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chute des feuilles

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Resultados 1-10 de 19

L' etat des forets en Europe.

1994

Haemmerli F. | Vogel J. | Volz R.

forest protection europa forest dieback air pollution leaf fall forests protection de la foret pollution atmospherique foret proteccion forestal deperissement des forets polucion del aire ...
Wolters Kluwer - United States of America
Silver fir decline in the Vosges mountains (France): role of climate and silviculture.

1989

Becker M. | Landmann G. | Levy G.

sylviculture viabilidad ecosistema viability france air pollution ecosysteme cambio climatico pollution atmospherique caida de las hojas deterioration du sol viabilite ...
Wolters Kluwer - United States of America
[State of forests in Europe]

1994

Haemmerli, F. | Vogel, J. | Volz, R.

leaf fall europe chute des feuilles bosques forest dieback marchitez del bosque polucion del aire protection de la foret deperissement des forets foret proteccion forestal pollution atmospherique ...
Institut national de la recherche agronomique - France
Simulation of effects of atmospheric ethylene on tree leaf shedding

1989

Sawada, S. | Hazama, Y. | Hayakawa, T. (Department of Biology, Faculty of Science, Hirosaki University, Hirosaki 036 (Japan))

japan leaves feuille trees arbre leaf fall polucion del aire caida de las hojas arboles ethylene/ temperature de l'air pollution atmospherique etileno/ temperatura del aire ...
Department for Environment, Food and Rural Affairs - United Kingdom
The state of transboundary air pollution: 1992 update. Report prepared within the framework of the Convention on Long-Range Transboundary Air Pollution

1993

soufre incitation forest trees incentives europe europa pollution control/ regulations caida de las hojas pollution atmospherique lutte antipollution/ reglementation control de la contaminacion/ reglamentaciones impot ...
Food and Agriculture Organization of the United Nations - Italy
The state of transboundary air pollution: 1989 update

1990

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
Nutrient stress in young Scots pines suffering from needle loss in a dry heath forest

1990

Tikkanen, E. (Lapland Univ., Rovaniemi (Finland). Arctic Centre) | Raitio, H.

stress estres pinus sylvestris leaf fall chute des feuilles finland/ plant nutrition finlandia/ nutricion de las plantas finlande/ nutrition des plantes caida de las hojas
Wageningen University & Research - Netherlands
The state of transboundary air pollution: 1989 update. Report prepared within the framework of the Convention on Long-Range Transboundary Air Pollution.

1990

pollution control pollution du sol environmental impact national expenditure heavy metals lutte antipollution impact sur l' environnement pollution atmospherique control de la contaminacion cout metal lourd polucion del suelo ...
Wolters Kluwer - United States of America
[The state of transboundary air pollution: 1992 update]

1993

soufre incitation forest trees incentives europe europa pollution control/ regulations caida de las hojas pollution atmospherique lutte antipollution/ reglementation control de la contaminacion/ reglamentaciones impot ...
Food and Agriculture Organization of the United Nations - Italy
[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