Vegetation Extent

AUS-ASC-FOR-VEX General High confidence

Benchmark Value

16 m²/ha
Thresholds: Lower: —, Upper: 16
Direction: Lower is desirable ↓
Form: MaximumOnly

Scoring Curve

Scoring curve unavailable

The scoring engine could not generate a curve for this benchmark context. The primary form is Point, but the benchmark data may be missing required fields (e.g., optimal range bounds for an OptimalRange benchmark). This is typically a data quality issue in the benchmark pipeline.

Evidence & Context

"Retaining above 16 m²/ha increases mortality of the regeneration during summer dry periods due to competition for moisture and suppression."

Metric Definition:

Upper limit for basal area retention to prevent seedling suppression.

Benchmark Definition:

This benchmark defines the maximum basal area per hectare that should be retained to avoid seedling mortality due to competition in production forestry.

Justification:

Prevents moisture competition from killing the next generation of trees.

Sources (1)

Preview of Technical Bulletin 5: Silvicultural systems for native eucalypt forests
Technical Bulletin 5: Silvicultural systems for native eucalypt forests

Technical Bulletin 5: Silvicultural systems for native eucalypt forests

View Source

Supporting Sources (4)

Additional references from the underlying research that informed this benchmark.

Preview of Australia state of the environment 2021: land, accessed May 11, 2025
Australia state of the environment 2021: land, accessed May 11, 2025
Direct Evidence Journal

Management Standards and Procedures for timber harvesting operations in Victoria’s State forests

View Source
Preview of Monitoring Eucalyptus delegatensis in Tasmania
Monitoring Eucalyptus delegatensis in Tasmania
Direct Evidence

Monitoring Eucalyptus delegatensis in Tasmania

View Source
Preview of Policy for Maintaining a Permanent Native Forest Estate
Policy for Maintaining a Permanent Native Forest Estate
Direct Evidence

Policy for Maintaining a Permanent Native Forest Estate

View Source
Preview of VNPA-Alpine-Ash-forests-of-mainland-Australia
VNPA-Alpine-Ash-forests-of-mainland-Australia
Direct Evidence

VNPA-Alpine-Ash-forests-of-mainland-Australia

View Source

Context

  • Region Australia
  • Biome Alpine and Subalpine Complex
  • Land Use Production Forestry
  • Assessment Pristine Reference
  • Evidence Type HealthyOperationalRange

Lifecycle

  • Status Superseded
  • Version 1
  • Effective From 9 Apr 2026
  • Effective To 9 Apr 2026