Search results for [Soil percolation] at NC Cardinal

Results 1 to 7 of 7

A laboratory study of the field percolation rates of soils / by Slater, C. S. (Clarence Sheldon), 1897-1993; Byers, Horace G.(Horace Greeley),1872-(CARDINAL)314288;

Includes bibliographical references (page 23).

Subjects: Soil percolation.;

Available copies: 1 / Total copies: 1

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The leaching of ions in soils / by Terry, David L.(CARDINAL)200258; McCants, Charles B.(Charles Bernard)(CARDINAL)180929; North Carolina Agricultural Experiment Station.(CARDINAL)164543;

Bibliography: pages 14-16.

Subjects: Soil percolation.; Soils; Ions.;

Available copies: 1 / Total copies: 2

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Estimating the leaching of ammonium and nitrate nitrogen, potassium, and magnesium in certain North Carolina soils / by Terry, David L.(CARDINAL)200258; McCants, Charles B.(Charles Bernard)(CARDINAL)180929; North Carolina Agricultural Experiment Station.(CARDINAL)164543;

Bibliography: page 10.

Subjects: Soils; Soil percolation;

Available copies: 1 / Total copies: 2

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Using chloride and chlorine-36 as soil-water tracers to estimate deep percolation at selected locations on the U.S. Department of Energy Hanford site, Washington / by Prych, Edmund A.(CARDINAL)314035;

Includes bibliographical references (pages 46-49).

Subjects: Groundwater; Seepage; Radioactive tracers in water pollution research; Hanford Works.;

Available copies: 1 / Total copies: 1

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Soil and water conservation handbook : policies, practices, conditions, and terms / by Unger, Paul W.(CARDINAL)751431;

Includes bibliographical references and index.

Subjects: Encyclopedias.; Handbooks and manuals.; Soil conservation; Soil conservation; Water conservation; Water conservation;

Available copies: 1 / Total copies: 1

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Environmental science : 49 science fair projects / by Bonnet, Robert L.(CARDINAL)773110; Keen, Dan.(CARDINAL)732862;

Acknowledgments -- Introduction -- How to use this book -- Science projects -- Under your feet: projects in soil. Homemade topsoil: making nutrient-rich topsoil -- A slice of life. Comparing the thickness of soil to the dominant plant species -- Feed me, I'm hungry: nitrogen content in soil where carnivorous plants live -- It's leaking in: percolation of lake-bottom soil -- Rotten to the core: comparing amount of organic material in lake-bottom soil to forest soil -- Winter homes: temperature differences between lake surfaces and bottoms in winter -- Pile driver: the grabbing ability of sand -- Ecology: projects in habitat and life cycles. Cover up: determining relationships between habitat size and the number of organisms living there -- Longer in the womb, later in the tomb: comparing organism gestation period with longevity -- "Wood" it burn well: comparing tree decomposition with position -- Hair helps: animal hair as a natural thermal insulator -- Blubber is beautiful: animal fat as a natural thermal insulator -- Chicken feed is for the birds: animal populations and food supply -- Who comes to drink: organism attraction to sweetness -- Pests and controls: projects in weeds and insects. Insect picnic: developing insect pest lures -- Nighttime flyers: the effect of heat and light on flying insects -- Window box protection: testing marigolds to control insect pests -- Scare bottles: objects in motion to repel bird pests -- Crabby grass: varying watering levels as natural weed control -- Netting your food: determining the number of insects trapped in spider webs -- Nature's herbicide: using acid from black walnut trees to prevent weeds -- Recycling: projects in resources and conservation. Garbage away!: determining the amount of daily unrecyclable household trash -- Rip it, tear it, decompose it: comparing the decomposition rate of paper made from recycled paper to standard paper -- My old shirt: the affect of discarded clothing on the environment -- How does your garden grow: evaluating constructed from man-made substances -- It's in the bag: aerobic and anaerobic organisms that aid in decomposition -- Trees please (many organisms): trees naturally recycle themselves -- Making gardens out of ant hills: evaluating the nutrient content of ant hills -- Waste products: projects in decomposition. Buried but not forgotten: decomposition of common materials -- Plastic graveyard: comparing decomposition of plastics -- Above or below: decomposition above and below the ground -- Preserving our goods: developing a defense against iron rust -- Soak it up: soaking solutions for wood preservation -- Compact campfire: making fuel bricks from tree litter -- Soap box opera: determining the ratio of a container to the quantity -- Indoor environment: projects in microscopic organisms. My walls are weeping: locating humid areas in a home -- Air garbage: scattering of particulate matter by vacuum cleaners -- Dusting the air: airborne particulate matter in the home -- No noise is good noise: shrubs as natural sound barriers -- Lead into hot water: lead in dinnerware -- No smoking area: detecting particulate matter in cigarette smoke -- The nose knows: how odors affect people -- Man affects the environment: projects in mankind and the environment. Outdoor air conditioning: changing the reflectivity of the Earth's surface affects temperature -- Particular particulates: airborne particulate matter blocks sunlight and affects temperatures on Earth -- Every litter bit burns: evaluating moisture content in ground-tree litter for retarding forest fires -- Clean up your act : water purification -- Flying fly ash: chimney air polluters -- Oil and water don't mix: water pollution by petroleum products -- Group rates: mass transit efficiency -- Resource list: a list of mail-order suppliers of laboratory materials -- Glossary -- About the authors -- Index.Suggests forty-nine projects in environmental science, suitable for the classroom or a science fair.

Subjects: Literature.; Environmental sciences; Pollution; Science projects; Ecology; Experiments;

Available copies: 6 / Total copies: 7

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Janice VanCleave's A+ projects in earth science : winning experiments for science fairs and extra credit. by VanCleave, Janice Pratt.(CARDINAL)178647;

Mapping the earth. Maps and globes -- Topography -- The earth and space. Rotation -- Heliocentric -- Night light -- Mobile stars -- Time -- Early methods -- Physical composition of the earth. Elements -- The earth's layers -- The earth's lithosphere. Minerals -- Crystals -- The rock cycle -- Erosion -- Rock sandwiches -- Soil texture -- Crustal bending -- Faulting -- Plate tectonics -- The earth's hydrosphere. Soundings -- Water waves -- Percolating water -- The hydrologic cycle -- The earth's atmosphere. Atmospheric energy -- The greenhouse effect -- Convection -- Fronts -- Barometric changes -- Hygrometers -- Precipitation.Presents thirty sample science projects as well as ideas for small changes to the original experiments thereby encouraging creativity and increased learning.

Subjects: Earth sciences; Science projects;

Available copies: 3 / Total copies: 3

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