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13 Cards in this Set
- Front
- Back
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Environmental factors affecting plant propagation
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1. Light
2. Water 3. Temperature 4.Gases 5.Mineral Nutrients |
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3 categories of light that horticulurists are interested in:
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1.Irradiance
2.Daylength(photoperiod) 3.Light Quality |
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Fertigation
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soluble fertilizers added to irrigation water
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3 components to recognize in sanitation
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1. The propagation facilities
2 The propagation media 3. The stock plant material |
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Cold Frame
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propagation structures that are covered w/ poly, lath, or other covering material and not heated in winter
p62 |
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Edaphic Factors
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any factors influenced by the soil or propagation medium
p41 |
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Fertigation
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the application of soluble fertilizer during the irrigation of a seedling or rooted cutting
p46 |
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Hot Frame
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(hotbeds) propagation structures that are covered in poly and heated in winter p61
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Intermittent Mist
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A thin film of water thru a pressurized irrigation system that cools the atmosphere and leaf surface of cuttings
p45 |
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layer
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plants produced asexually from layering such as air layering or stooling
p41 |
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microclimatic conditions
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any environmental factors (relative humidity, temperature, light, gases, etc) in the immediate vicinity of the propagule during propagation
p41 |
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moveable thermal curtain
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a device that reduces heat loss at night by creating a barrier between the crop and greenhouse roof and walls
p55 |
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pad and fan system
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a system commonly used in greenhouse cooling to reduce the air temp by raising the relative humidity and circulating air
p56 |
