عن المنظمة الأخبار الوسائط الإعلامية المتعددة الموضوعات الرئيسية الإحصائيات الأعضاء المطبوعات

أجريس - النظام الدولي للعلوم الزراعية والتكنولوجيا

[ نُشرت في: Pollution ]
بحث متقدّم
تاريخ الإصدار
1998

خيارات البحث

النتائج 341 - 347 من 347

Response of a grassland ecosystem to air pollutants : 6. The chemical climate: concentrations and potential flux densities of relevant criteria pollutants النص الكامل

1998

Grünhage, Ludger | Dämmgen, Ulrich | Haenel, Hans-Dieter | Jäger, Hans-Jürgen

Thünen-Institut - Germany
Response of a grassland ecosystem to air pollutants : 5. A toxicological model for the assessment of dose-response relationships for air pollutants and ecosystems النص الكامل

1998

Dämmgen, Ulrich | Grünhage, Ludger

Thünen-Institut - Germany
Water pollution from agriculture in the context of land use planning

1998

Nishizawa, Eiichirō

water japan agricultural pollution mathematical models pollution economic aspects water quality management
National Agricultural Library - United States of America
Guidelines for evaluating air pollution impacts on wilderness within the Rocky Mountain region النص الكامل

1998

Haddow, Dennis | Blett, Tamara | Fisher, Richard | Musselman, Robert C.

ecosystems air quality trees air monitoring pollution effect of air pollution on rocky mountains ...
National Agricultural Library - United States of America
Measures taken pursuant to Council Directive 91/676/EEC concerning the protection of waters against pollution caused by nitrates from agricultural sources

1998

water nitrates agricultural pollution pollution european union countries nonpoint source pollution law and legislation environmental aspects water quality management
National Agricultural Library - United States of America
Proceedings of the International Symposium on Air Pollution and Climate Change Effects on Forest Ecosystems, February 5-9, 1996, Riverside, California النص الكامل

1998

Bytnerowicz, Andrzej | Arbaugh, Michael J. | Schilling, Susan L.

environmental impact forest ecology forestry forests climatic factors pollution effect of pollution on forest plants forest microclimatology forestry related meteorology and climatology forests and forestry ...
National Agricultural Library - United States of America
Estimating transaction costs of alternative policies to reduce phosphorous pollution in the MInnesota River النص الكامل

1998

McCann, Laura (Laura Mary Joy) | Easter, K. William

water pollution united states minnesota river minnesota river (s.d. and minn.) water quality management
National Agricultural Library - United States of America