Seed Establishment Flashcards
What is a hopper?
Seed reservoir
What does a metering system do?
Calculates seed per unit area
What is the distribution system?
Moves seed from metering system to soil
What does the coulter do?
Creates channel at right depth and row spacing in the soil
What are examples of seed coverage?
What do they do?
Tines
Place soil over seed in channel
What is the calculation for calibration of seed drilling?
Thousand grain weight (g) x plant population (m2)
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100
What does the seed eye found on Vaderstad seed drill do?
Calibrates seed rate
What is the role of a precision drill?
What kind of seeds are needed for precision drills?
Place single seeds accurately spaced along the row with uniform depth
Pelleted seeds to perform spherical uniformity
What are transplanters?
Mechanism that grips plants by roots and presses them into the soil with a pair of V press wheels
What’s the equation for sprayer/ fertiliser calibration?
Litres per hectare X width between nozzles X speed
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/600
