forest stand

The species is generally fairly common where extensive forest stands.

A park, arboretum and forest stand are special types of landscape protection area.

In the more moist areas, some closed coniferous forest stands may appear.

Then you divide the tract into forest stands, and develop a plan for each stand to meet the owner's objectives.

Most of these sites were in old-growth forest stands.

Sugar bush refers to a forest stand which is exploited for maple syrup.

Monodominance occurs where a single tree species accounts for the majority of individuals in a forest stand.

Though the forest stand is growing, due to "habitat uniqueness, human impacts and cultural tradition," conservation efforts are needed.

Fragmentation of forest stands and agricultural encroachments have rendered wildlife particularly vulnerable to human pressure.

High as that swinging forest stands.

In forest stands, black oak begins to produce seeds at about age 20 and reaches optimum production at 40 to 75 years.

Illegal and indiscriminate logging is a problem in the area, and especially in natural forest stands.

Tactics suggested for homeowners may be too costly and labor intensive for managers to use in forest stands.

Movements of northern flying squirrels in different-aged forest stands of western Oregon.

This means increasing the planting density (i.e., the numbers of plants per hectare) in an already growing forest stand."

Evaluation of hemispherical photography for determining plant area index and geometry of a forest stand.

The spread of dwarf mistletoes in forest stands is greatest from the overstory to the understory (gravity).

Natural forest stands may also be harvested solely for pulpwood where, for various reasons, the value of the trees as sawlogs is low.

In one particular forest stand, Armillaria-infected oak trees had been harvested, and their stumps were left to rot in the field.

Over time the practise of high grading can therefore give rise to forest stands containing stems of less value in terms of timber quality.

Tree roots may be infected for years before showing above-ground symptoms, making it difficult to accurately assess the true extent of disease in a forest stand.

Good provenance takes into account suitable tree genetics and a good environmental fit for planted / seeded trees in a forest stand.

These areas offer an opportunity to restore forest stands and land areas containing populations of native vertebrate animals threatened by landscape fragmentation.

It appears that this mosaic of forest stands of different ages is necessary for a viable population of E. pedicellatum.

Stand level modelling is a type of modelling in forest sciences in which the main unit is a forested stand.