عن المنظمة الأخبار الوسائط الإعلامية المتعددة الموضوعات الرئيسية الإحصائيات الأعضاء المطبوعات

أجريس - النظام الدولي للعلوم الزراعية والتكنولوجيا

[ نُشرت في: Pollution ]
بحث متقدّم
تاريخ الإصدار
1991

خيارات البحث

النتائج 161 - 170 من 222

Soil chemical and microbial effects of simulated acid rain on clover and soft chess

1991

McColl, J.G. (California Univ., Berkeley, CA (USA). Dept. of Soil Science) | Firestone, M.K.

bromus trifolium subterraneum simulation microorganismos microorganisms microorganisme acid rain/ soil chemicophysical properties simulacion lluvia acida/ propiedades fisico-quimicas suelo pluie acide/ propriete physicochimique du sol
Wageningen University & Research - Netherlands
Rate of gastric evacuation in brown trout (Salmo trutta L.) in acidified and non-acidified water

1991

Aatland, A. (Bergen Univ. (Norway). Dept. of Animal Ecology) | Barlaup, B.T.

salmo trutta growth croissance crecimiento acidification/ appareil digestif acidification/ digestive system acidificacion/ sistema digestivo
Wageningen University & Research - Netherlands
Water pollution

1991-9999

Allard, B. (Bert)

water pollution
National Agricultural Library - United States of America
[Assessment of long-range transboundary air pollution]

1991

incitation damage environmental policies incentives europe costs defoliacion pollution atmospherique politica ambiental lutte antipollution/ arbre forestier degat control de la contaminacion/ arboles forestales ...
Food and Agriculture Organization of the United Nations - Italy
Nitrogen fixing and multipurpose tree species for afforestation

1991

Singh, M. P. (Mahesh Prasad)

multipurpose trees india afforestation nitrogen-fixing trees
National Agricultural Library - United States of America
Urban air pollution | UNEP/WHO GEMS Assessment of urban air quality

1991

McCormick, John

pollution air urban health
National Agricultural Library - United States of America
North Sea pollution

1991

Kruize, R. R.

marine pollution north sea atlantic ocean nordsee
National Agricultural Library - United States of America
[The state of transboundary air pollution: 1989 update]

1991

metales pesados forest trees europe costs environmental impact soil pollution control de la contaminacion/ mercurio caida de las hojas lutte antipollution/ mercure pollution atmospherique pollution control/ mercury depense nationale ...
Food and Agriculture Organization of the United Nations - Italy
Tillage and cropping systems

1991

Harris, B. L. | Hons, F. M. | Toombs, M. M.

cropping systems water pollution crop residues runoff pollution texas soil cultivation and cropping systems ...
National Agricultural Library - United States of America
Reauthorization of the Federal Water Pollution Control Act

1991

pollution water united states law and legislation
National Agricultural Library - United States of America