Conclusions and draft recommendations of the Workshops on Critical Levels for Forests, Crops and Materials and on Critical Loads for Sulphur and Nitrogen.
1988
تفصيلات التسجيلة (السجل)
رمز / رقم الاستدعاء[E/ECE/]EB.AIR/R.30/Add.1
العنوانConclusions and draft recommendations of the Workshops on Critical Levels for Forests, Crops and Materials and on Critical Loads for Sulphur and Nitrogen.
ملخص
Annex: Conversion factors for deposition.
عنوان الإجتماع
تاريخGeneva : UN, 5 Sept. 1988.
الوصف
2 p. : tables