secondary infectionsSoybean cyst, root-knot,
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Intro Soil Science Lec. 25-26Soil Organisms Ch. 103/4/2007EarthwormsEarthworms prefer:- moist, well aerated soils, especially subsoils- soil pH values of 5.0 to 8.4- medium to fine textured soils- medium to high soil organic matter levels
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Intro Soil Science Lec. 25-26Soil Organisms Ch. 103/4/2007SlugNightcrawlerNightcrawler activity on golfcourse fairwaySoil organisms also include:Medium-large animals: Moles, Crayfish, Badgers, Prairiedogs, wombats13
University of Illinois, Urbana Champaign - NRES - 201
NRES 201 Intro Soil Science Lec. 25-26Soil Organisms Ch. 103/4/2007WombatsStar Nosed MoleMole CricketLarger AnimalsMost burrowing animals with the exception of crayfishonly burrow in well drained soils, loams and sandyloam preferred.The activiti
University of Illinois, Urbana Champaign - NRES - 201
University of Illinois, Urbana Champaign - NRES - 201
Phosphorus in SoilsTotal contentTotalx Surface soil: P &lt; N or KTotal P contentcontentGeographical area%lb/A-6lb/ANorth central U.S.0.36000Southeastern U.S.0.051000Tropics0.02400Values are for native P only.x Buildup due to:- Long-term
University of Illinois, Urbana Champaign - NRES - 201
PhosphorusVicious cycle!- made worse by timber harvest or fire- 1-2 billion ha of land in tropics affected this way- High P content accelerates eutrophication of water supply- manures, waste treatment, excessive fertilizersExcess P application will