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Soil Science 2024 - Coggle Diagram
Soil Science 2024
Fertliser
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Apply by bulky, aerial or by hand
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Physical properties
Drainage and aeration
Clay soils drain slower, poorly aerated, slow to warm
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Sandy soils drain quickly, dry faster, well aerated.
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Temperature
Warmer soils increase plant growth, microbial activity
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Drainage
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poorly drained soils, cold, weeds, hard ot cultivate
Soil structure
Influences drainage, aeration and temperature
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Maori concepts
Tuhononga
Interconnectedness
Direct drilling, crop rotation, adding compost or organic material
Manaakitanga
caring for people, the environment, and the community.
Drainage, adding fertliser, lime
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Liming
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Raises pH, reduced acidity
Irrigation
Spray, trickle or drip, border dyke
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Needed for photosynthesis, nutrient transfer, evaporation, keeping cellls rigid
Cultivation
Conventional - ploughing, discing, harrowing, rolling
Kills weeds, breaks up large lumps
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Biological properties
Organic matter
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Sources
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Dung, dead plant material, soil organisms
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Soil texture
indicates aeration, temperature, drainage, ease of cultivation
Proportions of sand , silt and clay
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