[ نُشرت في: Pollution ]
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خيارات البحث
النتائج 921 - 930 من 61,240
Removal of heavy metal ions by synthetic zeolite.
1975
Yokota F. | Tanaka Y. | Kato T.
Wolters Kluwer - United States of America
Studies on combustion modification techniques to control nitrogen oxides emission from stationary sources.
1975
Wolters Kluwer - United States of America
Insoluble treatment process of sludge contained heavy metals.
1974
Inagaki K.
Wolters Kluwer - United States of America
Ambient ozone (O3) in three class I wilderness areas in the northeastern USA: measurements with Ogawa passive samplers.
1996
Manning W.J. | Krupa S.V. | Bergweiler C.J. | Nelson K.I.
new hampshire
usa
measurement
sampling
muestreo
espace de nature sauvage
pollution atmospherique
metodos
foret
vegetacion
etats unis
echantillonnage
...
Wolters Kluwer - United States of America
Changes in pigment concentration and composition in Norway spruce induced by long-term exposure to low levels of ozone.
1995
Mikkelsen T.N. | Dodell B. | Lutz C.
azote
age
picea abies
carotenoides
chimie
clorofilas
lumiere
pollution atmospherique
quimica
arboles forestales
nitrogeno
arboles
...
Wolters Kluwer - United States of America
Fluctuating asymmetry of invertebrate populations as a biological indicator of environmental quality.
1993
Clarke G.M.
aguas residuales
benthos
ponds
environmental impact
effet secondaire
ucrania
impact sur l' environnement
bioassays
ensayo biologico
invertebre
insectos acuaticos
dechet industriel
...
Wolters Kluwer - United States of America
Charges critiques pour la vegetation.
1993
Thimonier A. | Dupouey J.L.
azote
lande
measurement
pollutant load
ecosistema
acid soils
ecosysteme
eutrofizacion
paramos
foret
suelo acido
nitrogeno
...
Wolters Kluwer - United States of America
The effects of removing cloudwater and lowering ambient O3 on red spruce grown at high elevations in the southern Appalachians.
1993
Thornton F.C. | McDuffie C. Jr. | Pier P.A. | Wilkinson R.C.
chemical composition
clouds
air pollution
feuille
nuage
arbre forestier
composicion quimica
pollution atmospherique
arboles forestales
polucion del aire
...
Wolters Kluwer - United States of America
Effects of air filtration on spring wheat grown in open-top field chambers at a rural site. I. Effect on growth, yield and dry matter partitioning.
1992
Temmerman L. de | Vandermeiren K. | Guns M.
croissance
roots
crecimiento
dioxyde de soufre
ozono
air pollution
dioxido de nitrogeno
raices
dioxido de azufre
pollution atmospherique
dioxyde d' azote
polucion del aire
...
Wolters Kluwer - United States of America
La foret menacee.
1992
forest protection
resource depletion
zona tropical
deforestation
forests
agotamiento de recursos
deboisement
zone temperee
polucion
foret
proteccion forestal
epuisement des ressources
...
Wolters Kluwer - United States of America
