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AGRIS — международная информационная система по сельскохозяйственным наукам и технологиям

[ Опубликовано в: Pollution ]
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Дата публикации
1986

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Результаты 191-200 из 219

[Studies on the influence of air pollution on the nutrient balance of forest trees]

1986

Seufert, G. (Hohenheim Univ., Stuttgart (Germany, F.R.). Inst. fuer Landeskultur und Pflanzenoekologie) | Arndt, U.

fagus disponibilidad de nutrientes air pollution beregnung nutrient availability biochimie/ polluant depositionen so2 o3 open-top-chambers naehrstoffkreislauf ...
ZB MED Nutrition. Environment. Agriculture - Germany
[Energy balance of differently damaged Norway spruce needles in the course of the year]

1986

Benz, T. (Tuebingen Univ. (Germany, F.R.). Inst. fuer Biologie) | Hampp, R.

phosphate enfermedades de las plantas phosphates facteur nuisible agentes nocivos maladie des plantes chlorophyllgehalt baden-wuerttemberg/ energy exchange bade-wurtemberg/ echange d'energie (430.1-43.5) photooxidantien nadeln alter ...
ZB MED Nutrition. Environment. Agriculture - Germany
Qualitative and quantitative dependence of the fructification of mycorrhizae fungi on artificial fertilization, immission and tree damage in spruce sites in the Black Forest

1986

Mueller, C. (Tuebingen Univ. (Germany, F.R.). Inst. fuer Biologie) | Oberwinkler, F.

fertilizers spore spores facteur nuisible agentes nocivos engrais 114.66 saure depositionen 114.25 forstliche duengung 172.8 mycorhize ...
ZB MED Nutrition. Environment. Agriculture - Germany
Aspects of the chemical microcompartimentation in forest soils

1986

Hildebrand, E.E. (Forstliche Versuchs- und Forschungsanstalt Baden-Wuerttemberg, Freiburg (Germany, F.R.))

estructura del suelo structure du sol air pollution bodenchemie picea abies soil structure bade-wurtemberg/ facteur nuisible baden-wuerttemberg/ injurious factors stoffeintrag boden saure depositionen (430.1-43.5) 114.54 ...
ZB MED Nutrition. Environment. Agriculture - Germany
Possible consequences of forest decline. Ecological and political points of view

1986

Niesslein, E. (Freiburg Univ. (Germany, F.R.). Inst. fuer Forstpolitik und Raumordnung) | Tampe-Oloff, M.

forstpolitik ecosystems politique de l'environnement ecosistema wald environmental policies facteur nuisible/ pollution atmospherique politica ambiental saure depositionen foret claire 907.2 181.45 ...
ZB MED Nutrition. Environment. Agriculture - Germany
Measurements of photosynthesis of healthy and damaged trees: search for parameters for early detection of tree damage

1986

Lichtenthaler, H.K. (Karlsruhe Univ. (Germany, F.R.). Botanisches Inst. Lehrstuhl fuer Pflanzenphysiologie) | Schmuck, G. | Nagel, E. | Buschmann, C.

enfermedades de las plantas coniferous forests maladie des plantes air pollution plant diseases pigmentation pigmentacion foret resineuse depositionen fotosintesis/ agentes nocivos pigmente schaedigung photosynthesis/ injurious factors ...
ZB MED Nutrition. Environment. Agriculture - Germany
[Effect-related survey of certain forest damage areas of Baden-Wuerttemberg, regarding air pollution stress, by means of bioindicators (active monitoring of indicator plants)]

1986

Pilgram, C. (Hohenheim Univ., Stuttgart (Germany, F.R.). Inst. fuer Landeskultur und Pflanzenoekologie) | Arndt, U. | Schlueter, C.

ozono sulphur dioxide facteur nuisible dioxyde de soufre agentes nocivos nicotiana tabacum blattnekrosen resistenz dioxido de azufre foret claire (430.1-43.5) bioindikatoren ...
ZB MED Nutrition. Environment. Agriculture - Germany
Tritium based investigations into the water transport and water turnovers in spruce trees

1986

Strack, S. (Kernforschungszentrum Karlsruhe G.m.b.H. (Germany, F.R.). Hauptabteilung Sicherheit) | Unger, H.

radioactivity radiactividad anatomie du bois wood anatomy saftstrom air pollution nadeln vergilbungen bade-wurtemberg/ facteur nuisible baden-wuerttemberg/ injurious factors saure depositionen tritium konzentrationen 812.23 ...
ZB MED Nutrition. Environment. Agriculture - Germany
Comparative investigations of fine root system and the anatomy of mycorrhizae after dry stress and artificial fertilization

1986

Oberwinkler, F. (Tuebingen Univ. (Germany, F.R.). Inst. fuer Biologie) | Kottke, I. | Ritter, T. | Feil, W.

fertilizers drought trockenstress engrais air pollution picea abies bade-wurtemberg/ facteur nuisible feinwurzeln baden-wuerttemberg/ injurious factors saure depositionen secheresse 114.25 ...
ZB MED Nutrition. Environment. Agriculture - Germany
A micromethod for the determination of sulphite in needle tissue

1986

Keil, R. (Tuebingen Univ. (Germany, F.R.). Inst. fuer Biologie) | Hampp, R. | Ziegler, H.

sulphur dioxide facteur nuisible dioxyde de soufre agentes nocivos picea abies injurious factors photometrie dioxido de azufre contaminacion del aire/ analisis de tejidos 168 160.26 sulfit nachweis ...
ZB MED Nutrition. Environment. Agriculture - Germany