A. Based on idea of relationship between volume
B. Increment Mental in 1852 formulated it
C. Both (a) & (b)
D. None of these
Related Mcqs:
- Hunder Shagan’s formula is:
A. Actual annual yield (Ya) in a forest should bear the same relationship to volume of actual growing stock (Va)
B. The normal annual yield (Yn) does to volume of normal growing stock (Vn)
C. Both (a) & (b)
D. None of these - Numbers size of trees methods is:
A. Number of trees in each size class
B. Passage of time from one dia class to another dia class
C. Casualty percentage
D. All of the above - Method of control mean:
A. It is not a method of yield regulation but a method of repeated inventories in un-even-aged forests
B. Continuous record of history of growing stock, its volume
C. Size class distribution, causalities and increment
D. All of the above - What is the growing stock?
A. Species composition
B. Stocking and density
C. Optimum stocking level
D. Age and size
E. All of the above - Indentification of site quality: It is necessary in preparation of a plan of management are major approaches in this regard:
A. Volume per acre at rotation age
B. Physiology and soil
C. Ground vegetation
D. Height of dominant and co-dominant trees
E. All of the above - Normal forest means:
A. That forest which has reaches and maintains a practically attainable degree of perfection in all its parts for the full and continued satisfaction of objects of management
B. The provide sustained yield the growing stock must first be moulded to approach a model
C. Both (a) & (b)
D. None of these - What is meant by drawbacks?
A. It stresses the removal of only part of mature trees which is against economic and silvicultural grounds
B. If a forest is in a poor condition, sustained yield management will provide low regular yield
C. Both (a) & (b)
D. None of these - Movement ration means:
A. Estimation of movement ration from actual diameter growth of individual tree
B. 4 trees will remain in 6″ dia class
C. 5 trees will move to 7″ dia class
D. 6 trees will move to 8″ dia class
E. All of the above - Estimation of movement ratios from average diameter growth by diameter classes is / are :
A. Tree diameters include in a dia class in the present stand tables are distributed uniformly, about the class centre
B. Movement ration: Proportion of trees which will move onto next higher classes
C. Both (a) & (b)
D. None of these - What is increment?
A. The increase in girth, diameter, basal area, height, volume, quality
B. Value of individual tree or crops during a given period
C. Utilizable portions of total woody growth goes on increasing
D. All of the above
The correct answer to the question: "Von Mantel’s formula is:" is "Both (a) & (b) ".