1647ForestryMedium
Idea was first enunciated by French forester de Liocourt in 1898 who said:
ASo there was a constant ratio between numbers in successive dia classes from lowest to the highest
BBoth (a) & (b)
CNone of these
DIn selection forest, the stem numbers fell off from lower to higher dia classes in a geometric progression
Correct answer
B. Both (a) & (b)
Explanation
The correct answer is Both (a) & (b).