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6 Cards in this Set
- Front
- Back
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what are macro nutrients?
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macro nutrients are required chemicals/elements that plants need to survive. they are neede in relatively large amounts.
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what are micro nutrients?
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micro nutrients or trace elements are required in relatively small amounts by plants. they are used in many plants process.
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describe what a loam is
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optium soil for growing soil in has a mixture of sand, silt e clay. 70% silt, 20% sand. 10% clay.
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what are soil aggregates?
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a siol aggregate is a mixture of sand e silt bound together by clay, organic matter and other soil components. there are small air spaces within are aggregate.
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define soil structure
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soil structure is defined by the way individual soil partivles are grouped together soil structure develops over time.
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explain the term soil texture
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proportion of san, silt e clay.
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