关于粮农组织 新闻 媒体 主要议题 统计资料 成员 出版物

AGRIS - 国际农业科技情报系统

[ 发表于: Pollution ]
高级检索
出版日期
1990

细化搜索

结果 201-210 的 329

Changes in soil properties and site productivity caused by red alder

1990

Cole, D.W. (Washington Univ., Seattle, WA (USA). Coll. of Forest Resources) | Compton, J. | Miegroet, H. van | Homann, P.

alnus rubra soil chemicophysical properties pseudotsuga menziesii site factors/ nitrogen fixation caracteristicas del sitio/ fijacion del nitrogeno propriete physicochimique du sol propiedades fisico-quimicas suelo facteur lie au site/ fixation de l'azote
Wageningen University & Research - Netherlands
Effects of forest liming on the nutrient status of podzolic soils in Finland

1990

Derome, J. (Finnish Forest Research Inst., Vantaa (Finland). Dept. of Soil Science)

chaulage pinus sylvestris encalado picea abies liming finlandia/ disponibilidad de nutrientes finland/ nutrient availability finlande/ element nutritif disponible
Wageningen University & Research - Netherlands
Dynamics of "acute yellowing" in spruce connected with Mg deficiency

1990

Kandler, O. (Munich Univ. (Germany, F.R.). Botanical Inst.) | Miller, W.

picea magnesium/ maladie de carence magnesio/ enfermedades carenciales magnesium/ deficiency diseases
Wageningen University & Research - Netherlands
Effects of liming and fertilization on soil solution chemistry in North German forest ecosystems

1990

Matzner, E. (Goettingen Univ. (Germany, F.R.). Forschungszentrum Waldoekosysteme) | Meiwes, K.J.

chaulage soil chemistry fagus picea encalado chimie du sol acidificacion alemania/ soluciones del suelo germany/ soil solution quimica del suelo allemagne/ solution du sol ...
Wageningen University & Research - Netherlands
Effects of liming on carbon and nitrogen mineralization in coniferous forests

1990

Persson, T. (Swedish Univ. of Agricultural Sciences, Uppsala (Sweden). Dept. of Ecology and Environmental Research) | Wiren, A. | Andersson, S.

chaulage carbono carbone encalado carbon nitrification bosque de coniferas foret resineuse nitrificacion azote/ mineralisation nitrogen/ mineralization nitrogeno/ mineralizacion ...
Wageningen University & Research - Netherlands
Relationships between growth, mineral nutrition, and soils in young teak plantations in Benin and Liberia

1990

Drechsel, P. (Bayreuth Univ. (Germany, F.R.). Inst. of Soil Science and Soil Geography) | Schmall, S. | Zech, W.

soil chemicophysical properties tectona grandis fertilizer application fertilisation benin liberia/ croissance aplicacion de abonos propriete physicochimique du sol propiedades fisico-quimicas suelo liberia/ crecimiento liberia/ growth
Wageningen University & Research - Netherlands
Mineral supply of healthy and declining trees of a young spruce stand

1990

Goaster, S. Le (Station de Recherches sur le Sol la Microbiologie et la Nutrition des Arbres Forestiers INRA, Seichamps (France)) | Dambrine, E. | Ranger, J.

picea forest pathology absorcion de substancias nutritivas/ fertilidad del suelo pathologie forestiere absorption de substances nutritives/ fertilite du sol patologia forestal nutrient uptake/ soil fertility
Wageningen University & Research - Netherlands
Nutritional stress in Picea sitchensis plantations in coastal British Columbia: the effects of Gaultheria shallon and declining site fertility

1990

Messier, C. (British Columbia Univ., Vancouver, B.C. (Canada). Dept. of Forest Sciences) | Kimmins, J.P.

site factors forest pathology picea sitchensis disponibilidad de nutrientes forest land nutrient availability columbia britanica/ arbustos element nutritif disponible pathologie forestiere caracteristicas del sitio colombie britannique/ arbuste facteur lie au site ...
Wageningen University & Research - Netherlands
Element composition of leaves and wood of beech (Fagus sylvatica L.) on SO(2)-polluted sites of the NE-Bavarian Mountain

1990

Zech, W. (Bayreuth Univ. (Germany, F.R.). Inst. of Soil Science and Soil Geography) | Schneider, B.U. | Roehle, H.

fagus sylvatica feuille leaves bois madera bavaria sulphur dioxide/ chemical composition dioxyde de soufre/ composition chimique baviere dioxido de azufre/ composicion quimica ...
Wageningen University & Research - Netherlands
Terrestrial liming as a tool to mitigate acidification of Woods Lake, NY

1990

Brocksen, R.W. (Living Lakes Inc., Washington, DC (USA)) | Adams, T.B. | Sverdrup, H. | Warfvinge, P.

new york nueva york calidad del agua lakes lagos water quality acidification/ chaulage acidification/ liming qualite de l'eau acidificacion/ encalado ...
Wageningen University & Research - Netherlands