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56 Cards in this Set
- Front
- Back
Four Principle Functions of Soil |
Production Engineering Ecosystem Services Habitat |
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A plane at a right angle to the soil surface exposed by a vertical cut through the soil |
Soil Profile
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A layer parallel to the soil surface |
Soil horizon |
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Top layer of soil |
Organic |
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Second layer of soil |
Topsoil |
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Third layer of soil |
Subsoil |
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Has one cotyledon, grasses |
Monocot
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Is broad leaves, two cotyledon, drags whole seed out of the ground |
Dicot |
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Regulated gas exchange for photosythesis |
Stomata |
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Cells that transport water and minerals from the soil up through the plant |
Xylem |
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Cells that transport moulecules though out the plant |
Phloem |
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5 main parts of a flower |
Petal (corolla) Sepal (protects the flower before opening) Carpel (pistill) |
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Both male and female flowers on the same plant |
Monoecious |
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Male and female flowers on completely diffirent plants |
Dioecious |
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3 Parts of a embryo |
Cotyledon Radicle plumule (shoot) |
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What classification are grasses |
Poeceae |
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What classification are soybean, peanut, clovers.. |
Fabaceae |
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What family is nightshade in |
Solanacea |
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What family are pungent herbs |
Brassicacea Arabidops is also in this family |
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Largest family of flowering plants |
Asteraceae |
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What family is cotton, okra, hibiscus in |
Malvaceae |
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What family are cucumber, watermelon and squash in |
Cucurbitacea |
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What is a pulse crop harvested for |
legumes are harvested for their seed Ex- soybeans, chickpeas |
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Dry matter produced per plant, per unit area |
Biological yield |
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Ratio of harvested product to total plant biomass |
Harvest Index |
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The more diversity of a plant in a specific area is considered |
Vavilou's Theory |
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China produced |
Soybean |
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India produced |
Rice |
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Africa produced |
Soybean |
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South America produced |
Cassava, Sweet potatos |
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Near East produced |
Wheat, Barley, Alfalfa |
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Mesoamerica produced |
Corn, beans
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Scientific name of corn/maize |
Zea mays |
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Scientifice name of rice |
Oryza sativa |
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Scientific name of wheat |
Triticum asestivum |
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Scientific name of sorghum |
Sorghum biocolor |
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Scientific name of soybean |
Glycine max |
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Cell divisions (mitosis) occur in the |
Meristem |
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Total amount of dry matter produced at harvest |
Dry matter |
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Process of inducing flowering by meeting a requirement of exposeure to cold temps. for a period of time |
Venalization |
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Measures of heat accumulation to predict the growth |
Growing degree days
((Tmax+Tmin)/2)-Tbase |
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5 Stages of Plant development |
Germination Emergence Veg. Growth Senesence Reproduction |
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Process of breaking, scratching or mechanically altering the seed coat |
Scarification |
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Cotyledons are above the ground (dicot) |
Epigeal emergence |
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Cotyledons is below the ground, the radical leaves first (monocot) |
Hypogeal emergence |
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Plant stops depositing energy in seed |
Physiological maturity |
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Moisture content of seed is appropiate for processing and storage |
Harvest maturity |
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Total water consumed in the production of plant biomass. Water loss through transporation by the plant plus water loss through evaporation |
Evapotranspitation |
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Waxy layer in the roots that force absorbed soil solution to travel through cells rather than between |
Casparian Strip |
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Symbiotic relationship between fungas and the roots of plants, improved nutrients and water uptake |
Mycorrhizae |
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3 Ways/things to keep in mind when applying pesicides |
Cultural Chemical Biological |
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Sustainable crop production needs |
Economically Stable Enviormentally Sound Social Accountablility
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Generated from renewable organic materials |
Bioenergy |
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Leftover corn stalks |
stover |
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Soil does |
Production Engneering Ecosystem Services
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The soil contains _____% |
45 percent mineral matter |