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
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