Coniferous forests having characteristics:

A.Nature over the past several hundred years hs built-up a reserve of wood in the conifer forests
B.They can be characterized as having a high volume of wood per hectare, but a very low annual growth rate
C.The high volume per hectare is idal for meeting immediate timber needs
D.All of the above

Working plan work involves activitie are:

A.Collection of data by survey, its assembly and analysis to know about the effects of past treatment
B.Based on the analysis and inferences of above to make a long-term prescription to meet the objectives of management
C.To make provisions for the implementation and control of the treatment prescribed
D.All of the above