Inventory Procedure for Small or Specialized Forest Nurseries
Applying sampling theory to inventory problems requires, among other matters, a clear recognition of the limits of the populations to be sampled. In inventories of forest nurseries, a population to be sampled is sometimes assumed to consist, for example, of all the 2-0 seedlings of a given seed lot growing in a part of the nursery with a given soil type and treatment history. This definition of the population2 may be entirely satisfactory for the purposes of nursery cost analysis or for planning reforestation operations. It may, on the other hand, not satisfy the nurseryman who often wishes to know not only how many seedlings of a given lot he has in the ground, but also just which beds he will have to lift to fill an order for a specific number of trees.
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Author(s): John W. Duffield
Publication: Tree Planters' Notes - Issue 58 (1963)