BOTANY

BOTANY

FORESTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which type of harvest method is not considered to be ecologically sound?
A
clearcut
B
shelter-wood
C
​ high-grading
D
group selection
Explanation: 

Detailed explanation-1: -Clearcutting is the most destructive form of even-aged logging. In other forms of even-aged management, loggers will leave a seed tree or two to drop pine cones and restock the area. Another even-aged logging method is removing some trees initially, and then removing the remaining trees at a later date.

Detailed explanation-2: -High grade-A harvest that removes the trees of commercial value, leaving small trees, as well as large ones of poor quality and of low-value species. Diameter-limit cut-A timber harvest that removes all. trees larger than a specified diameter (e.g., 12” and larger). Diameter-limit cuts often result in high grading.

Detailed explanation-3: -Therefore, it may be concluded that partial harvesting of mature forests is the least ecologically disruptive technique regarding timber harvesting in the northeast United States.

There is 1 question to complete.