agn 143 exam 4 quiz questions and answers already passed 2024/2025 agn 143 exam 4 quiz questions
History has shown that oaks have become more prominent in the eastern United States for what reason? - correct answer Fire
Genetic testing and pollen records have shown that oaks have been an ...
agn 143 exam 4 quiz questions
History has shown that oaks have become more prominent in the eastern
United States for what reason? - correct answer ✔Fire
Genetic testing and pollen records have shown that oaks have been an
integral part of eastern forest ecosystems for how long? - correct answer
✔At least 10,000 years
T/F: Methods of crown thinning tend to be preferred for oak-dominated
systems. - correct answer ✔true
T/F: The American chestnut was a very dominant tree species in the eastern
hardwoods before a disease killed them. - correct answer ✔true
Which of the following is not a type of regeneration of oaks? - correct answer
✔None of the above (all 3)
Oak dominance is often observed in areas of what site quality? - correct
answer ✔Moderate
In shelterwood harvesting systems, what is the ideal basal area left after the
establishment cut? - correct answer ✔30 to 50
What bird was an "acorn predator" and played a vital role in dispersal of
acorns over long distances? - correct answer ✔Passenger pigeon
Which of the following is a major ecosystem requirement for sustainable
regeneration and growth of oak species? - correct answer ✔All of the above
, Most oak species are considered to have what type of shade tolerance? -
correct answer ✔Intermediate shade tolerant
In general, which requires a more shade tolerant companion crop? - correct
answer ✔Silvopasture
Which of the following is NOT an important factor for species consideration in
silvopasture? - correct answer ✔All are important factors
Which of the following would be considered an INDIRECT companion crop of
forest farming? Meaning this would not be directly harvested, but would
benefit from this agroforestry system. - correct answer ✔Wildlife
In which times of the year does forage yield of silvopasture exceed traditional
pasture? - correct answer ✔Early spring (February to April) and Late
summer (August)
In alley cropping systems, trees can be planted in blocks of single rows or
multiple rows. Which planting method would be implemented for obtaining
quality wood on a longer rotation? - correct answer ✔Multiple tree row
Which of the following is NOT a use of pollarding? - correct answer ✔All are
uses of pollarding
Which of the following is the desired stocking level for silvopasture? - correct
answer ✔30% to 50%
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