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PLNT 1213(questions with complete solutions) passed $14.99   Add to cart

Exam (elaborations)

PLNT 1213(questions with complete solutions) passed

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PLNT 1213(questions with complete solutions) passed

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  • October 3, 2024
  • 13
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • PLNT 1213
  • PLNT 1213
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BravelRadon
PLNT 1213

conservation tillage - correct answer ✔✔any tillage system whose primary goal is maintenance of plant
residue on the soil surface (>30% crop residue remains on soil surface)



contour farming - correct answer ✔✔farm across slope (not up and down it)



conventional tillage - correct answer ✔✔The traditional method of cultivation in which the soil is broken
up by plowing before seeds are planted



cover crop - correct answer ✔✔crop planted to protect soil between other crop's growing season



drain tile - correct answer ✔✔underground pipe system to remove water from field



grassed waterway - correct answer ✔✔planting an area of field that is prone to water movement with a
permanent grass to prevent formation of a ditch



mulch till - correct answer ✔✔done with a sweep plow; only cuts roots, does not turn soil



no till - correct answer ✔✔soil in field is only disturbed when the new crop is planted



primary tillage - correct answer ✔✔inverts, cuts, and shatters soil 6-36 inches deep; leaves soil surface
rough; big layers turned over



ridge till - correct answer ✔✔land is disturbed at the end of the growing season; crop planted in stale
bed



secondary tillage - correct answer ✔✔prepares seedbed; weed control incorporated with herbicides or
by uprooting them; smooth surface

, soil erosion - correct answer ✔✔the detachment and removal of soil (ex: wind, water)



strip cropping - correct answer ✔✔alternating crops in rows in the same field (polyculture)



strip till - correct answer ✔✔only till 6 inch band where seeds are to be placed; created good seed bed
and leaves good cover elsewhere



terraces - correct answer ✔✔build soil ridges to direct water along the contour of land instead of down
it



purposes of tillage - correct answer ✔✔1. create suitable seed bed

2. eliminate weed competition

3. improve physical condition of soil



moldboard plow - correct answer ✔✔primary tillage implement



chisel plow - correct answer ✔✔long, thin blades; cuts deep; primary tillage implement



disk plow - correct answer ✔✔primary tillage



sweep plow - correct answer ✔✔blades go underground; severs roots but does not turn soil; primary
tillage (especially mulch)



tandem disk - correct answer ✔✔disks arranged in X pattern; secondary tillage



harrow - correct answer ✔✔used behind another to smooth (like a rake); secondary tillage



rotary hoe - correct answer ✔✔good for weed elimination and breaking up crusted soil; secondary
tillage

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