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1989

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Results 111-120 of 267

Regeneration of forests damaged by forest decline

1989

Burschel, P. (Muenchen Univ. (Germany, F.R.). Lehrstuhl fuer Waldbau und Forsteinrichtung) | Binder, F.

plant diseases pluie acide fertilizers maladie des plantes afforestation enfermedades de las plantas versuchsflaechen bergahorn naturverjuengung baviere mg++ 181.341 ...
ZB MED Nutrition. Environment. Agriculture - Germany
Effects of crown decline on increment in Norway spruce (Picea abies (L.) Karst) in southern Sweden

1989

Bjoerkdahl, G. | Eriksson, H. (Swedish Univ. of Agricultural Sciences, Garpenberg (Sweden). Dep. of Forest Yield Research)

houppier picea abies weight peso poids volumen precipitacion atmosferica perdidas suede/ hauteur sweden/ height suecia/ altura teneur en matiere seche ...
The Norwegian University Library of Life Sciences - Norway
Effects of ozone on plants in relation to other environmental conditions

1989

Mortensen, L.M. (Norges Landbrukshoegskole, Aas (Norway). Inst. for Hagebruk)

air pollution acid rain vent plantas teneur en eau du sol humidity pollution atmospherique temperature de l'air lumiere contaminacion del aire humidite lluvia acida ...
The Norwegian University Library of Life Sciences - Norway
Effect of local air pollution on the sporophore production of mycorrhizal fungi, mycorrhizae and microbial activity in Scots pine forests

1989

Ohtonen, R. | Markkola, A.M. (Oulu University (Finland). Dep. of Botany)

forest soils air pollution mycorrhizae sporophores ph roots pollution atmospherique biologia/ respiracion biology/ respiration contaminacion del aire sol de foret nitrogeno ...
The Norwegian University Library of Life Sciences - Norway
The liming of forest soils in Finland

1989

Derome, J. | Paetilae, A. (The Finnish Forest Research Institute, Vanda (Finland))

suelo turboso forest soils ph sol tourbeux ashes chaulage finland/ lysimeters sol de foret alcalinite finlandia/ lisimetros sol mineral finlande/ lysimetre ...
The Norwegian University Library of Life Sciences - Norway
Nutrients and structural dynamics of conifer needles in South Sweden 1985-1987

1989

Nihlgaard, B. (Lund University (Sweden). Dep. of Plant Ecology)

climate air pollution fungi picea abies ph colour pollution atmospherique quimica del suelo suecia/ perdidas teneur en substances nutritives contaminacion del aire algue ...
The Norwegian University Library of Life Sciences - Norway
Effects of long term exposure of ozone on ultrastructure and net photosynthesis of Norway spruce

1989

Sutinen, S. | Wallin, G. | Sellden, G. (Goeteborg Univ. (Sweden). Dep. of Plant Physiology) | Skaerby, L. (Swedish Environmental Research Institute, Goeteborg (Sweden))

picea abies photosynthese leaves plastidios feuille hojas air pollution/ carbon dioxide pollution atmospherique/ dioxyde de carbone fotosintesis contaminacion del aire/ dioxido de carbono ...
The Norwegian University Library of Life Sciences - Norway
Comparisions of forest soils in relation to acid precipitation in Central Norway, South Norway and Schwarzwald in West Germany

1989

Aune, E.I. (Vitenskapsmuseet, Trondheim (Norway). Botanisk Inst.) | Dahl, E. (Norges Landbrukshoegskole, Aas (Norway). Botanisk Inst.) | Loees, A.K. (Stiftelsen for Oekologisk Landbruk, Tingvoll (Norway))

podzol forest soils climate vegetation acid rain carga contaminante quimica del suelo norvege sol de foret republica federal alemana/ humus republique federale d'allemagne/ humus german federal republic/ humus ...
The Norwegian University Library of Life Sciences - Norway
Porcelain cups as a source of error in soil acidification studies

1989

Raulund-Rasmussen, K. (Royal Veterinary and Agricultural University, Frederiksberg C (Denmark). Chemistry Dep.)

carbone acid rain methode equipo anion potassium contaminacion acidity/ aluminium lixiviacion separacion suelos soils ...
The Norwegian University Library of Life Sciences - Norway
Sulphur content of the epiphytic lichen Hypogymnia physodes as an indicator of atmospheric deposition in Finland

1989

Kubin, E. (Finnish Forest Research Institute, Muhos (Finland). Muhos Research Station)

air pollution picea abies alnus incana chemical analysis finlande finlandia pollution atmospherique contaminacion del aire azufre/ betula analisis quimico sulphur/ betula soufre/ betula ...
The Norwegian University Library of Life Sciences - Norway