516ForestryMedium
The planned yield can differ due to many reasons. Johnson et. Al. List them as:
ANone of these
BThe long term estimate of total growth used in forecasting may turnout too higher or too low
CBoth (a) & (b)
DThere may be short-term fluctuations in increment because of climate or treatment effects
Correct answer
C. Both (a) & (b)
Explanation
The correct answer is Both (a) & (b).