+Article 4 10.

Article 4 10.

The use of bio indicators may be considered where regional patterns of the impact on ecosystems are to be assessed.

1. Ħarsa ġenerali

,

1.1 Referenzi

1.2 Rekwiżiti identifikati

1.3 Standards relatati

2. Rekwiżiti identifikati

Rekwiżiti

3. Standards relatati

Standards