Botanical Composition (Leaving Cert Agricultural Science): Flashcards
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Botanical composition
Botanical composition
Types & amounts of plant species in grassland
Permanent pasture
Permanent pasture
Long-established, naturally developed, diverse grassland
New ley
New ley
Recently sown temporary grassland for maximum productivity
Permanent pasture composition (%)
Permanent pasture composition (%)
60% grasses, 10% legumes, 30% weeds
New ley composition (%)
New ley composition (%)
90% grasses, 7% legumes, 3% weeds
Quadrat sampling method
Quadrat sampling method
Square frame placed randomly to measure plant species
Minimum quadrat placements per area
Minimum quadrat placements per area
At least 10 times
Nitrogen-fixing legume example
Nitrogen-fixing legume example
Clover
Grassland management trade-off
Grassland management trade-off
Maximising yield vs maintaining biodiversity
Typical quadrat frame size
Typical quadrat frame size
0.5 to 1 square metre